Dementia

Dementia is a complex of symptoms caused by a brain disease, usually chronic and progressive, in which many higher brain cortical functions are impaired: memory, thinking, orientation, perception, calculation skills, ability to learn, speech, reasoning.

Source | Author Doctor Nikas Samuolis, reviewed by Prof. Virginijus Šapoka | Vilnius University | Faculty of Medicine | Head of the Department of Internal Medicine, Family Medicine, and Oncology