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Mayo Clinic Laboratories

Test Code TXRXN BB Transfusion Reaction Investigation

Specimen Type

Post-transfusion whole blood and urine

Container

Pink K2 EDTA or White K3 EDTA

Sterile Urine Cup

Minimum Volume

4 mL whole blood

2 mL urine

Stability

3 days at 20-25°C or 1-6°C

Expected Turn Around Time

2 hours for initial report

Transfer Instructions

Transport specimen at room temperature or 1-6°C.

CPT

XXX

Armband Requirement

Not required

Special Instructions

RN to complete Part 1 of Transfusion Reaction Worksheet upon initiating the investigation. Send Transfusion Reaction worksheet to blood bank with blood component involved in transfusion reaction, post-transfusion blood specimen and post-transfusion urine.