Hematocrit Test measures the proportion of red blood cells in your blood.
What is it used for?
A hematocrit test is often part of a complete blood count (CBC).
Measuring the proportion of red blood cells in your blood can help your doctor make a diagnosis or monitor your response to a treatment.
So it may be used to help diagnose blood disorders, including anemia & polycythemia,
Results
Results from your hematocrit test are reported as the percentage of your blood volume that's composed of red blood cells.
It can be measured or calculated as
Hct = (RBC × MCV)/10
Generally, a normal range is considered to be:
For men, 38.3 to 48.6 percent
For women, 35.5 to 44.9 percent
A lower than normal hematocrit can indicate:
anemia
A large number of white blood cells due to long-term illness, infection or a WBC disorder, Vitamin or mineral deficiencies
A higher than normal hematocrit can indicate:
Your body is making too many red blood cells, which may be caused by:
Lung disease
Congenital heart disease
Heart failure
Polycythemia
Your blood plasma level is too low, which may be caused by:.
Dehydration,
Shock
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