Dermatology Mcq Pdf • Hot & Pro

A positive Nikolsky sign (epidermal peeling with lateral pressure) is classically seen in: A) Bullous pemphigoid B) Pemphigus vulgaris C) Psoriasis D) Lichen planus

Only Microsporum species (M. canis, M. audouinii) fluoresce bright blue-green. Trichophyton species do not fluoresce. 6. Recommended Resources for Further Study | Resource | Type | |----------|------| | Andrews’ Diseases of the Skin | Textbook | | Fitzpatrick’s Color Atlas | Atlas | | Dermatology DDx Deck (Usatine) | Flashcards | | First Aid for the USMLE (Derm chapter) | Review | | Free online question banks | Qbank | End of PDF sample – 20 MCQs. To generate additional sets (100, 500, or specialty topics), contact or use a question generator. dermatology mcq pdf

A 30-year-old woman develops well-defined hypopigmented macules on the face, with fine scale. Wood’s lamp shows yellow-green fluorescence . Likely diagnosis: A) Vitiligo B) Pityriasis alba C) Tinea versicolor D) Leprosy A positive Nikolsky sign (epidermal peeling with lateral

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 Trichophyton species do not fluoresce

A Wood’s lamp examination of a scaly scalp lesion shows bright blue-green fluorescence . Likely pathogen: A) Trichophyton tonsurans B) Microsporum canis C) Candida albicans D) Malassezia furfur 4. Answer Key | Q | A | Q | A | Q | A | Q | A | |---|---|---|---|---|---|---|---| | 1 | C | 6 | B | 11 | C | 16 | B | | 2 | B | 7 | A | 12 | C | 17 | B | | 3 | C | 8 | B | 13 | C | 18 | B | | 4 | B | 9 | B | 14 | C | 19 | B | | 5 | B | 10 | C | 15 | B | 20 | B | 5. Detailed Explanations (Selected) Q1. C – Tretinoin Topical retinoids (tretinoin, adapalene) are first-line for comedonal acne because they normalize desquamation. Benzoyl peroxide is better for inflammatory acne.