[Post-lumbar puncture headache].

The postdural puncture headache is a frequent iatrogenic complication due to an excessive leakage of cerebrospinal fluid. The leak through the dural perforation mainly depends on the size and design of the needle. The diagnostic is based on the notion of dural puncture, headache worsening in upright posture and other symptoms as neck stiffness, tinnitus, hypacusia, photophobia or nausea.