Test Code B Indirect Coombs Antibody Screen, Blood
Performing Laboratory
Christian Hospital Blood Bank
Methodology
Hemagglutination/Antiglobulin Testing
Testing Algorithm:
If the antibody screen is positive, then #8988 Antibody Identification, Erythrocytes and #DAT Direct Antiglobulin Test will be performed at an additional charge.
Specimen Requirements
Specimen Type: Blood
Container/Tube: Pink top (EDTA)
Specimen Volume: Full tube
Specimen Minimum Volume: 6 mL
Collection Instructions:
Specimen Labeling Requirements
Christian Hospital/NW HeathCare
Blood Bank Specimen
Label specimen with:
1. Patient’s first and last name (A printed patient label
is acceptable.)
2. Medical Record Number
3. Date and time drawn
4. First initial and last name, or ID number of individual drawing specimen
5. First Initial and last name of healthcare provider witnessing the draw
NetworkReferenceLab Client Specimens
Label specimen with:
1. Patient’s first and last name
2. Date of birth
3. Date and time drawn
4. Name, initials, or ID number of the individual drawing specimen
Reference Values
Negative (reported as positive or negative)
If positive, #8988 Antibody Identification, Erythrocytes and #DAT Direct Antiglobulin Test (DAT), Blood will be performed at an additional charge.
Day(s) Test Set Up
Monday through Sunday
Turnaround Time:
Christian Hospital/NW HealthCare
STAT-1 hour
Routine-<3 hours
NetworkReferenceLab Clients
24 hours
Specimen Transport Temperature
Ambient
Test Classification and CPT Coding
86850-Antibody screen
86870-Antibody identification (if appropriate)
86880-DAT (if appropriate)