Test Details
Mnemonic
PROTC
Ordering Code
2501050
CPT-4 Code(s)
85303
Specimen Information
Collect
Light blue 3.2 % sodium citrate
Specimen Preparation
For complete instructions, see Coagulation Test Collection guide found under Resources/Interpretation Guides and Forms.
Send 1.0 mL platelet-poor plasma in a screw capped plastic vial. CRITICAL FROZEN.
Send 1.0 mL platelet-poor plasma in a screw capped plastic vial. CRITICAL FROZEN.
Minimum Volume
0.5 mL
Transport Temperature
Critical frozen
Rejection Criteria
Refrigerated, thawed, or refrozen specimens, serum
Stability
Room temperature: 8 hours
Refrigerated: Unacceptable
Frozen: 30 days
Refrigerated: Unacceptable
Frozen: 30 days
Methodology
Chromogenic
Reference Range
70 - 130%
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
Yes