Subdural bleeding occurs as a consequence of a rupture in dural sinuses or superficial cortical veins. It is generally related to trauma while it may also occur in association with coagulopathy, arachnoid cyst, vascular malformation, meningioma, metastatic cancer, dural sarcoma, lumbar puncture, iatrogenic dehydration, shunt Implanted for hydrocephaly and spinal anaesthesia. Subdural bleeding is a rare but serious complication of dural puncture. In the present article, a case of a subdural hematoma following spinal anaesthesia is presented. Subdural bleeding should be considered in case of a headache occurring after a spinal anaesthesia.

Keywords: Lumbar puncture, spinal anaesthesia, subdural hematoma