CORRECT!

Question 4

The following is a Positive Coombs' Test result. If this were a Direct test, which of the following would be true?
Addition of Coombs' Reagent was the first and only step.
Explanation.
The Coombs' Reagent would cause cross linkage of RPC's if anti-D antibodies are already present.


Immunological Techniques
University of Arizona
Monday, November 17, 1997
douglas.lake@asu.edu

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