Anti-Ro

Anti-Ro autobodyalso called anti-SS-A is associatied with connective tissue disease, such as Sjogren's syndrome and systemic lupus erythematosus, and vasculitis.

Of patients without known illness, 3% will be positive for anti-Ro.

Anti-R antibodies may be present three years before development of systemic lupus erythematosus.

Patients with anti-Ro have more systematic illness.