Sign in →

Test Code 052 Group, Type and Screen (GTS)

Important Note

For inpatients and intended possible blood recipients: The phlebotomist must check the patient's armband and compare the patient ID number on the armband to the patient ID number on the requisition. The phlebotomist must sign the requisition and indicate the date and time of collection as well as the patient ID number as transcribed from the patient armband to verify that they are the same.

Additional Codes

ALAB: GTS

PowerChart: Type and Screen

 

Test Method

AABB Standard: Agglutination of red cells with an antiserum represents the presence of the corresponding antigen in the red cells; Ortho Gel Cards.  (AABB Technical manual. 14th edition. Edited by V Vengelen-Tyler. Bethesda, MD, American Association of Blood Banks 2002)

Specimen Requirement

Adults: A 5- 7 mL EDTA purple-top tube is preferred.

Newborn: An EDTA micro tube or 5-7 mL EDTA purple-top tube is required.

Specimens may be held at room temperature for up to 24 hour and 3 days when refrigerated.

Additional Specimen Collection Information

7-10 mL red-top, 5 mL heparin green-top or 5 mL blue-top tubes are also acceptable. Serum and plasma gel tubes are not acceptable. Micro specimen may be obtained with a capillary collection device.

Performance

Testing is performed Monday through Sunday.

Routine orders: Typically completed within 4 hours; Mercy DV and MA West within 24 hours

Expedite orders: Typically completed within 1 hour after the specimen arrives at the testing site.

STAT orders: Typically completed within 15 minutes after the specimen arrives at the testing site.

Reference Values

ABO Group and Rh(D) Type: Not Applicable

Antibody Screen: Negative

CPT Code Information

86900 Transfusion Services Blood Typing, ABO

86901 Transfusion Services Blood Typing, Rh(D)

86850 Transfusion Services Blood Typing, Antibody screen, RBC, each serum technique

Useful For

Selecting compatible blood products for transfusion therapy

LOINC Code Information

34530-6 ABO And Rh Group Pane-Blood

14575-5 Blood Group Antibody Investigation [Interpretation] In Plasma Or RBC

Related Tests