Protein C antigen-994

Test info

  
Protein C antigen
  
994
  
LAB994
  
MSO
  
Protein C-Immunological
  

Confirmation and characterization of protein C deficiency

Specimen

  
Sodium citrate (Na cit) plasma
  
  
1.0 mL
  
1.0 mL
  
  • If the patient's hematocrit exceeds 55%, the volume of citrate in the collection tube must be adjusted
  • Evacuated collection tubes must be filled to completion to ensure a proper blood-to-anticoagulant ratio
  • Immediately following collection, mix sample thoroughly by gentle inverting 8 - 10 times, to prevent clotting
  
  1. Spin
  2. Transfer plasma to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as Na cit plasma, within two (2) hours of sample collection
  3. Freeze
  

Frozen (strict)

  
  • Gross hemolysis
  • Clotted specimens
  • Specimens thawed in transit

Performance

  
LabCorp Burlington (080465): R-NX
  
Daily
  
1 - 4 days
  

Enzyme Immunoassay (EIA)

Clinical and Interpretive info

  

60 − 150 %

Protein C levels tend to be lower in newborns but typically reach adult ranges by six months of age. Levels in some children remain low until 16 years of age

Billing

  
85302
  
Result 27820-0

Tracking

  
05/23/2019
  
02/17/2021