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Test Code TSX Type and Screen, Blood

Important Note

 Pre-operative patients and patients with known antibodies should have type, screen, and compatibility orders placed at least 24 hours in advance.

 

Includes ABO Rh type, antibody screen, and compatibility testing when red cell units are ordered.

Performing Laboratory

MaineGeneral Medical Center

Reference Values

Not applicable

Day(s) Test Performed

Monday through Sunday

Specimen Requirements

Draw blood in a 6-mL pink-top (EDTA) tube(s). Additional tubes should be collected when compatibility of >4 units is anticipated or if patient has known antibody problems. For pediatric specimens, draw a 4-mL lavender-top (EDTA) tube(s). When an EDTA tube cannot be collected, collect 3 full EDTA pink- or lavender-top MICROTAINERS®.   

1. Patient must be identified and banded with a Blood Bank Unique Identifier Band.

2. Specimen(s) musts be labeled with Blood Bank Unique ID sticker(s).

3. Label specimen with patient’s full name (first and last), date of birth, date and time of draw, phlebotomist’s initials, and medical record number (MR# not required, if not available for office/home collection).

 

Specimen stability:   3 days refrigerated

Minimum volume:   1.5 mL whole blood (may require additional specimen for further testing)

Specimen rejection criteria:  Hemolyzed or improperly labeled specimen is not acceptable.

Test Classification and CPT Coding

86850 - antibody screen

86900 - ABO

86901 - Rh (D)

86920 x each - immediate spin technique (if appropriate)

86921 x each - incubation technique (if appropriate)

86922 x each - antiglobulin technique (if appropriate)