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What is a white blood count?
White blood count (WBC) indicates the number
of white blood cells in a patient's blood.
Click the following links for more information
about white blood count (WBC).
WBC Overview 1
This source begins with a good overview
of white blood count. You can access more
information by clicking the Next>>
link at the bottom of the page.
WBC Overview 2
This link includes good information about how the test is performed.
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What does it mean to have an abnormal WBC?
Click here for more information on normal WBC values and what abnormal results may indicate.
Related tests:
WBC is tested as part of a complete blood
count (CBC). To learn more about CBC, click
the following links:
CBC Overview (Lab Tests Online)
CBC Overview (WebMD)
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Possible causes/diagnosis:
Possible causes for abnormal WBC include:
- Leukemia
- Infection
- Trauma
Possible causes for a decrease in WBC include:
- Immune disease
- Chemotherapy
- Radiation treatment
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Science Links
What is blood?
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