Blood differential

Alternative Names

Differential; White blood cell differential count

Definition of Blood differential

The blood differential test measures the percentage of each type of white blood cell (WBC) that you have in your blood. It also reveals if there are any abnormal or immature cells.

Review

David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. – 2/23/2009

Basophil (close-up)
Formed elements of blood

ADAM Medical Encyclopedia

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