Intracranial subdural hematoma post-spinal anesthesia: report of two cases and review of 33 cases in the literature.

Background And Objectives: Intracranial subdural hematoma is a rare complication of spinal anesthesia. We report two cases of women who developed chronic subdural hematoma post-spinal anesthesia diagnosed after prolonged clinical evolution of post-dural puncture headache (PDPH) and we analyze other 33 cases found on literature review.

Case Reports: In 35 patients (ages 20-88 years, 19 males), 14 were older than 60 years (40%), of which 12 (86%) were males.