A member asked:

9 yr old son w recurrent pericarditis+effusion & chronic erythema nodosum, ruled out common diseases. meaning of ch50 high, cd19 high & cd 16/56 high?

A doctor has provided 1 answer
Dr. Christine Hom answered

Specializes in Pediatrics

White blood cells : White blood cells and inflammation. The CD designations are for surface proteins on white blood cells. In this case, B lymphocytes and NK cells, both of which are found in healthy immune responses.

Answered 5/20/2016

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