Target lesions are characteristic of: (A) Dermatitis herpetiformis, (B) Sulpha drug reaction, (C) Lichen planus, (D) Erythema multiformae
Answer is D. Target lesions- Iris lesions: these are pathognomic of erythema multiforme. commonly found on the extremities especially hands. there are three zones of color change: 1. central dark or sometimes blistered area 2.surrounded by pale odematous zone 3.inturn rimmed by another zone of odema IADVL textbook of dermatology, principles of clinical diagnosis,page 106.