It checks antibody levels, including anti-SS-A (also called anti-Ro) and anti-SS-B (also called anti-La). Anti-SS-A and anti-SS-B are autoantibodies (antibodies that mistakenly attack the body's ...

He has sporadic non-specific skin lesions. He has a high titer of Ro/SS-A antibodies, high titer of anticardiolipin antibodies, depressed serum complement levels, and mild proteinuria. The ...