ABD General MCQ 2

Question 1

A 6-year-old presents with honey-colored crusts around the nose and mouth. What is the most likely diagnosis?

Accepted Answer

Impetigo

Answer

Eczema herpeticum

Answer

Perioral dermatitis

Answer

Tinea faciei

Question 2

Which HLA type is most strongly associated with dermatitis herpetiformis?

Accepted Answer

HLA-DQ2

Answer

HLA-B27

Answer

HLA-B51

Answer

HLA-Cw6

Question 3

A pearly papule with rolled borders and telangiectasias on the nose is most consistent with which tumor?

Accepted Answer

Basal cell carcinoma

Answer

Squamous cell carcinoma

Answer

Keratoacanthoma

Answer

Melanoma

Question 4

Nikolsky sign, where the epidermis shears with lateral pressure, is characteristically positive in which condition?

Accepted Answer

Pemphigus vulgaris

Answer

Bullous pemphigoid

Answer

Dermatitis herpetiformis

Answer

Psoriasis

Question 5

Which medication is first-line oral therapy for severe nodulocystic acne?

Accepted Answer

Isotretinoin

Answer

Doxycycline

Answer

Spironolactone

Answer

Topical clindamycin

Question 6

The Auspitz sign (pinpoint bleeding after scale removal) is associated with which disease?

Accepted Answer

Psoriasis

Answer

Lichen planus

Answer

Seborrheic dermatitis

Answer

Pityriasis rosea

Question 7

A patient develops a target-shaped lesion with three concentric zones after a herpes simplex outbreak. What is the diagnosis?

Accepted Answer

Erythema multiforme

Answer

Urticaria

Answer

Fixed drug eruption

Answer

Granuloma annulare