A member asked:

Is a cd19 antigen result of 9% in lymphocyte phenotyping not too low? if so, what can be the cause?

A doctor has provided 1 answer
Dr. John Chiu answered

About average: This is the cell regulating the specific immune response and yours is about average. Are you concerned over your immune system because of recurrent infections (particularly the sinus and lungs)?

Answered 12/8/2014

3.5k views

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