Target lesion

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Target lesion in dermatology is the typical lesion of erythema multiforme (EM) in which a vesicle is surrounded by an often hemorrhagic maculopapule; EM is often self-limited, of acute onset, resolves in three to six weeks, and has a cyclical pattern; EM lesions are 'multiform' and include macules, papules, vesicles, bullae. Etiology Idiopathic or follow infections, drug therapy or occur in immunocompromised hosts

Morphology[edit]

Target lesion consists of three zones :

  1. Dark centre of small papule, vesicle, or bulla (iris)
  2. Pale intermediate zone
  3. Peripheral rim of erythema

References[edit]

the free dictionary : medical dictionary [1]