C1 Esterase Inhibitor, Functional

Abbrev Code:C1INHF   
Order Code:LAB769Order Name:C1 Esterase Inhibitor Functional
Synonyms:C1 Inactivation; Complement 1 Esterase Inhibitor, Functional
Methodology:Enzyme-linked immunosorbent assay
CPT Codes: 86161 x1
Turnaround Time:Specimens are sent to reference laboratory Sun-Sat; results are reported in 1-4 days.

Collection Instructions

Optimal Volume:1 mL
Minimum\Peds Volume:0.4 mL
Container:Red or gold (gel)
Alternate Containers: Red (no gel)
Causes for Rejection:Refrigerated samples or samples received non-frozen.

Processing and Shipping

Specimen Processing:Centrifuge and aliquot ASAP or within 2 hours of collection, 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


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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