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C1 Esterase Inhibitor Panel

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Updated Test Information:

Test Description
C1 Esterase Inhibitor Panel
Synonym(s)

C1 Inactivator, C1 Inhibitor, UOW355
Test ID
C1EP
Container Type

3 mL blood in Red Top or SST tube
Specimen Type

Blood
Specimen Requirements

 1 mL serum
Specimen Collection / Processing Instructions

Freeze (2) 0.5mL aliquots @ -70°C
Minimum Sample Volume

0.5 mL serum
Department (code)

Immunology
Testing Schedule

Thursday
Test Includes

C1EF - C1 Esterase Inh, Functional


C1EPR - C1 Esterase Inh, Protein
CPT Code(s)

86160, 86161
Reference Range

C1 Esterase Inhibitor (Protein Level): 20-40 mg/dL
C1 Esterase Inhibitor (Functional):
Normal Function: >68 %;
Decreased Function: <41 %;
Equivocal: 41-68 %
STAT Orderable (Y/N)

No
Performing Lab

UW
LOINC Code(s)