Skip to Content

Alzheimer disease

Pronunciation: awlts'hi-mer

Definition: a progressive degenerative disease of the brain that causes impairment of memory and dementia manifested by confusion, visual-spatial disorientation, impairment of language function progressing from anomia to fluent aphasia, inability to calculate, and deterioration of judgment; delusions and hallucinations may occur. The most common degenerative brain disorder, AD makes up 70% of all cases of dementia. Onset is usually in late middle life, and death typically ensues in 5–10 years.

Synonym(s): Alzheimer dementia, presenile dementia2, dementia presenilis, primary senile dementia

Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
Hide