The most common initial site of involvement in pityriasis rosea is: A) Palms and soles B) Trunk (herald patch) C) Scalp D) Face
A positive Nikolsky sign (epidermal peeling with lateral pressure) is classically seen in: A) Bullous pemphigoid B) Pemphigus vulgaris C) Psoriasis D) Lichen planus dermatology mcq pdf
A patient presents with multiple vesicles in a dermatomal distribution on the right trunk, with pain and burning. Diagnosis: A) Herpes simplex B) Varicella C) Herpes zoster D) Contact dermatitis The most common initial site of involvement in
A 25-year-old presents with annular, scaly plaque with central clearing and active border on the thigh. KOH mount shows hyaline septate hyphae. Best treatment: A) Topical clotrimazole B) Oral fluconazole C) Oral terbinafine D) Topical mupirocin Best treatment: A) Topical clotrimazole B) Oral fluconazole
Koilonychia (spoon-shaped nails) is classically associated with: A) Psoriasis B) Iron deficiency anemia C) Fungal infection D) Lichen planus
An elderly farmer has a firm, erythematous nodule on the helix of the ear, with central ulceration and rolled borders. Most likely: A) Actinic keratosis B) Basal cell carcinoma C) Squamous cell carcinoma D) Keratoacanthoma
A 45-year-old woman has malar erythema, flushing, and telangiectasias. She denies comedones. She also reports ocular irritation. Most likely diagnosis: A) Acne vulgaris B) Rosacea C) Lupus erythematosus D) Seborrheic dermatitis