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Lab Test Dictionary

Flow PRA Screening (HLA Antibody)


Flow Cytometry


Panel Reactive Antibodies

Specimen Type

Whole Blood

Performing Lab

UCSD Immunogenetics

Epic ID


Lab Test Days


Standard TAT

1 Week

Collection Information

Specimen Required

3-5 mL Blood

Container Type

Red Top (No Additive)

Collection Instructions

Collect Monday-Friday before 1200. It is not recommended to collect on weekends or holidays. RCH Heart or Renal Transplant Coordinator must submit a completed UCSD Immunogenetics requisition with specimen to lab.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp: 1 Week; Refrigerated: Unacceptable; Frozen: Unacceptable

Rejection Criteria

Specimens >1 Week old; Hemolyzed

Test Volume Required

5 mL Blood

Minimum Test Volume

3 mL Blood

Processing Instructions

DO NOT CENTRIFUGE. Submit a completed UCSD Immunogenetics requisition with specimen room temp Monday-Friday before 1400. Deliver to UCSD within 24 hours of collection. If specimen is received without a completed UCSD Immunogenetics requisition, contact RCH Heart Transplant Coordinator and/or transplant admin at x228241 or Renal Transplant Coordinators at x223215.