Laboratory Medicine Program

Autoantibody profile - ENA4
(ENA4, RNP, Sm, Ro, La)

Clinical Decription:
Autoantibodies to Sm, RNP, SSA, SSB are considered to be diagnostic markers for systemic lupus erythematosus, mixed connective tissue disease, Sjorgren?s syndrome, rheumatoid arthritis.
<br/><em>Dade Behring ENA4 package insert</em>

Method: ELISA; Labotech

Component Tests Used: Anti-Sm, Anti-RNP, Anti-SSA (Ro), Anti-SSB (La)

Reference Ranges Used:
Negative

Specimen Type: serum
Volume: 1 mL (minimum: 0.5 mL)

Shipping: 4C

Special Instructions: n/a

Testing Schedule(s): Weekly.

Turnaround Time: 20 days

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For more information, call 416.340.5227 or 1.866.865.5227

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