Test Code Direct Coombs Poly COOMBS, DIRECT (POLY)
Aliasis
Direct Coombs
Patient Preparation
No special patient preparation required
Special Collection Instructions
Sample labeling requirements:
For all patients over the age of four months, when sample is intended for transfusion purposes:
-A Blood Bank ID armband must be attached to the patient’s wrist at time of blood draw.
-The tube may be either labeled by hand at the bedside with ink on an adhesive label or with a computer-generated label. Either label must contain the following information:
-Complete first and last name. It is acceptable to hand write name if cutoff on computer label.
-Medical record number
-Date and time of collection
-Name or initials of the person collecting the sample.
-Blood Bank ID armband identifiers should be on tube, either in sticker form or hand written.
NOTE: Sample will need to be redrawn if missing any of the above information.
For patients under the age of four months, when sample is intended for transfusion purposes and/or cord blood samples:
-Complete first and last name
-Medical record number
-Date and time of collection
-Name or initials of the person collecting the sample
Collection Method
Venous collection
Minimum Volume
Adult: 1 mL
Pediatric: 0.5 in one MAP tube
Container
Pink Top EDTA
Preferred Specimen
EDTA Whole Blood
Acceptable Specimen(s)
EDTA Whole Blood
Reference or Target Ranges
Not defined for this assay
Reportable Units
Not defined for this assay
Critical Value
Not defined for this assay
Reasons for Rejection
Other: |
Missing any of the following:
|
Specimen Stability
Ambient |
72 Hours |
Refrigerated (4oC to 8oC) |
72 Hours |
Days and Time Performed |
24/7 |
Expected Turn Around Time |
STAT: 1 hour, Routine: 4 hours |
Stat Availability |
Yes |
Performing Bench |
CRMC Blood Bank |
Performance Information
Days and Time Performed |
Daily between 0700-1500 |
Expected Turn Around Time |
2-hours from the time specimen is received into Microbiology Department |
Performing Bench |
CRMC Blood Bank |
Methodology/Method Description
Tube method
CPT Codes
86880