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Labcorp Oklahoma, Inc.
Test Directory


Index:

Platelet Antibody Indirect

Order Name PLT Ab Indirect
Test Number: 5577425
Revision Date 01/17/2020
Test Name Methodology LOINC Code
Platelet Antibody Indirect
Enzyme-Linked Immunosorbent Assay (ELISA)  
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1mL (0.5mL) Serum Clot Activator SST Frozen
Instructions Separate Serum from cells ASAP within 2 hours of collection.
Serum can be refrigerated up 48 hours before frozen.
GENERAL INFORMATION
Testing Schedule Mon-Thr 
Expected TAT 1-3 Days  
Clinical Use This test was previously known as the "Platelet Refractory Antibody" but has been renamed to "Platelet Antibody Indirect".
This assay is designed to screen for antibodies to HLA class I and platelet glycoprotein IV antigens, and to polymorphic epitopes on the platelet glycoprotein IIb/IIIa, Ib/IX, Ia/IIa.  
CPT Code(s) 86022
Lab Section Immunology - Serology