Pressure waves in so-called low-pressure hydrocephalus.
D000367:Age Factors; D002560:Cerebrovascular Circulation; D003937:Diagnosis, Differential; D006801:Humans; D006849:Hydrocephalus / Q000175:diagnosis*; D007427:Intracranial Pressure; D008722:Methods; D011011:Pneumoencephalography; D012890:Sleep; D013129:Spinal Puncture; D014159:Transducers