Leukopenia

edited by
Joshua Klemt

Table of Contents

1. Definition

Leukopenia or low white blood cell count is a condition defined by a reduction in the total number of white blood cells (leukocytes) present in the blood.

A total number below <4000 cells per microliter (µl) is indicative of leukopenia.

The opposite is leukocytosis.

2. Types of leukopenia

  • Neutropenia
  • Basopenia
  • Eosinopenia
  • Lymphopenia (lymphocytopenia)
  • Monocytopenia

3. Etiology

  • Infections
  • Autoimmune diseases
  • Medication
  • Bone marrow disease
  • Lack of vitamin B12
  • Hypersplenism

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Last edit:
2024-12-26 19:21:34
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