The Challenges of Normal Pressure Hydrocephalus: A Case-Based Review

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Although accreditation for this CE/CME activity has expired, and the posttest is no longer available, you can still read the full article.

Expires December 31, 2016

Idiopathic normal pressure hydrocephalus (iNPH) is one of the few reversible causes ofdementia. Unfortunately, the symptoms of iNPH—cognitive impairment, gait change, andurinary incontinence—develop slowly and are often mistaken for those ofother conditions or for normal aging. This article explains when to suspect iNPHand the steps you need to take when iNPH is in the differential.



CE/CME No: CR-1512

Earn credit by reading this article and successfully completing the posttest and evaluation. Successful completion is defined as a cumulative score of at least 70% correct.

• Recognize the common presenting symptoms of idiopathic normal pressure hydrocephalus (iNPH).
• Describe findings on brain imaging (MRI or CT) that are highly suggestive of a diagnosis of iNPH.
• Describe supplementary tests commonly used to help confirm a suspected diagnosis of iNPH.
• Discuss the prognosis and expected outcomes from ventriculoperitoneal shunt placement for iNPH.

Freddi Segal-Gidan is Director of the Rancho Los Amigos/University of Southern California (USC) Alzheimer’s Disease Center and Assistant Clinical Professor in the departments of Neurology and Family Medicine at Keck School of Medicine, USC, and in Gerontology at L. Davis School of Gerontology at USC, Los Angeles.


This program has been reviewed and is approved for a maximum of 1.0 hour of American Academy of Physician Assistants (AAPA) Category 1 CME credit by the Physician Assistant Review Panel. [NPs: Both ANCC and the AANP Certification Program recognize AAPA as an approved provider of Category 1 credit.] Approval is valid for one year from the issue date of December 2015.

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