ARUP's Laboratory Test Directory

0050141: C1-Esterase Inhibitor Functional

Test Mnemonic: C1 INH F
Methodology: Enzyme-Linked Immunosorbent Assay

Performed: Sun, Wed, Fri

Reported: 1-4 days

Specimen Required:  
Collect: One 4 mL SST or one 3 mL lavender (EDTA) or pink (K2EDTA). 

Transport: 0.5 mL serum or plasma, frozen. (Min: 0.1 mL)  Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport: 0.1 mL serum or plasma, frozen.

Remarks: CRITICAL FROZEN.  Separate specimens must be submitted when multiple tests are ordered. Separate serum or plasma from cells and freeze ASAP.

Unacceptable Conditions: Nonfrozen specimens.

Stability: After separation from cells: Ambient: 2 hours; Refrigerated: Unacceptable; Frozen: 2 weeks

Reference Interval:
68% or greater: Normal
41-67%: Indeterminate
40% or less: Abnormal

CPT Code(s):
86161

 

 

 
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