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38 WBC (White Blood Cell) COUNT




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This article is from the Interpretation Of Lab Test Profiles, by Ed Uthman uthman@neosoft.com with numerous contributions by others.

38 WBC (White Blood Cell) COUNT

The WBC is really a nonparameter, since it simply represents the
sum of the counts of granulocytes, lymphocytes, and monocytes
per unit volume of whole blood. Automated counters do not
distinguish bands from segs; however, it has been shown that if
all other hematologic parameters are within normal limits, such
a distinction is rarely important. Also, even in the best hands,
trying to reliably distinguish bands from segs under the
microscope is fraught with reproducibility problems. Discussion
concerning a patient's band count probably carries no more
scientific weight than a medieval theological argument.

 

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