CHAPTER 17 CUTANEOUS ADVERSE DRUG REACTION 281
Fig. 17.12.Diffuse urticarial reaction secondary to trimethoprim-sulfamethoxazole. Lesions are characteristic
of a type I hypersensitivity.
Fig. 17.13.Targetoid or “bull’s-eye” lesions on the ventrum characteristic of erythema multiforme. Lesions
are annular with peripheral erythema, crusting and central clearing with hyperpigmentation.