GlossarySee Full Entry

Hematocrit: The amount of whole blood that is made up of red blood cells. It depends on the number and size of red blood cells. A hematocrit test is usually part of a complete blood count (CBC). It may be used to check for conditions such as anemia, dehydration, malnutrition, and leukemia.

Alternate Names
HCT
Packed cell volume
PCV