Normal pressure hydrocephalus
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Clinical features
- Gait dysfunction: can be highly variable, classically referred to as a "magnetic" gait, gait apraxia, or frontal ataxia. Common aspects of gait include small steps, a wide base, difficulty with turns, and a positive pull test
- Cognitive impairment: frontal subcortical pattern with common deficits in processing speed, attention, executive functioning, and apathy
- If additional anomia or memory storage is present, consider comorbid Alzheimer dementia
- Urinary symptoms: may consist of urgency, frequency, and incontinence
Diagnostics
- MRI:
- Large volume lumbar puncture:
References
Graff-Radford NR, Jones DT. Normal Pressure Hydrocephalus. Continuum (Minneap Minn). 2019 Feb;25(1):165-186 https://pubmed.ncbi.nlm.nih.gov/30707192/
