Spinal subarachnoid hemorrhage following lumbar puncture.
D000758:Anesthesia; D000775:Anesthesia, Spinal / Q000150:complications*; D000776:Anesthesiology; D006801:Humans; D013129:Spinal Puncture; D013345:Subarachnoid Hemorrhage / Q000209:etiology*
ANESTHESIA, SPINAL/complications; SUBARACHNOID HEMORRHAGE/etiology