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Antinuclear Antibodies details

What Antinuclear Antibodies shows

Antinuclear antibodies (ANA) are autoantibodies that target structures inside the nucleus of your own cells, and a positive ANA test is the standard first screening step when an autoimmune condition like lupus is suspected. ANA is highly sensitive for lupus โ€” meaning almost everyone with lupus tests positive โ€” but it's not very specific, since a positive result can also occur in other autoimmune diseases (like Sjรถgren's syndrome, scleroderma, or rheumatoid arthritis), and even in a meaningful percentage of healthy people, especially at low levels or with certain patterns. Because of this, a positive ANA on its own isn't diagnostic โ€” it usually leads to further, more specific antibody testing (like anti-dsDNA, Sm, SSA/SSB, or Scl-70) interpreted alongside symptoms and other lab findings.

Tests that include Antinuclear Antibodies

Quest Not offered
Quest Not offered
Quest Not offered
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Quest Not offered
Quest Not offered
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