Functional Hemispherectomy for Rasmussen Encephalitis in a Patient with Systemic Lupus Erythematosus and Type 1 Diabetes Mellitus: A Case Report.

Rasmussen encephalitis (RE) is a rare disease caused by an autoimmune disorder. This study describes a rare case of co-occurrence of RE, systemic lupus erythematosus (SLE), and type 1 diabetes mellitus (DM), with emphasis on the autoimmune theory of RE in a patient with a strong family history of autoimmune disease and family consanguinity. A 32-year-old female diagnosed with type 1 DM at the age of 3, epilepsy at the age of 4, and SLE at the age of 13 years. This is the third case describing the co-occurrence of RE with SLE, and the first case describing RE with SLE and type 1 DM.