Mock Exam

A 19-year-old student who recently moved to the area attends your practice concerned about the appearance of an upper tooth, which looks smaller and whiter than the surrounding teeth. Their partner has also commented on its appearance. The patient is currently looking for work and receiving Centrelink support. The area is completely asymptomatic. Clinical examination identifies a retained primary maxillary canine, and an OPG shows the corresponding permanent canine to be impacted. The patient would like to improve the appearance but is concerned about the cost and extent of treatment.

Question 1

Considering the clinical and radiographic findings and the patient’s circumstances, which management is MOST appropriate for the patient’s current concern?

A 19-year-old student who recently moved to the area attends your practice concerned about the appearance of an upper tooth, which looks smaller and whiter than the surrounding teeth. Their partner has also commented on its appearance. The patient is currently looking for work and receiving Centrelink support. The area is completely asymptomatic. Clinical examination identifies a retained primary maxillary canine, and an OPG shows the corresponding permanent canine to be impacted. The patient would like to improve the appearance but is concerned about the cost and extent of treatment.

Question 2

If orthodontic correction is subsequently chosen for the impacted 23, which sequence MOST appropriately coordinates its management?

A 19-year-old student who recently moved to the area attends your practice concerned about the appearance of an upper tooth, which looks smaller and whiter than the surrounding teeth. Their partner has also commented on its appearance. The patient is currently looking for work and receiving Centrelink support. The area is completely asymptomatic. Clinical examination identifies a retained primary maxillary canine, and an OPG shows the corresponding permanent canine to be impacted. The patient would like to improve the appearance but is concerned about the cost and extent of treatment.

Question 3

Which diagnosis MOST appropriately describes the radiopaque/radiolucent findings between the roots of teeth 44 and 45 on the OPG?

A 19-year-old student who recently moved to the area attends your practice concerned about the appearance of an upper tooth, which looks smaller and whiter than the surrounding teeth. Their partner has also commented on its appearance. The patient is currently looking for work and receiving Centrelink support. The area is completely asymptomatic. Clinical examination identifies a retained primary maxillary canine, and an OPG shows the corresponding permanent canine to be impacted. The patient would like to improve the appearance but is concerned about the cost and extent of treatment.

Question 4

Following the differential diagnoses considered in Question 3, which is the MOST appropriate next step to help distinguish between these conditions?

A 19-year-old student who recently moved to the area attends your practice concerned about the appearance of an upper tooth, which looks smaller and whiter than the surrounding teeth. Their partner has also commented on its appearance. The patient is currently looking for work and receiving Centrelink support. The area is completely asymptomatic. Clinical examination identifies a retained primary maxillary canine, and an OPG shows the corresponding permanent canine to be impacted. The patient would like to improve the appearance but is concerned about the cost and extent of treatment.

Question 5

Based on the most likely diagnosis, which management is MOST appropriate for the finding between 44 and 45?

A 47-year-old patient attends your practice concerned about the appearance and severe sensitivity of several teeth, as shown in the attached photograph. He reports frequent soft-drink consumption during exercise and persistent oral dryness. He has a history of orthodontic treatment and asthma managed with salbutamol. He also reports recurrent episodes of high fever and ear infections during early childhood. He has a dairy allergy and avoids most dairy products. Salivary assessment confirms reduced salivary flow. You assess his current condition and discuss appropriate preventive management.

Question 1

Based on the clinical photograph and history, which diagnosis MOST appropriately describes the condition affecting his teeth?

A 47-year-old patient attends your practice concerned about the appearance and severe sensitivity of several teeth, as shown in the attached photograph. He reports frequent soft-drink consumption during exercise and persistent oral dryness. He has a history of orthodontic treatment and asthma managed with salbutamol. He also reports recurrent episodes of high fever and ear infections during early childhood. He has a dairy allergy and avoids most dairy products. Salivary assessment confirms reduced salivary flow. You assess his current condition and discuss appropriate preventive management.

Question 2

Which assessment provides the MOST significant information to assist assessment and treatment planning for this condition?

A 47-year-old patient attends your practice concerned about the appearance and severe sensitivity of several teeth, as shown in the attached photograph. He reports frequent soft-drink consumption during exercise and persistent oral dryness. He has a history of orthodontic treatment and asthma managed with salbutamol. He also reports recurrent episodes of high fever and ear infections during early childhood. He has a dairy allergy and avoids most dairy products. Salivary assessment confirms reduced salivary flow. You assess his current condition and discuss appropriate preventive management.

Question 3

The patient regularly consumes soft drinks during exercise. Which advice MOST appropriately reduces further tooth-surface damage?

A 47-year-old patient attends your practice concerned about the appearance and severe sensitivity of several teeth, as shown in the attached photograph. He reports frequent soft-drink consumption during exercise and persistent oral dryness. He has a history of orthodontic treatment and asthma managed with salbutamol. He also reports recurrent episodes of high fever and ear infections during early childhood. He has a dairy allergy and avoids most dairy products. Salivary assessment confirms reduced salivary flow. You assess his current condition and discuss appropriate preventive management.

Question 4

Salivary assessment confirms hyposalivation. Which measure is MOST appropriate for its management when residual salivary gland function remains?

A 47-year-old patient attends your practice concerned about the appearance and severe sensitivity of several teeth, as shown in the attached photograph. He reports frequent soft-drink consumption during exercise and persistent oral dryness. He has a history of orthodontic treatment and asthma managed with salbutamol. He also reports recurrent episodes of high fever and ear infections during early childhood. He has a dairy allergy and avoids most dairy products. Salivary assessment confirms reduced salivary flow. You assess his current condition and discuss appropriate preventive management.

Question 5

Which statement regarding chlorhexidine mouthwash is MOST accurate?

A 29-year-old woman presents with increasing sensitivity and progressive loss of tooth structure affecting her upper anterior teeth, as shown in the photograph. She reports significant stress, nocturnal tooth grinding, regular wine consumption and cigarette smoking. She has asthma managed with salbutamol and reports intermittent episodes of vomiting. Clinical examination reveals extensive palatal tooth-surface loss with exposed dentine, brown discolouration, some missing posterior teeth and reduced vertical dimension. You assess the contributing factors and discuss a conservative initial rehabilitation plan.

Question 1

Based on the clinical photograph and history, which diagnosis MOST appropriately describes the predominant tooth-surface condition?

A 29-year-old woman presents with increasing sensitivity and progressive loss of tooth structure affecting her upper anterior teeth, as shown in the photograph. She reports significant stress, nocturnal tooth grinding, regular wine consumption and cigarette smoking. She has asthma managed with salbutamol and reports intermittent episodes of vomiting. Clinical examination reveals extensive palatal tooth-surface loss with exposed dentine, brown discolouration, some missing posterior teeth and reduced vertical dimension. You assess the contributing factors and discuss a conservative initial rehabilitation plan.

Question 2

Which factor in this patient’s history is MOST likely to contribute to progression of the condition identified above?

A 29-year-old woman presents with increasing sensitivity and progressive loss of tooth structure affecting her upper anterior teeth, as shown in the photograph. She reports significant stress, nocturnal tooth grinding, regular wine consumption and cigarette smoking. She has asthma managed with salbutamol and reports intermittent episodes of vomiting. Clinical examination reveals extensive palatal tooth-surface loss with exposed dentine, brown discolouration, some missing posterior teeth and reduced vertical dimension. You assess the contributing factors and discuss a conservative initial rehabilitation plan.

Question 3

Which factor MOST likely contributes to the brown discolouration visible on the affected teeth?

A 29-year-old woman presents with increasing sensitivity and progressive loss of tooth structure affecting her upper anterior teeth, as shown in the photograph. She reports significant stress, nocturnal tooth grinding, regular wine consumption and cigarette smoking. She has asthma managed with salbutamol and reports intermittent episodes of vomiting. Clinical examination reveals extensive palatal tooth-surface loss with exposed dentine, brown discolouration, some missing posterior teeth and reduced vertical dimension. You assess the contributing factors and discuss a conservative initial rehabilitation plan.

Question 4

The patient reports significant sensitivity from the areas of exposed dentine. Which restorative approach is MOST appropriate initially?

A 29-year-old woman presents with increasing sensitivity and progressive loss of tooth structure affecting her upper anterior teeth, as shown in the photograph. She reports significant stress, nocturnal tooth grinding, regular wine consumption and cigarette smoking. She has asthma managed with salbutamol and reports intermittent episodes of vomiting. Clinical examination reveals extensive palatal tooth-surface loss with exposed dentine, brown discolouration, some missing posterior teeth and reduced vertical dimension. You assess the contributing factors and discuss a conservative initial rehabilitation plan.

Question 5

As part of the rehabilitation plan, the patient has missing teeth on top 2^nd quadrant, the appliance shown in the attached photograph is provided. Which option MOST accurately identifies this approach?

You are working in a rural dental clinic in Western Australia. A 9-year-old child presents with marked sensitivity affecting newly erupted permanent teeth and is reluctant to allow examination. His parent reports several episodes of high fever and recurrent ear infections during early childhood and mentions that he accidentally swallowed fluoride toothpaste frequently when he was about 7 years old. Clinical photographs show demarcated white–cream opacities affecting the permanent incisors and extensive breakdown of a first permanent molar. The child becomes increasingly anxious when the sensitive molar is examined. Routine non-pharmacological behaviour guidance has been attempted but has not allowed treatment to proceed.

Question 1

Based on the attached clinical photographs, which diagnosis MOST appropriately accounts for the combined incisor and molar findings?

You are working in a rural dental clinic in Western Australia. A 9-year-old child presents with marked sensitivity affecting newly erupted permanent teeth and is reluctant to allow examination. His parent reports several episodes of high fever and recurrent ear infections during early childhood and mentions that he accidentally swallowed fluoride toothpaste frequently when he was about 7 years old. Clinical photographs show demarcated white–cream opacities affecting the permanent incisors and extensive breakdown of a first permanent molar. The child becomes increasingly anxious when the sensitive molar is examined. Routine non-pharmacological behaviour guidance has been attempted but has not allowed treatment to proceed.

Question 2

Which history is MOST consistent with the developmental timing and suspected aetiology of this condition?

You are working in a rural dental clinic in Western Australia. A 9-year-old child presents with marked sensitivity affecting newly erupted permanent teeth and is reluctant to allow examination. His parent reports several episodes of high fever and recurrent ear infections during early childhood and mentions that he accidentally swallowed fluoride toothpaste frequently when he was about 7 years old. Clinical photographs show demarcated white–cream opacities affecting the permanent incisors and extensive breakdown of a first permanent molar. The child becomes increasingly anxious when the sensitive molar is examined. Routine non-pharmacological behaviour guidance has been attempted but has not allowed treatment to proceed.

Question 3

Which definitive conservative approach is MOST appropriate for the affected central incisor?

You are working in a rural dental clinic in Western Australia. A 9-year-old child presents with marked sensitivity affecting newly erupted permanent teeth and is reluctant to allow examination. His parent reports several episodes of high fever and recurrent ear infections during early childhood and mentions that he accidentally swallowed fluoride toothpaste frequently when he was about 7 years old. Clinical photographs show demarcated white–cream opacities affecting the permanent incisors and extensive breakdown of a first permanent molar. The child becomes increasingly anxious when the sensitive molar is examined. Routine non-pharmacological behaviour guidance has been attempted but has not allowed treatment to proceed.

Question 4

Which interim restorative material is MOST appropriate for the first permanent molar ?

You are working in a rural dental clinic in Western Australia. A 9-year-old child presents with marked sensitivity affecting newly erupted permanent teeth and is reluctant to allow examination. His parent reports several episodes of high fever and recurrent ear infections during early childhood and mentions that he accidentally swallowed fluoride toothpaste frequently when he was about 7 years old. Clinical photographs show demarcated white–cream opacities affecting the permanent incisors and extensive breakdown of a first permanent molar. The child becomes increasingly anxious when the sensitive molar is examined. Routine non-pharmacological behaviour guidance has been attempted but has not allowed treatment to proceed.

Question 5

Which approach is MOST appropriate to facilitate treatment in your clinic?

A 9-year-old child attends a dental clinic with an anterior bite concern noticed by the parent. A single maxillary permanent central incisor is positioned lingual to the mandibular incisors, with a deep overbite. Examination also identifies a local eruption disturbance associated with the affected permanent incisor. The child has had limited previous dental treatment and appears apprehensive during examination. You investigate the cause and consider interceptive management.

Question 1

Which combination is MOST strongly associated with development of a single-tooth anterior crossbite?

A 9-year-old child attends a dental clinic with an anterior bite concern noticed by the parent. A single maxillary permanent central incisor is positioned lingual to the mandibular incisors, with a deep overbite. Examination also identifies a local eruption disturbance associated with the affected permanent incisor. The child has had limited previous dental treatment and appears apprehensive during examination. You investigate the cause and consider interceptive management.

Question 2

The permanent incisor shown in the attached photograph is in anterior crossbite with a deep overbite. Which appliance design is MOST appropriate?

A 9-year-old child attends a dental clinic with an anterior bite concern noticed by the parent. A single maxillary permanent central incisor is positioned lingual to the mandibular incisors, with a deep overbite. Examination also identifies a local eruption disturbance associated with the affected permanent incisor. The child has had limited previous dental treatment and appears apprehensive during examination. You investigate the cause and consider interceptive management.

Question 3

A radiopaque structure is subsequently identified in the anterior maxilla in relation to the displaced permanent incisor.

Which investigation would provide the MOST useful information before deciding how to manage this finding?

A 9-year-old child attends a dental clinic with an anterior bite concern noticed by the parent. A single maxillary permanent central incisor is positioned lingual to the mandibular incisors, with a deep overbite. Examination also identifies a local eruption disturbance associated with the affected permanent incisor. The child has had limited previous dental treatment and appears apprehensive during examination. You investigate the cause and consider interceptive management.

Question 4

The additional tooth is palatal to the displaced central incisor and is considered to be contributing to its current position.

Which sequence is MOST appropriate?

A 9-year-old child attends a dental clinic with an anterior bite concern noticed by the parent. A single maxillary permanent central incisor is positioned lingual to the mandibular incisors, with a deep overbite. Examination also identifies a local eruption disturbance associated with the affected permanent incisor. The child has had limited previous dental treatment and appears apprehensive during examination. You investigate the cause and consider interceptive management.

Question 5

Surgical removal is planned. During previous dental visits, the child has accepted examination but becomes increasingly apprehensive when operative treatment is attempted.

Which approach is MOST appropriate for the planned procedure?

Andrew is a 60-year-old man who presents after a 10-year absence from regular dental care. His main concerns are severely worn and discoloured teeth, dissatisfaction with his smile, and difficulty eating associated with a dry mouth and stringy saliva. He has recently started a public-facing job and is particularly concerned about improving his dental appearance. Clinical examination reveals extensive tooth wear affecting multiple surfaces of both arches, particularly the mandibular anterior teeth. Dietary history reveals excessive soft-drink consumption with a habit of swishing the drinks around his mouth; he denies gastro-oesophageal regurgitation. Andrew would prefer an affordable and minimally invasive approach to improve his function and appearance.

Question 1

Generally, in patients with severely worn teeth, which of the following is specifically associated with chemical erosion?

Andrew is a 60-year-old man who presents after a 10-year absence from regular dental care. His main concerns are severely worn and discoloured teeth, dissatisfaction with his smile, and difficulty eating associated with a dry mouth and stringy saliva. He has recently started a public-facing job and is particularly concerned about improving his dental appearance. Clinical examination reveals extensive tooth wear affecting multiple surfaces of both arches, particularly the mandibular anterior teeth. Dietary history reveals excessive soft-drink consumption with a habit of swishing the drinks around his mouth; he denies gastro-oesophageal regurgitation. Andrew would prefer an affordable and minimally invasive approach to improve his function and appearance.

Question 2

You decide to obtain study models. What is one key advantage of using study models?

Andrew is a 60-year-old man who presents after a 10-year absence from regular dental care. His main concerns are severely worn and discoloured teeth, dissatisfaction with his smile, and difficulty eating associated with a dry mouth and stringy saliva. He has recently started a public-facing job and is particularly concerned about improving his dental appearance. Clinical examination reveals extensive tooth wear affecting multiple surfaces of both arches, particularly the mandibular anterior teeth. Dietary history reveals excessive soft-drink consumption with a habit of swishing the drinks around his mouth; he denies gastro-oesophageal regurgitation. Andrew would prefer an affordable and minimally invasive approach to improve his function and appearance.

Question 3

In the context of planning restorations for the extensively worn teeth, which of the following statements is FALSE?

Andrew is a 60-year-old man who presents after a 10-year absence from regular dental care. His main concerns are severely worn and discoloured teeth, dissatisfaction with his smile, and difficulty eating associated with a dry mouth and stringy saliva. He has recently started a public-facing job and is particularly concerned about improving his dental appearance. Clinical examination reveals extensive tooth wear affecting multiple surfaces of both arches, particularly the mandibular anterior teeth. Dietary history reveals excessive soft-drink consumption with a habit of swishing the drinks around his mouth; he denies gastro-oesophageal regurgitation. Andrew would prefer an affordable and minimally invasive approach to improve his function and appearance.

Question 4

Andrew requests an affordable and non-invasive option to restore the vertical dimension as part of managing his tooth wear. Which option is MOST appropriate?

Andrew is a 60-year-old man who presents after a 10-year absence from regular dental care. His main concerns are severely worn and discoloured teeth, dissatisfaction with his smile, and difficulty eating associated with a dry mouth and stringy saliva. He has recently started a public-facing job and is particularly concerned about improving his dental appearance. Clinical examination reveals extensive tooth wear affecting multiple surfaces of both arches, particularly the mandibular anterior teeth. Dietary history reveals excessive soft-drink consumption with a habit of swishing the drinks around his mouth; he denies gastro-oesophageal regurgitation. Andrew would prefer an affordable and minimally invasive approach to improve his function and appearance.

Question 5

According to the practical advice provided, which practice/practices are recommended for managing Andrew’s dry mouth?

You are a recently graduated dentist working in a rural community in northern Queensland with a large Aboriginal and Torres Strait Islander population. You participate in a school-based oral health program for children aged 5–12 years. Many children have untreated dental caries, inconsistent oral hygiene practices and limited access to dental services because their families live in remote areas. The school provides a healthy lunch program, although sugary snacks are regularly available through the tuckshop. You are asked to develop culturally appropriate oral health education and preventive strategies in collaboration with the school and community.

Question 1

Before developing the oral health education program, which approach is MOST appropriate?

You are a recently graduated dentist working in a rural community in northern Queensland with a large Aboriginal and Torres Strait Islander population. You participate in a school-based oral health program for children aged 5–12 years. Many children have untreated dental caries, inconsistent oral hygiene practices and limited access to dental services because their families live in remote areas. The school provides a healthy lunch program, although sugary snacks are regularly available through the tuckshop. You are asked to develop culturally appropriate oral health education and preventive strategies in collaboration with the school and community.

Question 2

A community Elder suggests incorporating traditional stories and cultural elements into the oral health messages. Which response is MOST appropriate?

You are a recently graduated dentist working in a rural community in northern Queensland with a large Aboriginal and Torres Strait Islander population. You participate in a school-based oral health program for children aged 5–12 years. Many children have untreated dental caries, inconsistent oral hygiene practices and limited access to dental services because their families live in remote areas. The school provides a healthy lunch program, although sugary snacks are regularly available through the tuckshop. You are asked to develop culturally appropriate oral health education and preventive strategies in collaboration with the school and community.

Question 3

Several children are assessed as having high caries risk. Which preventive intervention is MOST appropriate for incorporation into the school program?

You are a recently graduated dentist working in a rural community in northern Queensland with a large Aboriginal and Torres Strait Islander population. You participate in a school-based oral health program for children aged 5–12 years. Many children have untreated dental caries, inconsistent oral hygiene practices and limited access to dental services because their families live in remote areas. The school provides a healthy lunch program, although sugary snacks are regularly available through the tuckshop. You are asked to develop culturally appropriate oral health education and preventive strategies in collaboration with the school and community.

Question 4

Despite identified treatment needs, several families remain hesitant to provide consent. Which approach is MOST appropriate?

You are a recently graduated dentist working in a rural community in northern Queensland with a large Aboriginal and Torres Strait Islander population. You participate in a school-based oral health program for children aged 5–12 years. Many children have untreated dental caries, inconsistent oral hygiene practices and limited access to dental services because their families live in remote areas. The school provides a healthy lunch program, although sugary snacks are regularly available through the tuckshop. You are asked to develop culturally appropriate oral health education and preventive strategies in collaboration with the school and community.

Question 5

Some parents decline fluoride varnish because of concerns about “chemicals.” Which response is MOST appropriate initially?

A 26-year-old female presents to your practice in the morning, bringing her upper central incisor wrapped in tissue paper. The patient reports that she fell in a nightclub in the early hours of the morning and knocked out her upper central incisor. She attended the Accident and Emergency (A&E) Department, where she was cleared of any other injuries and was advised to see her dentist as soon as possible regarding her tooth.

The patient did not lose consciousness and was assessed to have no head injuries at her local A&E department. She is otherwise medically fit and well. She presents to your clinic the following day.

Q1. Which examination/investigation will you do first?

A 26-year-old female presents to your practice in the morning, bringing her upper central incisor wrapped in tissue paper. The patient reports that she fell in a nightclub in the early hours of the morning and knocked out her upper central incisor. She attended the Accident and Emergency (A&E) Department, where she was cleared of any other injuries and was advised to see her dentist as soon as possible regarding her tooth.

The patient did not lose consciousness and was assessed to have no head injuries at her local A&E department. She is otherwise medically fit and well. She presents to your clinic the following day.

Q2. Which factor is the most significant in determining the prognosis of reimplantation?

A 26-year-old female presents to your practice in the morning, bringing her upper central incisor wrapped in tissue paper. The patient reports that she fell in a nightclub in the early hours of the morning and knocked out her upper central incisor. She attended the Accident and Emergency (A&E) Department, where she was cleared of any other injuries and was advised to see her dentist as soon as possible regarding her tooth.

The patient did not lose consciousness and was assessed to have no head injuries at her local A&E department. She is otherwise medically fit and well. She presents to your clinic the following day.

Q3. How would you reimplant the tooth back into the socket, considering the elapsed time was 5 hours?

A 26-year-old female presents to your practice in the morning, bringing her upper central incisor wrapped in tissue paper. The patient reports that she fell in a nightclub in the early hours of the morning and knocked out her upper central incisor. She attended the Accident and Emergency (A&E) Department, where she was cleared of any other injuries and was advised to see her dentist as soon as possible regarding her tooth.

The patient did not lose consciousness and was assessed to have no head injuries at her local A&E department. She is otherwise medically fit and well. She presents to your clinic the following day.

Q4. After reimplantation, how long should the tooth be splinted in the socket?

A 26-year-old female presents to your practice in the morning, bringing her upper central incisor wrapped in tissue paper. The patient reports that she fell in a nightclub in the early hours of the morning and knocked out her upper central incisor. She attended the Accident and Emergency (A&E) Department, where she was cleared of any other injuries and was advised to see her dentist as soon as possible regarding her tooth.

The patient did not lose consciousness and was assessed to have no head injuries at her local A&E department. She is otherwise medically fit and well. She presents to your clinic the following day.

Q5. After splinting the avulsed tooth, what should you do next?

Noah Williams, a 16-year-old student, attends with increasing discomfort from a lower right first permanent molar. He describes sensitivity to temperature that has progressively worsened and now continues after the stimulus is removed. He has moderate persistent asthma managed with a daily corticosteroid inhaler and a reliever when required. He does not routinely rinse his mouth after using the preventer. Clinical examination shows heavy plaque deposits, areas of surface tooth loss and an extensive carious lesion associated with tooth 46. Radiographic examination demonstrates a deep lesion and an apical radiolucency associated with the tooth. The tooth is considered restorable. His parent reports previous allergic reactions to penicillin and sulfites.

Question 1

Which diagnosis MOST appropriately accounts for the findings associated with tooth 46?

Noah Williams, a 16-year-old student, attends with increasing discomfort from a lower right first permanent molar. He describes sensitivity to temperature that has progressively worsened and now continues after the stimulus is removed. He has moderate persistent asthma managed with a daily corticosteroid inhaler and a reliever when required. He does not routinely rinse his mouth after using the preventer. Clinical examination shows heavy plaque deposits, areas of surface tooth loss and an extensive carious lesion associated with tooth 46. Radiographic examination demonstrates a deep lesion and an apical radiolucency associated with the tooth. The tooth is considered restorable. His parent reports previous allergic reactions to penicillin and sulfites.

Question 2

The tooth is restorable and root development is complete. Which treatment is MOST appropriate?

Noah Williams, a 16-year-old student, attends with increasing discomfort from a lower right first permanent molar. He describes sensitivity to temperature that has progressively worsened and now continues after the stimulus is removed. He has moderate persistent asthma managed with a daily corticosteroid inhaler and a reliever when required. He does not routinely rinse his mouth after using the preventer. Clinical examination shows heavy plaque deposits, areas of surface tooth loss and an extensive carious lesion associated with tooth 46. Radiographic examination demonstrates a deep lesion and an apical radiolucency associated with the tooth. The tooth is considered restorable. His parent reports previous allergic reactions to penicillin and sulfites.

Question 3

Local anaesthesia is required for treatment. Considering the reported allergy history, which option is MOST appropriate?

Noah Williams, a 16-year-old student, attends with increasing discomfort from a lower right first permanent molar. He describes sensitivity to temperature that has progressively worsened and now continues after the stimulus is removed. He has moderate persistent asthma managed with a daily corticosteroid inhaler and a reliever when required. He does not routinely rinse his mouth after using the preventer. Clinical examination shows heavy plaque deposits, areas of surface tooth loss and an extensive carious lesion associated with tooth 46. Radiographic examination demonstrates a deep lesion and an apical radiolucency associated with the tooth. The tooth is considered restorable. His parent reports previous allergic reactions to penicillin and sulfites.

Question 4

Which measure is MOST important for reducing the oral adverse effects associated with the patient’s regular corticosteroid inhaler use?

Noah Williams, a 16-year-old student, attends with increasing discomfort from a lower right first permanent molar. He describes sensitivity to temperature that has progressively worsened and now continues after the stimulus is removed. He has moderate persistent asthma managed with a daily corticosteroid inhaler and a reliever when required. He does not routinely rinse his mouth after using the preventer. Clinical examination shows heavy plaque deposits, areas of surface tooth loss and an extensive carious lesion associated with tooth 46. Radiographic examination demonstrates a deep lesion and an apical radiolucency associated with the tooth. The tooth is considered restorable. His parent reports previous allergic reactions to penicillin and sulfites.

Question 5

Following assessment, the patient is considered at high caries risk with ongoing plaque accumulation and multiple areas requiring preventive management.

Which fluoride strategy provides the MOST appropriate ongoing additional protection?

You are a principal dentist working in an established dental practice in the Blue Mountains, New South Wales. The practice owner is planning to upgrade several areas of the clinic and asks for your advice regarding infection prevention and control.

The proposed changes include replacement of a dental chair and review of the dental unit waterlines. During the same period, the dental assistants are reviewing the practice procedures for steriliser performance testing, retrieval of instruments from clean storage areas, and management of occupational exposures.

Q1.

The practice owner asks you to advise on the proposed changes to the clinic’s infection-control procedures. What is the most appropriate response?

You are a principal dentist working in an established dental practice in the Blue Mountains, New South Wales. The practice owner is planning to upgrade several areas of the clinic and asks for your advice regarding infection prevention and control.

The proposed changes include replacement of a dental chair and review of the dental unit waterlines. During the same period, the dental assistants are reviewing the practice procedures for steriliser performance testing, retrieval of instruments from clean storage areas, and management of occupational exposures.

Q2.

The owner plans to install a new dental chair and is particularly concerned about reducing contamination associated with dental unit waterlines. Which feature should receive particular consideration when selecting the unit?

You are a principal dentist working in an established dental practice in the Blue Mountains, New South Wales. The practice owner is planning to upgrade several areas of the clinic and asks for your advice regarding infection prevention and control.

The proposed changes include replacement of a dental chair and review of the dental unit waterlines. During the same period, the dental assistants are reviewing the practice procedures for steriliser performance testing, retrieval of instruments from clean storage areas, and management of occupational exposures.

Q3.

During the review, a dental assistant asks which test is used to assess steam penetration when a steriliser is processing large porous loads. Which is the most appropriate answer?

You are a principal dentist working in an established dental practice in the Blue Mountains, New South Wales. The practice owner is planning to upgrade several areas of the clinic and asks for your advice regarding infection prevention and control.

The proposed changes include replacement of a dental chair and review of the dental unit waterlines. During the same period, the dental assistants are reviewing the practice procedures for steriliser performance testing, retrieval of instruments from clean storage areas, and management of occupational exposures.

Q4.

While assisting during treatment, the dental assistant needs an additional clean scaler stored in a drawer within the clean zone. What should you advise?

You are a principal dentist working in an established dental practice in the Blue Mountains, New South Wales. The practice owner is planning to upgrade several areas of the clinic and asks for your advice regarding infection prevention and control.

The proposed changes include replacement of a dental chair and review of the dental unit waterlines. During the same period, the dental assistants are reviewing the practice procedures for steriliser performance testing, retrieval of instruments from clean storage areas, and management of occupational exposures.

Q5.

During treatment, a dental assistant sustains a percutaneous injury to a finger from a used dental needle. Which immediate management of the wound is most appropriate?

A 29-year-old new patient comes to your clinic after falling onto his face, complaining of moderate pain and a fractured upper front teeth.
He looks anxious, holding his mouth.

Medical history:

• Type 1 diabetes (on insulin)
• Asthma (salbutamol inhaler PRN)
• Prosthetic heart valve
• Gastritis

This is your first interaction with him.

Q1. What is the most appropriate way to correctly start this appointment according to Australian guidelines?

A 29-year-old new patient comes to your clinic after falling onto his face, complaining of moderate pain and a fractured upper front teeth.
He looks anxious, holding his mouth.

Medical history:

• Type 1 diabetes (on insulin)
• Asthma (salbutamol inhaler PRN)
• Prosthetic heart valve
• Gastritis

This is your first interaction with him.

Q2. Which medical history question is the most important to ask first in this situation?

A 29-year-old new patient comes to your clinic after falling onto his face, complaining of moderate pain and a fractured upper front teeth.
He looks anxious, holding his mouth.

Medical history:

• Type 1 diabetes (on insulin)
• Asthma (salbutamol inhaler PRN)
• Prosthetic heart valve
• Gastritis

This is your first interaction with him.

Q3. What type of question will you ask about his pain?

A 29-year-old new patient comes to your clinic after falling onto his face, complaining of moderate pain and a fractured upper front teeth.
He looks anxious, holding his mouth.

Medical history:

• Type 1 diabetes (on insulin)
• Asthma (salbutamol inhaler PRN)
• Prosthetic heart valve
• Gastritis

This is your first interaction with him.

Q4. Which one will you check first?

A 29-year-old new patient comes to your clinic after falling onto his face, complaining of moderate pain and a fractured upper front teeth.
He looks anxious, holding his mouth.

Medical history:

• Type 1 diabetes (on insulin)
• Asthma (salbutamol inhaler PRN)
• Prosthetic heart valve
• Gastritis

This is your first interaction with him.

Q5. The patient cannot brush his front traumatised teeth. You consider prescribing chlorhexidine mouthwash to this patient. Which statement is the most accurate regarding intraoral chlorhexidine mouthwash use?

A 35-year-old patient presents with a complaint of sensitivity to cold in tooth #16, which lasts for a couple of seconds. She is pregnant, asthmatic (using salbutamol inhaler), and was recently diagnosed with advanced Sjögren syndrome and arthritis. She has poor oral hygiene and lives in Melton, Victoria, an area with non-fluoridated water. She drinks diet coke regularly. Clinical examination reveals multiple carious lesions. Her last dental visit was 2 years ago, and at that time, she had significantly better oral health. She has a history of sleep apnea diagnosed 3 years ago. On periodontal examination, there is bleeding on probing at the mesial surface of tooth #16.

Q1. What is the most significant risk factor for her dental caries?

A 35-year-old patient presents with a complaint of sensitivity to cold in tooth #16, which lasts for a couple of seconds. She is pregnant, asthmatic (using salbutamol inhaler), and was recently diagnosed with advanced Sjögren syndrome and arthritis. She has poor oral hygiene and lives in Melton, Victoria, an area with non-fluoridated water. She drinks diet coke regularly. Clinical examination reveals multiple carious lesions. Her last dental visit was 2 years ago, and at that time, she had significantly better oral health. She has a history of sleep apnea diagnosed 3 years ago. On periodontal examination, there is bleeding on probing at the mesial surface of tooth #16.

Q2. You took a bitewing X-ray. What is the most important and next examination step before you treat tooth #16?

A 35-year-old patient presents with a complaint of sensitivity to cold in tooth #16, which lasts for a couple of seconds. She is pregnant, asthmatic (using salbutamol inhaler), and was recently diagnosed with advanced Sjögren syndrome and arthritis. She has poor oral hygiene and lives in Melton, Victoria, an area with non-fluoridated water. She drinks diet coke regularly. Clinical examination reveals multiple carious lesions. Her last dental visit was 2 years ago, and at that time, she had significantly better oral health. She has a history of sleep apnea diagnosed 3 years ago. On periodontal examination, there is bleeding on probing at the mesial surface of tooth #16.

Q3. Based on the ICDAS system, what is the most likely caries classification?

A 35-year-old patient presents with a complaint of sensitivity to cold in tooth #16, which lasts for a couple of seconds. She is pregnant, asthmatic (using salbutamol inhaler), and was recently diagnosed with advanced Sjögren syndrome and arthritis. She has poor oral hygiene and lives in Melton, Victoria, an area with non-fluoridated water. She drinks diet coke regularly. Clinical examination reveals multiple carious lesions. Her last dental visit was 2 years ago, and at that time, she had significantly better oral health. She has a history of sleep apnea diagnosed 3 years ago. On periodontal examination, there is bleeding on probing at the mesial surface of tooth #16.

Q4. What is the most significant single factor to consider when deciding to restore this tooth?

A 35-year-old patient presents with a complaint of sensitivity to cold in tooth #16, which lasts for a couple of seconds. She is pregnant, asthmatic (using salbutamol inhaler), and was recently diagnosed with advanced Sjögren syndrome and arthritis. She has poor oral hygiene and lives in Melton, Victoria, an area with non-fluoridated water. She drinks diet coke regularly. Clinical examination reveals multiple carious lesions. Her last dental visit was 2 years ago, and at that time, she had significantly better oral health. She has a history of sleep apnea diagnosed 3 years ago. On periodontal examination, there is bleeding on probing at the mesial surface of tooth #16.

Q5. Based on the bitewing X-ray and information provided, what is your recommended treatment for tooth #16?

Susan is a 58-year-old who works in the NSW railway. She is of Caucasian background and lives alone. She has hypertension managed with beta blockers, arthritis for which she takes long-term ibuprofen, and chronic heart disease managed with aspirin. She reports being under significant stress due to recently losing her dog and has been grinding her teeth more frequently because of this stress. On clinical examination, tooth #47 has an existing root canal treatment and an amalgam restoration. Susan also vapes regularly and smokes occasionally.

Q1. What is true regarding this condition?

Susan is a 58-year-old who works in the NSW railway. She is of Caucasian background and lives alone. She has hypertension managed with beta blockers, arthritis for which she takes long-term ibuprofen, and chronic heart disease managed with aspirin. She reports being under significant stress due to recently losing her dog and has been grinding her teeth more frequently because of this stress. On clinical examination, tooth #47 has an existing root canal treatment and an amalgam restoration. Susan also vapes regularly and smokes occasionally.

Q2. What is the most likely diagnosis?

Susan is a 58-year-old who works in the NSW railway. She is of Caucasian background and lives alone. She has hypertension managed with beta blockers, arthritis for which she takes long-term ibuprofen, and chronic heart disease managed with aspirin. She reports being under significant stress due to recently losing her dog and has been grinding her teeth more frequently because of this stress. On clinical examination, tooth #47 has an existing root canal treatment and an amalgam restoration. Susan also vapes regularly and smokes occasionally.

Q3. What is the most significant management step?

Susan is a 58-year-old who works in the NSW railway. She is of Caucasian background and lives alone. She has hypertension managed with beta blockers, arthritis for which she takes long-term ibuprofen, and chronic heart disease managed with aspirin. She reports being under significant stress due to recently losing her dog and has been grinding her teeth more frequently because of this stress. On clinical examination, tooth #47 has an existing root canal treatment and an amalgam restoration. Susan also vapes regularly and smokes occasionally

Q4. The patient decided to have tooth #47 extracted. You suggested a surgical extraction, which may take longer than usual due to the tooth being brittle and weak. Which local anaesthetic would provide the most effective and profound anaesthesia for this case?

Susan is a 58-year-old who works in the NSW railway. She is of Caucasian background and lives alone. She has hypertension managed with beta blockers, arthritis for which she takes long-term ibuprofen, and chronic heart disease managed with aspirin. She reports being under significant stress due to recently losing her dog and has been grinding her teeth more frequently because of this stress. On clinical examination, tooth #47 has an existing root canal treatment and an amalgam restoration. Susan also vapes regularly and smokes occasionally

Q5. Susan smokes and also uses vaping products. She expresses concern about nicotine withdrawal after extraction. Which of the following statements about vaping and nicotine replacement therapy (NRT) is true?

A 24-year-old university student presents complaining of increasing tooth sensitivity and dissatisfaction with the appearance of her teeth. She is particularly concerned because the changes appear to have progressed over the past year.

She reports considerable stress related to her studies and upcoming examinations and has been told by her partner that she frequently grinds her teeth during sleep. She occasionally consumes acidic drinks. Further questioning reveals recurrent episodes of self-induced vomiting as part of an attempt to control her weight. She denies spontaneous regurgitation or heartburn.

Clinical examination demonstrates extensive loss of tooth structure affecting multiple surfaces, with areas of exposed dentine. The clinical appearance is shown in the accompanying photograph.

Question 1

Based on the clinical history and photograph, which factor MOST likely accounts for the predominant tooth-surface changes?

A 24-year-old university student presents complaining of increasing tooth sensitivity and dissatisfaction with the appearance of her teeth. She is particularly concerned because the changes appear to have progressed over the past year.

She reports considerable stress related to her studies and upcoming examinations and has been told by her partner that she frequently grinds her teeth during sleep. She occasionally consumes acidic drinks. Further questioning reveals recurrent episodes of self-induced vomiting as part of an attempt to control her weight. She denies spontaneous regurgitation or heartburn.

Clinical examination demonstrates extensive loss of tooth structure affecting multiple surfaces, with areas of exposed dentine. The clinical appearance is shown in the accompanying photograph.

Question 2

Which method is MOST appropriate for documenting the extent and monitoring progression of this condition?

A 24-year-old university student presents complaining of increasing tooth sensitivity and dissatisfaction with the appearance of her teeth. She is particularly concerned because the changes appear to have progressed over the past year.

She reports considerable stress related to her studies and upcoming examinations and has been told by her partner that she frequently grinds her teeth during sleep. She occasionally consumes acidic drinks. Further questioning reveals recurrent episodes of self-induced vomiting as part of an attempt to control her weight. She denies spontaneous regurgitation or heartburn.

Clinical examination demonstrates extensive loss of tooth structure affecting multiple surfaces, with areas of exposed dentine. The clinical appearance is shown in the accompanying photograph.

Question 3

The history raises concern regarding an underlying eating disorder. Which management is MOST appropriate?

A 24-year-old university student presents complaining of increasing tooth sensitivity and dissatisfaction with the appearance of her teeth. She is particularly concerned because the changes appear to have progressed over the past year.

She reports considerable stress related to her studies and upcoming examinations and has been told by her partner that she frequently grinds her teeth during sleep. She occasionally consumes acidic drinks. Further questioning reveals recurrent episodes of self-induced vomiting as part of an attempt to control her weight. She denies spontaneous regurgitation or heartburn.

Clinical examination demonstrates extensive loss of tooth structure affecting multiple surfaces, with areas of exposed dentine. The clinical appearance is shown in the accompanying photograph.

Question 4

Which restorative material is MOST appropriate initially for the sensitive teeth affected by this condition?

A 24-year-old university student presents complaining of increasing tooth sensitivity and dissatisfaction with the appearance of her teeth. She is particularly concerned because the changes appear to have progressed over the past year.

She reports considerable stress related to her studies and upcoming examinations and has been told by her partner that she frequently grinds her teeth during sleep. She occasionally consumes acidic drinks. Further questioning reveals recurrent episodes of self-induced vomiting as part of an attempt to control her weight. She denies spontaneous regurgitation or heartburn.

Clinical examination demonstrates extensive loss of tooth structure affecting multiple surfaces, with areas of exposed dentine. The clinical appearance is shown in the accompanying photograph.

Question 5

Which strategy is MOST appropriate to minimise further progression of tooth wear in this patient?