Eculizumab in Systemic Lupus Erythematosus Complicated with Thrombotic Microangiopathy.

Thrombotic microangiopathy (TMA) is a rare but serious complication of systemic lupus erythematosus (SLE) in children, which is often resistant to different medical treatments. This is the report of a 13 years old female with a newly diagnosed SLE, complicated with a refractory course of SLE-TMA. Eculizumab had an effective therapeutic impact with clinical and laboratory improvement of TMA.