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A member asked:

Why do i have 2 blood types? at the quest diagnostics clinic it always shows ab- and at the hospital ab+. it is very confusing.

A doctor has provided 1 answer

Rh blood group: The inconsistency is with the Rh D typing. Some people have a weak RhD that may test as negative unless a more sensitive method is used. If you are done with child bearing, it is not an issue. You may ask your hospital and Quest to explain their results and the lack of concordance.

Answered 4/7/2017

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