The volume of packed RED BLOOD CELLS in a blood specimen. The volume is measured by centrifugation in a tube with graduated markings, or with automated blood cell counters. It is an indicator of erythrocyte status in disease. For example, ANEMIA shows a low value; POLYCYTHEMIA, a high value.

Synonyms:

Ht

packed erythrocyte volume

packed red-cell volume

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Term information

definition citation
  • http://www.nlm.nih.gov/medlineplus/ency/article/003646.htm
gwas trait
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term editor
  • Dani Welter