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Platelet Glycoprotein Antibody

Item Value
Approval req'd? No
Available Stat? No
Test code PGAB
Performed by Quest
Sendout? Yes
Method Enzyme linked immunosorbent assay
Collection Instructions Collect Monday-Friday only. Samples collected on Friday MUST be received in the lab by 12:00 noon.

Keep specimen at room temperature and deliver to the laboratory asap.
Container type Lavender top 6 mL x2 (x3 for B&T patients)
Amount to Collect 12 mL blood (18 mL blood for B&T patients)
Sample type EDTA whole blood
Preferred volume 7 mL blood
Min. Volume 5 mL blood
UCSF Rejection Criteria Samples collected outside of stated time frames
Processing notes Alert China Basin Sendout (3-1349) that specimens are sent and expected time of arrival. Ship at ROOM TEMPERATURE. Specimens must be received at China Basin Sendouts by 1530 hours for courier pickup at 1600 hours.

Specimens must be received at Reference Laboratory (Quest or LabCorp) within 48 hours of collection to be stabilized for later testing.
Ref Lab Rejection Criteria Received refrigerated or frozen
Normal range Negative
Synonyms Cell bound platelet autoantibody; Platelet Associated Immunoglobulin; Platelet Associated Ig
Stability Room temperature 2 days, refrigerated or frozen at -20C unacceptable.
Turn around times Perfromed once per week. Turnaround 10-12 days.
Additional information Platelet Glycoprotein Antibody is associated with autoimmune thrombocytopenia purpura (AITP) and sometimes observed in patients with lymphoma, systemic lupus erythematosus (SLE), and HIV infection.
CPT coding 86022-90
LOINC code 43302-9
Last Updated 10/2/2010 11:53:01 AM
Entry Number 1158
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