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0030113
Protein C, Functional
PROT C F
Ordering Recommendation
Recommended test to detect protein C deficiency. Do not order if individual has been on warfarin in the previous 2-4 weeks.
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
Lt. blue (sodium citrate). Refer to Specimen Handling at aruplab.com for hemostasis/thrombosis specimen handling guidelines.
Specimen Preparation
Transfer 1.5 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 1 mL)
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Unacceptable Conditions
Serum. EDTA plasma, clotted or hemolyzed specimens.
Remarks
Stability
Ambient: 4 hours; Refrigerated: Unacceptable; Frozen at -20°C: 3 months, at -70°C: 6 months
Methodology
Electromagnetic Mechanical Clot Detection
Performed
Sun-Sat
Reported
1-2 days
Reference Interval
Effective November 17, 2014
| Age | Reference Interval |
|---|---|
| 1-4 days | 17-53% |
| 5-29 days | 20-64% |
| 30-89 days | 21-65% |
| 90-179 days | 28-80% |
| 180-364 days | 37-81% |
| 1-6 years | 40-92% |
| 7-9 years | 70-142% |
| 10-11 years | 68-143% |
| 12-13 years | 66-162% |
| 14-15 years | 69-170% |
| 16-17 years | 70-171% |
| 18 years and older | 83-168% |
Interpretive Data
Refer to report
Compliance Category
FDA
Note
Hotline History
N/A
CPT Codes
85303
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0030113 | Protein C Functional | 27819-2 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Functional Protein C
- Protein C Activity
- Protein C, Functional, Plasma
Protein C, Functional
