A Patient Whose Serum Contains or Is Known to Have

question 24

Multiple Choice

A patient whose serum contains or is known to have contained the antibody to the P1^A¹ antigen should receive __________ in all subsequent transfusions.

• A) P1^A2-negative blood
• B) P1^A2-positive blood
• C) P1^A1-positive blood
• D) P1^A1-negative blood
• E) None of the above

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