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Test Code C1EINF C-1 Esterase Inhib, Func  

Important Note

Aids in diagnosis of hereditary angioedema and monitoring response to therapy

 

Additional Codes

50141

Specimen Type

Blood

Preferred Collection Container

SST

Collection Instructions

Separate serum from cells ASAP or within 2 hours of collection.
 

Collection Volume

1.0 mL

Minimum Collection Volume

0.5 mL

Testing Volume

0.1 mL

Rejection Criteria

Non-frozen specimens
 

Specimen Storage and Stability

Ambient: 2 hours; Refrigerated: Unacceptable; Frozen: 2 weeks
 

Day(s) and Time(s) Performed

Sunday, Wednesday, Friday
 

Test Alias

50141; FC1E; C1 Esterase Inhibitor; C1 INH functional; Functional C1 esterase; HAE; Hereditary Angioedema
 

CPT Coding

86161

EPIC Code

LAB769

Methodology

Enzyme-Linked Immunosorbent Assay
 

Acceptable Collection Container

SST, R-NoGel
 

Transport

Frozen

Turn Around Time

2-5 days

Lab Department

Referred Testing

LOINC

48494-9