Felis ISSN 2398-2950

Peritoneal fluid: differential cell count

Synonym(s): Ascitic fluid

Contributor(s): Yvonne McGrotty

Overview

  • Peritoneal fluid occurs within the abdominal/peritoneal cavity. Very little or no fluid can be aspirated unless effusion is present.
  • Normal fluid is clear and colorless to slightly yellow, and is of low cellularity (<1000 nucleated cells/ml) and protein (<25 g/l).

Sampling

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Tests

Methodologies

Differential

Availability

  • Standard.

Technique (intrinsic) limitations

  • Sample may be difficult to obtain if only small volumes of peritoneal fluid present.
  • Inadvertent collection from other abdominal organs.

Technician (extrinsic) limitations

  • Rarely abdominal viscus, eg bowel perforated and fluid collected form extra peritoneal source.
  • Some experience is required in identification of cell types present.
  • Contamination of sample with blood may obscure the cell count.

Result Data

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Further Reading

Publications

Referred papers

Other sources of information

  • Willard M D (1989) Fluid Accumulation Disorders in Small Animal Clinical Diagnosis by Laboratory Methods. Chapter 10,  pp 229-242. 1st edn. Eds Willard, Tvedten and Turnwald. WB Saunders Company.


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