A Patient Was Admitted to the Hospital with Acute Bleeding

question 3

Multiple Choice

A patient was admitted to the hospital with acute bleeding.Anti-E was detected in the patient's serum.Four E-negative units of blood were crossmatched for the patient.The units were compatible at immediate-spin and following the antiglobulin test.After the antiglobulin test was performed,IgG-sensitized red cells gave a 2+-agglutination reaction.What is the proper interpretation of this 2+-agglutination reaction?

• A) Antihuman globulin washing procedure was adequate.
• B) IgG-sensitized red cells spontaneously agglutinated.
• C) Crossmatch was incompatible.
• D) Patient's anti-E reacted with the IgG-sensitized red cells.

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