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Anti-La AntibodyAka: Anti-SS-B Antibody, Anti-La, Anti-SSB

See Also
1. Antinuclear Antibody
Negative
1. Normal
Positive (percentage refers to sensitivity)
1. Sjogren's Syndrome (40%)
  1. Associated with Sjogren's of secondary cause
2. Systemic Lupus Erythematosus (15%)
  1. Associated with late onset Systemic Lupus
  2. Associated with neonatal lupus syndrome
3. Rheumatoid Arthritis (5%)
4. Keratoconjunctivitis Sicca Syndrome
5. Systemic Sclerosis (1%)
6. Mixed Connective Tissue Disease (<5%)
References
1. Gladman in Klippel (1997) Rheumatic Diseases p. 255-6
2. Peng in Ruddy (2001) Kelley's Rheumatology, p. 161-72
3. Callegari (1995) Postgrad Med 97(4):65
4. Lane (2002) Am Fam Physician 65(6):1073

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This page was written by Scott Moses, MD, and was last revised 1/27/2008. Please send comments and questions to the editor. Contact information may be found on the page About the Family Practice Notebook. These pages are best viewed with Microsoft Internet Explorer 5.0.