Mock Qs

Question 1

Pain history reveals - short lasting (3-5s) sharp pain on sugary food or cold water, no radiation, 6/10 at worst.
What is your provisional diagnosis?

Answer 1

Symptomatic reversible pulpitis
Hypersensitivity

Question 2

Pain history reveals - short lasting (3-5s) sharp pain on sugary food or cold water, no radiation, 6/10 at worst. On examination tooth has defective occlusal amalgam with mesial ditching. What special investigations?

Answer 2

Sensibility testing with ethyl chloride and EPT
TTP
PA radiograph

Question 3

26 short pain on EC, EPT normal, not TTP
What is definitive diagnosis?

Answer 3

26 Secondary caries
Symptomatic reversible pulpitis
Normal apical tissues

Question 4

Describe what you see in this case of acute necrotising gingivitis

Answer 4

Punched out appearance of papilla
Pseudomembrane formation
Necrosis of interdental papilla
No clinical signs of bone loss

Question 5

Explain to a patient: what is and what causes acute necrotising gingivitis?

Answer 5

Fast acting infection of the gums caused by abnormal overgrowth of the normal bacteria that live in the mouth
It can be caused by severe viral infection or immunosuppression, risks include malnourishment, stress, alcohol abuse, smoking, poor OH
Lifestyle modification required to treat

Question 6

Treatment for acute necrotising gingivitis

Answer 6

Try to identify underlying risk factors
OHI
Removal of supragingival plaque/calculus
0.2% CHX / 6% hydrogen peroxide MW prescription
Antibiotics if systemic involvement such as pyrexia or lymphadenopathy
Follow up in 3-5 days

Question 7

Appropriate antibiotic prescription for acute necrotising gingivitis with systemic involvement

Answer 7

Metronidazole 400mg 3x daily 3 days
(if unsuitable, amoxicillin 500mg 3x daily 3 days)

Question 8

A patient is having lower left 8 out and asks how common is dry socket?

Answer 8

2-5% of all extractions
M3M most common - 30%