Update Type: Test Down or Delayed
Test Updated: 08/03/2022
Test Overview
Test Methodology
Enzyme Linked Immunosorbent Assay (ELISA)
Test Usage
Anti-collagen II antibodies occur in 22% of patients with idiopathic SNHL, 30% of patients with sudden deafness and 67% of patients with Meniere’s disease. Anti-collagen II antibodies also occur in patients with relapsing polychondritis and in rheumatoid arthritis.
Reference Range *
<20 EU/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Once weekly
Analytic Time
4 - 22 days
Soft Order Code
CT2
MiChart Code
Collagen Type II Antibody
Synonyms
- CT2
- Collagen Type II Antibody
Laboratory
Sendout
Reference Laboratory
Mayo FFTYC (91496) (IMMCO Diagnostics)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in a red top or SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.
Normal Volume
3 mL serum
Minimum Volume
1 mL serum
Additional Information
Test sent to Mayo Medical Laboratories; performed by IMMCO Diagnostics.
Billing
CPT Code
83520
Fee Code
20015
LOINC
34605-6