Lymphopenia

A lymphopenia is characterized by a number of Lymphocyte S lower than the normal at the time of a Hémogramme, that is to say less than 1500 per mm ³. A light lymphopenia exists naturally in part of the population, it is really worrying only if it goes down under the 1000 lymphocytes per mm ³.

Possible causes

  • a viral infection (sometimes bacterial) for example the AIDS, with an activity of destruction of certain lymphocytes by HIV

  • a prolonged corticothérapie
  • a Chemotherapy
  • certain autoimmune diseases
  • a congenital deficit
  • certain tumors, for example a lymphoma Hodgkinien
  • infection by the parvovirus B19

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