Dementia is a clinical syndrome where there is progressive and widespread impairment of mental function. There are a number of types of dementia, with Alzheimer's disease being the most common. Dementia with Lewy bodies (DLB) is varyingly quoted as the second or third most common type of dementia, and shares characteristics with Alzheimer's disease and Parkinson's disease.
This is a companion discussion topic for the original article at https://patient.info/doctor/dementia-with-lewy-bodies