Tool to diagnose SLE

Which of the autoantibodies is most sensitive for diagnose SLE

• Anti dsdna

• ANA

• Anti sm

• Complement

Which autoantibodies is most closely associated with lupus nephritis

• Anti dsna

• ANA

• Anti sm

• Complemenr

A fall in serum complement levels (C3,C4) indicate:

• Remission

• Infection

• Drug interaction

• Active disease flare

Which antibody is highly specific but not sensitive for SLE?

• ANA

• Anti dsdna

• Anti sm

• Complement

Which marker is least useful for monitoring SLE disease activity?

• ANA

• Anti dsdna

• Anti sm

• Complement