C1 Esterase Inhibitor, Functional


Sunquest Code:C1INHF  
Epic Code:LAB769Epic Name:C1 Esterase Inhibitor Functional
Synonyms:C1 Inactivation; Complement 1 Esterase Inhibitor, Functional
Methodology:Enzyme-linked immunosorbent assay
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-4 days.


Collection Instructions

Specimen:Blood
Optimal Volume:1 mL
Minimum\Peds Volume:0.4 mL
Container:Red or gold (gel) (Red (no gel))


Processing and Shipping

Specimen Processing:Within 2 hours of collection, centrifuge and aliquot 0.5 mL, 0.1 mL minimum. Freeze immediately. CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Shipping Instructions:Ship on dry ice.
Stability:After separation from cells, 2 hours at room temperature; 2 weeks frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:50141


Interpretive

Reference Range:
Normal 68% or greater
Indeterminate 41-67%
Abnormal 40% or less
   
Use:Aids in diagnosis of hereditary angioedema and monitoring response to therapy.


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