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Microbiology Sources | Microbiology Tests | Anatomic Pathology | Cytopathology

Platelet Antibodies, Immune Thrombocytopenia Investigation (I.T.P)

Source Blood
Mnemonic PAB (includes PAIG and PRET) 
NOTE: CBC required if not already collected same day
Specimen Requirements

Adult:
1 x 8.5 mL yellow top ACD “A”tube
AND 1 x 4 mL red top tube, NOT SST

Pediatric:
1 x 1.8 mL short-draw blue top sodium citrate
AND 1 x red top tube, NOT SST (collect 1 mL)

Collect Monday - Thursday ONLY
Fridays: for urgent requests call Flow Cytometry at 403-944-4771 to obtain approval for collection.

Specimen Handling Deliver all tubes IMMEDIATELY to FMC Flow Cytometry.
Additional Information Test includes platelet associated immunoglobulin and platelet reticulocytes.
Test performed for autoimmunity history.

Neonatal and post Bone Marrow transplant for platelet antibody investigation must be referred to Tissue Typing Laboratory call 403-770-3652.
Testing Location Flow Cytometry
Testing Frequency Monday - Thursday
Alternate Name(s) Platelet Associated Immunoglobulin
Reference Interval