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Test Code ADDUO Crossmatch Units / Additional Units

Important Note

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

 

Type and screen is required prior to or with an order to crossmatch units.

 

Specimen is useable for 3 days. Expiration may be extended under some circumstances.

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)