University of Iowa
Diagnostic Laboratories
(UIDL) Test Directory

319-384-7212 (local)
1-866-844-2522 (toll free)


Obstetric Panel
Order Code: OBP
Order Form: Laboratory Requisition
Specimen:
Serum
Alternate
Collection Media:
Call laboratory for additional acceptable specimen collection 
containers.
Minimum:
0.5 ml of serum and at least one half-full Lavender tube.
Testing
Schedule:
24 hrs/day, 7 days a week, including holidays.
Analytic Time:
Specimens analyzed on day received
Reference Range:
Refer to individual components.
Comments:
Follow the sample processing instructions in order to limit the 
preanalytical variables which can effect results.  Contact the 
Technical Service Representative if you need assistance.
Methodology:
Refer to individual components.
Sample
Processing:
Lavender tube is sent as whole blood, no processing necessary.
Allow the specimen to clot for approximately 30 minutes.
Centrifuge at 3000 RPM for 10 minutes.
Label transport tube with two patient identifiers, date and time of 
collection.
If the separator gel does not create a sufficient barrier between the 
plasma and cells, aliquot the plasma to an appropriate transport vial.
Sample
Storage:
Refrigerate.
Transport
Instructions:
Place specimen into zip-lock type bag, seal bag.
Place requisition into outside pocket of bag.
Transport in cooler with refrigerated coolant packs.
CPT Code:
80055
 
See also:
Blood Type (ABO and Rh), Blood
CBC with Automated Differential, Whole Blood
Hepatitis B Surface Antigen, Plasma
RPR, Syphilis Serology, Serum
Rubella (German Measles) Antibody Immune Status (IgG)

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Updated: 12/27/2002