Test Code 504854573 Pre-Daratumumab Work-up
Performing Laboratory
Torrance Memorial Laboratories and SDBB
Specimen Requirements
Submit the following specimen:
Container/Tube: Two (2) full 6-mL pink top tubes drawn prior to initiation of Daratumumab (Darzalex) or other anti-CD38 Monoclonal Antibody
Specimen Transport Temperature
Ambient
Methodology
This workup is composed of the following:
ABORh – Gel Method/Tube Method
ABSC – Gel Method
Antigen Testing by Tube Method or RBC Genotype Molecular Testing (sent to IRL)
Reference Range
Not applicable
Day(s) Test Set Up/TAT
Performed:
Daily
TAT:
1 day for ABORh/ABSC/Phenotyping but 1-2 weeks for RBC Genotype Molecular Testing
Aliases
Pre-Darzalex Workup
Performed in Blood Bank
CPT Code
- Antibody screen: 86850
- ABO: 86900
- Rh: 86901
- RBC antigen Phenotyping: 86905 per antigen
- RBC genotyping: 81403 (this is performed at SBB)