Collagen type II antibody

Alphabetical Test listing

Collagen type II antibody-994

Test name:

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

Type II collagen antibody
Collagen II antibody, IgG

Useful for:

Collagen II antibodies occur in 15% of the patients with rheumatoid arthritis with over 95% specificity
Collagen II antibodies are also known to occur in occur in patients with relapsing polychondritis, sensory neural hearing loss, sudden deafness and Meniere’s disease

Specimen type:

Serum

Collection container:

Gold serum separator (SST) tube

Volume:

5 mL

Minimum volume:

2.0 mL

Collection instructions:

Immediately following collection, mix sample by gently inverting 5 times

Processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection
Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum

Transport container:

Transfer vial/tube with cap - 12mL (LabCorp)

Alternate collection container:

Red serum vial/tube, 5 mL

Alternate processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection
Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum

Transport and stability:

Ambient (preferred) - 5 days

Refrigerated - 5 days

Frozen - 1 year

Reason for rejection:

Grossly hemolyzed specimens
Lipemic or icteric specimens

Performing lab:

Beutner Labs (064) via LabCorp (832125): R-NX

TAT:

5 days

Method:

Enzyme-linked Immunosorbent Assay (ELISA)

Reference ranges:

Negative: ≤ 20
Equivocal: >20 – <25
Positive: ≥ 25

CPT codes:

83520

LOINC code:

Result 13879-2

Date created:

05/31/2019

Revised date:

01/07/2026

Review date:

01/07/2026