In What Circumstance Would a Direct Antiglobulin Test Be Negative

question 18

Multiple Choice

In what circumstance would a direct antiglobulin test be negative in the presence of a hemolytic process?

• A) Bacterial contamination of the unit
• B) Medications that were administered with the unit
• C) Red blood cell unit transfused quickly through a leukopoor filter
• D) All of the above

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