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Red Blood Cell Count

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Also known as: RBC Count; Erythrocyte Count; Red Count
Formal name: Red Blood Cell Count

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At a Glance

Why Get Tested?

To evaluate the number of red blood cells (RBCs); used to screen for, help diagnose, or monitor conditions affecting red blood cells

When to Get Tested?

As part of a complete blood count (CBC), during a health examination, or when a health practitioner suspects that you have a condition such as anemia (decreased number of RBCs) or polycythemia (increased number of RBCs)

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?