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

Stability (Room): 6 hrs

Stability (Refrigerated): 1 week

Stability (Frozen): 2 weeks

Method: Enzyme Immunoassay

Comment: Also see EXTRACTABLE NUCLEAR ANTIGENS.

Price: Contact Medilab

Turnaround time (TAT): 10 – 15 days

Usage: Smith antibodies are specific for Lupus erythematosus occuring in nearly 30%of these patients. It is a component of extractable nuclear antigens also seen in other connective tissue disorders. This assay is useful for evaluating patients with signs and symptoms of a connective tissue disorder in whom ANA is positive.

Specialty: Rheumatologist

Disease: Autoimmune disorders

Components:

Courier Charges:

Home Collection: Available

Department:

Pre-test Information: No special preparation required