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Hematocrit (HCT) - Blood Test Given During Breast Cancer Treatment

By Pam Stephan, About.com

Updated June 29, 2008

About.com Health's Disease and Condition content is reviewed by the Medical Review Board

Definition: noun Hematocrit (HCT) is a routine blood test given during treatment for breast cancer to determine what percentage of your blood volume is made of red blood cells. HCT is one of the numbers you will see on your complete blood count (CBC) report. If your HCT numbers are not in a normal range, your treatment may be withheld or delayed until those numbers are better.

Low hematocrit may indicate that you are anemic, have had destruction of blood cells, are suffering from malnutrition, iron, b12 or folate deficiency, or bone marrow dysfunction. This can be treated by injections such as Procrit or by transfusion. If the low HCT is caused by deficiencies of iron or folate, then supplements may be given.

High hematocrit can signal dehydration or over production of red blood cells.

Treatments are available to help you recover normal HCT levels.

Pronunciation: he MAT o krit
Also Known As: HCT, crit
Alternate Spellings: haematocrit
Common Misspellings: hematocrip, hematacrit
Examples:
Normal hematocrit values in a CBC for men range from 40.7% to 50.3% and for women range from 36.1% to 44.3%.
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