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ENA Panel

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Also known as: Antibodies to Saline-extracted Antigens; Anti-RNP; Anti-Ribonucleoprotein; Anti-U(1)RNP; Anti-SmRNP; Anti-SSA; SSA (Ro); Anti-Sjögren Syndrome A; Anti-SSB; SSB (La); Anti-Sjögren Syndrome B; Anti-Sm; Smith Antibody; Scl-70; Anti-Topoisomerase; Scleroderma Antibodies; Anti-Jo-1; Antihistidyl Transfer RNA Synthase Antibodies
Formal name: Extractable Nuclear Antigen Antibodies
Related tests: ANA; Autoantibodies; Anti-dsDNA

At a Glance

Why Get Tested?

To help diagnose and distinguish between autoimmune disorders as well as to monitor autoimmune disease progression

When to Get Tested?

When your antinuclear antibody (ANA) test is positive; when you have symptoms that suggest an autoimmune disorder; when monitoring the activity of an autoimmune disorder

Sample Required?

A blood sample drawn from a vein in your arm

Test Preparation Needed?

None