Multiple Choice Questions (MCQ)

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Category: Q&A Medicine--->Dermatology
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Question 1# Print Question

A 62-year-old man with an insignificant past medical history presents with anxiety about several “skin bumps.” He has a family history of melanoma and endorses spending much time in the sun as a child. Physical examination is unremarkable except for the lesion seen in the figure below (Figure below). 

Which of the following represents the most appropriate next step in management?

A. Shave biopsy
B. Reassurance
C. Excisional biopsy
D. Topical corticosteroids

Question 2# Print Question

A 22-year-old man with a history of asthma presents with a 2-day history of several small and scaling erythematous papules and plaques on his torso, back, and all four extremities. The patient reports that 3 weeks ago he had an unrelenting sore throat that just recently resolved. The patient has never had this skin condition before and denies a family history of psoriasis or any other dermatologic condition.

Which of the following is the likely diagnosis?

A. Plaque-like psoriasis
B. Pustular psoriasis
C. Guttate psoriasis
D. Erythrodermic psoriasis

Question 3# Print Question

A 32-year-old woman presents with pruritic skin lesions on the upper back. The patient reports that the number of skin lesions has increased over the last 2 years. Physical examination reveals several hypopigmented macules of varying sizes affecting the upper back. Dermoscopy reveals fine scale over the majority of the lesions. A potassium hydroxide examination is performed (Figure below).

Which of the following is the correct treatment for this condition?

A. Topical corticosteroids
B. Terbinafine
C. Topical selenium sulfide
D. Reassurance

Question 4# Print Question

A 42-year-old man presents with a chronic and severely pruritic rash on his bilateral elbows and buttocks. The patient first noticed the rash 9 months ago and reports that the itching has worsened over the last 3 months. Review of systems is unremarkable except for some loose stools over the past 3 years. Physical examination reveals grouped papulovesicular lesions on the extensor regions of his bilateral elbows and buttocks (Figure below).

Which of the following diseases is associated with this chronic blistering skin condition?

A. Crohn disease
B. Celiac disease
C. Ulcerative colitis
D. Herpes simplex virus

Question 5# Print Question

A 57-year-old man presents with a blistering rash on his chest and upper arm (Figure below). He reports that the blisters often erupt and are mildly pruritic. He denies oral lesions. Nikolsky sign is negative. Biopsy is performed which reveals linear immunofluorescence of the epidermal basement membrane.

Which of the following is the underlying mechanism of this disease?

A. IgG antibodies against desmosomes
B. Deposits of IgA at the tips of dermal papillae
C. Type IV hypersensitivity reaction following exposure to allergen
D. IgG antibodies against hemidesmosomes

Category: Q&A Medicine--->Dermatology
Page: 1 of 2