Test Code ADDUO Crossmatch Units / Additional Units
Specimen
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 the patient has a known antibody problem. For pediatric specimens, draw a 4 mL lavender top(EDTA) tube. When an EDTA tube cannot be collected, collect 3 full EDTA (pink or lavender top) MICROTAINERS®.
IMPROPERLY LABELED SPECIMENS WILL NOT BE ACCEPTED
Notes:
1. Patient must be identified and banded with a Blood Bank Unique Identifier band.
2. Specimens must be labeled with a Blood Bank Unique ID sticker.
3. Label specimens with the 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 home/office collection.)
Specimen stability: 3 days refrigerated at 2-8°C
Minimum volume: 1.5 mL whole blood (3 full) MICROTAINERS® (Additional testing may require more blood to be collected.)
Reference Values
Compatible
Critical value (automatic call-back): Delay in STAT crossmatch
Day(s) Test Performed
Monday through Sunday
Test Classification and CPT Coding
86850 Antibody Screen
86900 ABO
86901 Rh (D)
86920 x each immediate spin technique
86921 x each incubation technique (if appropriate)
86922 x each antiglobulin technique (if appropriate)