Most common site affected by psoriasis is?: (A) Flexor surface, (B) Extensor surface, (C) Palms and soles, (D) Oral mucosa
Answer is B. ANSWER: (B) Extensor surfaceREF: Rook's textbook of dermatology 7th e p. 35.1"Most commonly involved areas in psoriasis is Extensor aspect of knees, elbows & Scalp"