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Test Code C1EST / 004648-LC C1 ESTERASE INHIBITOR ANTIGEN, SERUM

Additional Codes

Software Test Code
SoftID C1EST
EPIC LAB10031
LabCorp 004648

Performing Laboratory

Laboratory Corporation of America (LabCorp)

Useful For

A quantitative measurement of C1 Esterase Inhibitor, which may be decreased in hereditary angioneurotic edema

Method Name

Immunologic Quantitation

Reference Values

21-39 mg/dL

Days and Times Test Performed

Monday through Friday

Report Available

1-3 Days

Specimen Type

Serum

Preferred Container

Serum Separator Tube (SST)

Preferred Volume

Serum: 1 mL (Serum Separator Tube (SST))

Minimum Volume

Serum: 0.5 mL (Serum Separator Tube (SST))

Specimen Collection and Handling

1. Spin down and separate from clot within 30-60 minutes after draw.

2. Send at ambient temperature.

Rejection Information

Contaminated sample, hemolysis, gross lipemia, and citrated plasma unacceptable.

Specimen Stability Information

Specimen Type: Serum

Frozen: 14 Days

Refrigerated: 14 Days

Room Temp: 14 Days

Note: Stable x3 freeze/thaw cycles.

Add On Capable

Not Permitted

Advance Beneficiary Notice Requirements

No ABN Required

CPT Code Information

CPT Code

CPT Description

CPT Disclaimer

86160 Complement, Antigen, Each Component

Acceptable Alternative Container(s)

Red Top Tube

LOINC Code Information

4477-6

Performing Laboratory Location

Laboratory Corporation of America (LabCorp)