CUTANEOUS DRUG REACTIONS
MACULOPAPULAR
Also known as exanthematous drug reaction
Most common type
VESICULOBULLOUS
Can mimic pemphigus and porphyria.
ERYTHEMA MULTIFORMAE
Characteristic feature is Iris lesion or target lesion
Iris lesion present with a central area of vesicle or Purpura, a mid zone of edema, and an outer
ring of erythema
Lesions are on dorsum of hands, palms and extensor aspect of extremities.
STEVENS- JOHNSON SYNDROME
Serious drug reaction with constitutional symptoms like fever followed by maculopapular rash,
vesicles and bullae involving the trunk and limbs
Eyes oral cavity and genitals are involved
