Pseudolinfoma | Reactive or Benign Lymphocytic Hyperplasia

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Benign entities that resemble lymphomas, particularly in terms of the density of the lymphocytic infiltrate, but can often be distinguished by morphological and imunophenotypic characteristics.
 
Pseudolifomas que simulam um linfoma B
  • Sinónimos: benign cutaneous lymphcytoma, Bafversted’s disease, Spiegler-Fendt sarcoidosis, lymphocytoma cutis lymphadenosis benigna cutis
  • Clinical presentation: firm papules or nodules, solitary or multiple (low number), face (earlobe), areala (women), scrotal region (men)
  • Associação com Borrelia
 
Pseudolinfomas que simulam linfomas T
  • Clinical presentation: polymorphic
 
Pseudolinfomas induzidos pela medicação
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Other causes of pseudolymphoma
  • Allergic contact dermatitis
  • Insect bites
    • Borrelia
  • Actinic
  • Unknown etiology