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HelpOrder Code LABHOLDCB Hold Cord Blood Specimen
Useful For
Aid in determination of HDN (hemolytic disease of the newborn), which occurs when maternal antibodies cross the placenta and coat the infant red blood cells. HDN is usually classified as one of the following:
- ABO discrepancy
- Rh antibodies, especially D
- Antibodies to blood group systems other than ABO/Rh (i.e. Kell)
Specimen Requirements
Specimen Type: Cord blood
Preferred: Pink-top (EDTA) AND Black-top tube
Specimen Volume: 5 mL cord blood
Collection instructions: Specimens must be labeled with infant first and last name, MR# or DOB, date and time drawn, and phlebotomist's initials.
Specimen Stability
| Specimen Type | Temperature | Stability |
|---|---|---|
| Cord blood | Ambient (preferred) | 1 week |
| Refrigerated | 1 week |
Day(s) Test Set Up
Monday through Sunday
Performing Laboratory
Ridgeview Medical Center Laboratory
Test Classification and CPT Coding
- No Charge