C1 ESTERASE INHIBITOR, PROTEIN

Specimen Required
Draw blood in a SST. Centrifuge, separate and send 1.0 mL serum (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Serum: Red-top

Methodology
Nephelometry

Stability
Room Temperature: 7 days; Refrigerated: 8 days; Frozen: 12 months

Reference Range
21-39 mg/dL

Performed
Monday-Saturday

Turnaround Time3-5 days
Test CodeC1ESQ
CPT-4 Code (s)
86160
LOINC Codes
4477-6

Warde
Medical
Laboratory