Question 1
A 25-year-old woman presents with painful ulcers inside her mouth on the inner lip and tongue. She
denies fever. She reports recent stress and eating citrus fruits. Exam reveals small shallow ulcers.
What is the most appropriate diagnosis?
A. Herpes labialis
B. Aphthous ulcers
C. Oral thrush
D. Oral cancer
Question 2
A patient presents with fluid-filled blisters on the lip that progressed from tingling to crusting over
several days. He reports similar episodes during times of stress.
What is the most likely cause?
A. Candida infection
B. HSV-1
C. Bacterial infection
D. Vitamin deficiency
Question 3
A patient presents with a dental abscess and facial swelling. He also has a fever and difficulty
swallowing.
What is the next best step?
A. Start oral antibiotics and follow up in 1 week
B. Provide NSAIDs only
C. Urgent referral for evaluation
D. Recommend saltwater rinses
Question 4
A 70-year-old patient using inhaled corticosteroids presents with white, creamy patches on the
tongue and cheeks with burning sensation.
What is the first-line treatment?
A. Amoxicillin
B. Nystatin
C. Acyclovir
D. Ibuprofen
Question 5
Which patient is at highest risk for developing oral thrush?
, A. Healthy young adult
B. Patient with recent sun exposure
C. Immunocompromised patient on antibiotics
D. Patient with high citrus intake
Question 6
A patient presents with a mouth lesion that has been present for 4 weeks. It is a non-healing ulcer
on the lateral tongue.
What is the next best step?
A. Reassure and observe
B. Start antifungal therapy
C. Refer for biopsy
D. Prescribe antivirals
Question 7
Which of the following findings is most concerning for oral cancer?
A. Painful ulcer that resolves in 1 week
B. White patches that wipe off
C. Persistent red/white lesion >3 weeks
D. Recurrent lip blisters
Question 8
A patient presents with a dental abscess but no systemic symptoms. What is the most appropriate
pharmacologic management?
A. Antivirals
B. NSAIDs only
C. Antibiotics if needed
D. Antifungals
Question 9
Which of the following is a key difference between aphthous ulcers and herpes labialis?
A. Aphthous ulcers are contagious
B. Herpes occurs inside the mouth only
C. Aphthous ulcers are not contagious
D. Herpes is caused by bacteria
Question 10
A patient asks how to prevent recurrence of oral thrush while using an inhaler.
What is the best recommendation?
A. Take antibiotics prophylactically
B. Rinse mouth after inhaler use