Laboratory Test Directory

PRENATAL SCREEN (007-0049, 007-0096, 007-0047)  "PRENATAL SCREEN"

Synonyms: ABO Rh  and Antibody Screen

CPT 4 Code(s): 86900, 86901, 86850

Test Order Mnemonic: PREN

Test Includes: ABO group and Rh type; Antibody screen and antibody identification if indicated

Lab: Blood Bank

Request Form: Blood Bank Primary Request Form

Collection: Routine venipuncture

Causes for Rejection: Grossly hemolyzed specimen, specimen improperly labeled, requisition incomplete, SST/serum separator tube

Availability: Samples are accepted 24 hours per day in the Blood Bank lab, McCullough 5.102

Turnaround Time: 2 hours

Special Instructions: All requests must include requesting physician’s name and ID number, patient's name, UH #, patient location, clinical information/diagnosis, identity of phlebotomist and date and time collected.  Specimen must be labeled with patient full name, UH # and Date of Collection. Specimen must be transported to the laboratory in a biohazard specimen bag with request form in the pocket of the bag.  Request form must be filled out completely and all information must be legible.

Specimen: Blood

Volume: 5 mL blood

Minimum Volume: 3 mL blood

Container: Lavender-topped tube (EDTA)

Test Method: Gel Card Technology

Reviewed/Revised 6/27/2010 by T. Moore, MT(ASCP)SBB