Test Code TSX Type and Screen, Blood
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)