Ten Days After the Transfusion of 2 Units,a Patient Had

question 25

Multiple Choice

Ten days after the transfusion of 2 units,a patient had a 2 g/dL drop in hemoglobin and was slightly jaundiced.No evidence of bleeding was found.What tests would be helpful in determining whether the patient is experiencing a delayed hemolytic transfusion reaction?

• A)Culture the donor unit.
• B)Compare pretransfusion and posttransfusion ABO and D typing.
• C)Perform hepatitis B surface antigen test.
• D)Perform an antibody screen on the current posttransfusion sample.

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Definitions:

Endolymph

A fluid within the inner ear that plays a critical role in the body's balance and hearing mechanisms.

Vestibule

A small entrance hall or antechamber leading to the main interior of a building or structure.

Equilibrium Receptors

Sensory receptors located mainly in the inner ear that help maintain balance by detecting changes in head position.

Ear Ossicles

The three small bones in the middle ear (malleus, incus, and stapes) that transmit sound vibrations from the eardrum to the inner ear.