Hematocrit

Also known as: Hct; Crit; Packed cell volume (PCV)

Formal name: Hematocrit

Related tests: Complete blood count

At a Glance

Why Get Tested?

If your doctor suspects that you have anemia, polycythemia, or dehydration

When to Get Tested?

As part of a complete blood count (CBC), which may be ordered for a variety of reasons

Sample Required?

A blood sample drawn from a vein in your arm or by a fingerstick (children and adults) or heelstick (newborns)

Test Preparation Needed?

None

This article was last reviewed on February 5, 2008. | This page was last modified on February 7, 2010.

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