paget's disease of bone presented as normal pressure hydrocephalus: a case report and review of literature.

background: paget's disease is a focal bone disorder manifested as bone overgrowth and disrupted bone integrity as a result of accelerated bone remodelling rate. rarely, paget's disease of the base of the skull results in hydrocephalic dementia, and the triad of normal pressure hydrocephalus syndrome is a much more scarce entity. case report: herein, we report an elderly woman who presented in imam khomeini hospital, tehran, iran, with normal pressure hydrocephalus syndrome due to paget's bone disease. furthermore, we have reviewed relevant previous studies. conclusion: paget's disease can be presented as normal pressure hydrocephalus syndrome.