Complement Pathway Function Tests
Autoantibody Tests
- Factor H Autoantibody
- Factor B Autoantibody
- Fluid-Phase Activity Assay/C3 Nephritic Factor/C5 Nephritic Factor
- C4 Nephritic Factor
Biomarker Tests
- Complement C3 Level Assay
- Complement C3c Fragment Assay
- Complement C4 Level Assay
- Complement Factor B Level Assay
- Factor D Level (starting January 1, 2023)
- Complement Ba Fragment Level Assay
- Complement Bb Fragment Level Assay.
- Complement C5 Level Assay
- Properdin Level Assay
- Soluble C5b-9
- Complement Factor I Level Assay
- Complement Factor H Level Assay
ADAMTS-13 Tests (available a la carte only)
- ADAMTS-13 Activity Assay
- ADAMTS-13 Activity with reflex to inhibitor (when activity <25%)
Cost & CPT Codes
The Clinical Diagnostics Service of the Molecular Otolaryngology & Renal Research Laboratories is a CLIA-approved, Joint Commission-accredited diagnostic laboratory.