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Multiple Choice Questions (MCQ)


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Category: Medicine--->Dermatology
Page: 5

Question 21# Print Question

A 68-year-old man complains of several blisters arising over the back and trunk for the preceding 2 weeks. He takes no medications and has not noted systemic symptoms such as fever, sore throat, weight loss, or fatigue. The general physical examination is normal. The oral mucosa and the lips are normal. Several 2- to 3-cm bullae are present over the trunk and back. A few excoriations where the blisters have ruptured are present. The remainder of the skin is normal, without erythema or scale.

What is the best diagnostic approach at this time?

A. Culture of vesicular fluid for herpes viruses
B. Trial of corticosteroids
C. Biopsy of the edge of a bulla with some surrounding intact skin
D. CT scan of the chest and abdomen looking for occult malignancy
E. Combination of oral H1 and H2 antihistamines


Question 22# Print Question

A 72-year-old woman presents with a painless rash of her lower legs and ankles. She also complains of uncomfortable swelling of her feet for the past several weeks since starting a new blood pressure medicine. She denies gingival bleeding or epistaxis. Physical examination reveals pitting edema of the ankles and a petechial rash below the midshins. There is no evidence of palatal petechiae or vasculitic rash.

Which antihypertensive is most likely to cause this drug reaction?

A. Hydrochlorothiazide
B. Lisinopril
C. Clonidine
D. Carvedilol
E. Amlodipine


Question 23# Print Question

A 21-year-old woman presents with an annular pruritic rash on her neck. She explains that the rash has been present for the past 3 weeks and that her roommate had a similar rash not long ago. Physical examination is remarkable for a 20-mm scaling, erythematous plaque with a serpiginous border.

Which of the following is the most appropriate initial treatment for this condition? 

A. Griseofulvin
B. Oral cephalexin
C. Topical mupirocin ointment
D. Topical ketoconazole
E. Hydrocortisone cream


Question 24# Print Question

A 34-year-old homosexual man with a history of HIV presents to the clinic complaining of wheezing and multiple violaceous plaques and nodules on his trunk and extremities. Physical examination of the oral mucosa reveals similar findings on his palate, gingiva, and tongue. Chest x-ray is also significant for pulmonary infiltrates.

What is the most likely pathogenesis of this process? 

A. Proliferation of neoplastic T cells
B. Infection with human herpesvirus 6
C. Infection with Mycobacterium avium due to decreasing CD4 count
D. Angioproliferative disease caused by infection with human herpesvirus 8
E. Disseminated herpes simplex infection




Category: Medicine--->Dermatology
Page: 5 of 5