Intracranial hypotension headache

Intracranial hypotensive headache refers to cerebrospinal fluid fistula or lumbar puncture that occurs after trauma, causing the cerebrospinal fluid to continue to exudate from the puncture site to the outside of the meningeal cavity, leading to a decrease in pressure in the spinal canal, and pain in the posterior cranial fossa. Caused headaches. Headaches are common after lumbar puncture.