[Post-dural headache with seven months duration: case report].

BACKGROUND AND OBJECTIVES Post-dural puncture headache is a possible and expected complication in a small percentage of cases after spinal anesthesia. The objective of the current report was to describe the therapeutic conduct in a case of post-dural puncture headache with seven months of evolution. CASE REPORT A 40-year-old healthy female who complained of headache for seven months, which began after spinal anesthesia. She reported that some analgesics and decubitus position provided partial pain relief. An epidural blood patch was performed, with complete resolution of pain. She was discharged without complaints. CONCLUSIONS This case demonstrated that the epidural blood patch was effective in the treatment of chronic post-dural puncture headache in a case with seven-month evolution.