ABO grouping and Rh typing; antibody screen (includes ID and titer of all irregular antibodies detected); CBC with differential; HBsAg; rubella antibodies, IgG; syphilis serology (if positive, confirmation is performed by TP-PA at an additional charge)
This test may exhibit interference when sample is collected from a person who is consuming a supplement with a high dose of biotin (also termed as vitamin B7 or B8, vitamin H, or coenzyme R). It is recommended to ask all patients who may be indicated for this test about biotin supplementation. Patients should be cautioned to stop biotin consumption at least 72 hours prior to the collection of a sample.
1 - 3 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Serum and whole blood
Two gel-barrier tubes or two red-top tubes and two lavender-top (EDTA) tubes
Gently invert lavender-top tubes 8 to 10 times immediately to mix specimen with anticoagulant. Centrifuge serum tubes within 45 minutes of venipuncture. If red-top tube is used, transfer separated serum to a plastic transport tube.
Refrigerate serum tubes and one lavender-top (EDTA) tube. Lavender-top (EDTA) tube may be kept at room temperature for 24 hours.
Hemolysis; clotted specimen; specimen diluted with IV fluid; tube not filled with minimum volume; improper labeling
Evaluate woman's health status in early pregnancy; evaluate for anemia, leukemia, reaction to inflammation and infections, peripheral blood cellular characteristics, state of hydration and dehydration, polycythemia, hemolytic disease of the newborn, and ABO incompatibilities
See individual tests.
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