Alzheimer's disease Alz·hei·mer's disease (älts'hī-mərz, ālts'-, ôlts'-)
A degenerative disease of the brain, characterized by clumps of neurofibrils and microscopic brain lesions and by confusion, disorientation, memory failure, and speech disturbances, and resulting in progressive loss of mental capacity.
|Alzheimer's disease |
A progressive, degenerative disease of the brain, commonly affecting the elderly, and associated with the development of amyloid plaques in the cerebral cortex. It is characterized by confusion, disorientation, memory failure, speech disturbances, and eventual dementia. The cause is unknown. Alzheimer's disease is named for its identifier, German psychiatrist Alois Alzheimer (1864-1915).