Equis ISSN 2398-2977

Blood: leukocytes

Contributor(s): Frank Taylor

Overview

  • Circulating white blood cells (WBC).
  • All leukocytes produced in the bone marrow except lymphocytes which are produced in lymph nodes, spleen and lymphoid follicles.
  • Granulocytes consisting of neutrophils   Blood: neutrophils  , eosinophils   Blood: eosinophils  and basophils   Blood: basophils  .
  • Agranulocytes or mononuclear cells consisting of lymphocytes   Blood: lymphocytes  and monocytes   Blood: monocytes  .
  • Total WBC count affected by relative changes in the different cell types.
  • The metabolic status of the horse can have a profound effect on the white cell picture.

Sampling

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Tests

Methodologies

  • Hemocytometer, direct counting of cells from diluted blood sample.
  • Automatic cell counters.

Result Data

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Further Reading

Publications

Refereed papers

  • Barrelet A (2004)Laboratory tests in equine practice Part 2: Haematological analyses. UK Vet9(8), 13-23.


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