TISSUE PLASMINOGEN ACTIVATOR ANTIGEN

Specimen Required
Draw blood in light blue sodium citrate tube. See appendices for coagulation test collection instructions. Send 1.0 mL plasma (0.5 mL minimum) frozen in a screw-capped plastic vial. CRITICAL FROZEN.

Rejection Criteria
Serum, EDTA plasma, or hemolyzed specimens

Methodology
Enzyme-Linked Immunoassay

Stability
Room Temperature: 4 hours; Refrigerated: Unacceptable; Frozen: 2 months

Reference Range
0.8-11.2 ng/mL

Performed
Tuesday

Turnaround Time9-12 days
Test CodeTPLA
CPT-4 Code (s)
85415
LOINC Codes
5971-7

Warde
Medical
Laboratory