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Protein C Antigen

Justification

Reduced protein C may be seen in warfarin therapy, DIC, liver disease, acute infection, uremia, cancer, cancer therapy, vitamin K deficiency and when autoantibodies are present. Protein C deficiencies are associated with venous thromboembolism and DVT. Increased levels of protein C can be seen in nephrotic syndrome, hyperlipidemia and with normal aging.

STAT: < 1 week

ELISA

Draw Tube: Blue Top

Sample Type: Citrated Plasma

Specimen Requirements

Sample Type Volume Required Minimum Volume Stability
PREFERRED Citrated Plasma 1mL 0.5mL Room Temp.: 2 hours
Refrigerated: 2 hours
Frozen (-20C): 2 weeks
Frozen (-80C): 6 months
ALTERNATIVE - - - -
REJECTION CRITERIA Thawed in transit, refrozen or clotted sample
SPECIAL INSTRUCTIONS -

General Information

METHODOLOGY ELISA
STAT TAT < 1 week
STAT TAT Performance > 90% of results released in 1 week
ROUTINE TAT < 1 week
ALTERNATIVE NAMES PC Ag
DESCRIPTION -
LIMITATIONS -
NORMAL RANGE -
ASSOCIATED TESTING -
REFERENCES -
SAMPLE REPORT Upon request
NEW YORK STATE APPROVED -

Test Codes

ORDER CODE P3099
CPT CODE 85302
LOINC CODE 27820-0