In one of Rhazes' medical treatises, Tales and Stories of Patients, descriptions, medical manifestations, and treatment approaches of 34 patients were mentioned. Among those, an epileptic patient with a florid face and congested veins was cured by performing venesection on his saphenous and basilic veins. Signs and symptoms of the case might correspond to hypertensive or reversible encephalopathy.
Keywords: Rhazes; encephalopathy; hypertension; hypertensive encephalopathy; seizure; venesection.