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HelpBCH Order Code LAB550 Obstetric Panel
Performing Laboratory
Boulder Community Health
Specimen Requirements
| Profile Information: | |
| ABO Blood Type | Rh(D) Type |
| Antibody Screen (Indirect Coombs) |
Rubella |
| Complete Blood Count (CBC) With Differential | Syphilis Total Antibody |
| Hepatitis Bs Antigen (HBsAg) | |
Serum and whole blood are required for this panel.
Blood for ABO Blood Type, Antibody Screen (Indirect Coombs), CBC With Differential, and Rh(D) Type
Draw blood in a lavender-top (EDTA) tube(s) and send 4 mL of EDTA whole blood. Immediately invert several times to mix blood.
Note: Label specimen appropriately (EDTA whole blood for ABO blood type, antibody screen [indirect Coombs], CBC with differential, and Rh[D] type).
Serum for RPR and Rubella
Draw blood in a serum gel tube(s). Spin down and send 2 mL of serum refrigerated. Moderate amounts of hemolysis or lipemia will not interfere.
Note: Label specimen appropriately (serum for RPR and rubella).
Serum for HBsAg
Draw blood in a plain, red-top tube(s). Spin down and send 1 mL of serum refrigerated. If there is a delay in shipment of >5 days or if mailing time exceeds 5 days, send specimen frozen in plastic vial.
Note: 1. Draw date is required on request form.
2. Label specimen appropriately (serum for HBsAg).
Reference Values
See individual test listings.
Day(s) Test Set Up
ABO Blood Type, Antibody Screen (Indirect Coombs), Complete Blood Count (CBC), Rh(D) Type: Monday through Sunday
Hepatitis Bs Antigen (HBsAg): Monday through Friday
Rapid Plasma Reagin (RPR) Test, Rubella: Tuesday, Friday
Test Classification and CPT Coding
80055