“…Among the known causes of RESLES, the most common ones include infections, epilepsy, high-altitude cerebral oedema, as well as nutritional and metabolic factors including hypoglycaemia and hypernatraemia, systemic lupus erythematosus etc., 5 Incidences of RESLES are closely associated with infections, particularly viral infections, such as measles, herpes virus, 6 Epstein-Barr virus, dengue virus, varicella-zoster virus, and adenovirus. 6 The RELES has diverse clinical features, including headaches, seizures, loss of consciousness, mental abnormalities, dizziness, obtundation and syncope. 7 , 8 Most patients have good prognostic outcomes.…”