Specimen: 2 mL (1 mL min.) serum from 1 SST. Ship refrigerated or frozen.

Stability (Room): 2 hrs

Stability (Refrigerated): 1 week

Stability (Frozen): 4 weeks

Method: Enzyme Immunoassay

Comment: Also see EXTRACTABLE NUCLEAR ANTIGENS.

Price: Contact Medilab

Turnaround time (TAT): 10 – 15 days

Usage: SSA/Ro & SSB/La are extractable nuclear antigens. SS-A/Ro antibodies occur in patients with Sjogren’s syndrome (90%), Lupus erythematosus (40-60%) & Rheumatoid arthritis. SS-B/La antibodies occur in patients with Sjogren’s syndrome (60%) &Lupus erythematosus (15%). This assay is useful for evaluating patients with signs and symptoms of connective tissue disorder in whom ANA is positive.

Specialty: Rheumatologist

Disease: Autoimmune disorders

Components: *SS-A/Ro *SS-B/La

Courier Charges:

Home Collection: Available

Department:

Pre-test Information: Available