Systemic lupus erythematosus flare triggered by a mosquito bite: the first case report.

Systemic lupus erythematosus (SLE) is a chronic autoimmune disease with a wide, various, and sometimes deceptive clinical and serological manifestations. Environmental factors such as ultraviolet radiation, viral infections, drugs, hormones, and chemicals could trigger SLE flares in genetically predisposed patients. We presented a 13-year-old girl with the first presentation of systemic lupus erythematosus triggered by a mosquito bite.