Epic Test Code LAB21071 Infant ABO/Rh, DAT
Performing Location(s)
BMC, CRH, LFH, OCH, FTT, CRH, FOX
Synonyms
Infant Group and Rh, Cord Blood Workup
Specimen Type
Blood
Preferred Container
Cord Blood:
Pink EDTA
Alternate Container
Heelstick:
MIBH – Lavender Microtainer
BHSC or OCH – Lavender Microtainer
Volume Required
6 mL
Minimum Volume
1.3 mL
Storage Requirements
If delay in transport is expected, specimens should be kept refrigerated
Transportation Needs
Specimens should be sent to the laboratory promptly
Specimens from outreach centers should be kept refrigerated prior to and during shipment
Causes for Rejection
Mislabeled or unlabeled specimen
Limitations
Wharton’s Jelly may interfere with testing
Cells heavily coated with maternal IgG antibody may give false positive or false negative shipment
Contamination with mother’s blood can cause inaccurate results
Reflex Testing
When the DAT is positive using polyspecific anti-human globulin, a DAT workup is performed and billed (CPT: 86880×4) using monospecific reagents (anti-IgG and anti-Complement).
Available STAT
Yes
Days of Analysis
All
Includes
Infant’s ABO/Rh Type, Direct Antiglobulin Test
CPT Code
86901, 86900, 86880
Last Updated
3-Jan-24 BHD