A member asked:

Can someone who had a positive skin test for tb , 20 years ago give blood or bone marrow? but never had tb.

3 doctors weighed in across 2 answers
Dr. Henry Holland answered

Specializes in Medical Oncology

Yes. : Yes. A positive PPD skin test in the absence of active tuberculosis does not preclude blood or bone marrow donation.

Answered 3/13/2019

5.4k views

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Dr. Klaus d Lessnau answered

Specializes in Pulmonary Critical Care

Check with your doc: Usually no problem. But check with your doc, especially if you have not taken medication to protect you against tb. There are 2 billion people with a positive test, world wide.

Answered 10/4/2016

5.3k views

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