What is a CBC with differential blood test?

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A CBC with differential includes the usual complete blood count plus a breakdown of the main types of white blood cells. AI can explain what the test measures and what each white blood cell group does, but abnormal results still need clinician review with symptoms, medicines, history, and the rest of the CBC.

Indexed sources

[1] High trust

MedlinePlus: Complete blood count

Plain-language overview of CBC testing and the blood-cell measurements it includes.

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[2] High trust

MedlinePlus: Blood differential

Patient-facing explanation of what a blood differential measures and why it is used.