Cognitive disorder and dementia in type 2 diabetes mellitus

Table 2 Difference between vascular dementia, Alzheimer dementia, and mixed dementia

	Characteristics
Vascular dementia	Cerebral vascular network involving veins, arteries, capillaries.Clinical presentation is more variable
Alzheimer dementia	Caused by the death of nerve cells (neurons) in certain selected areas of the brain. Characteristic abnormalities (neuritic plaques and neurofibrillary tangles)
	Memory impairment at initial clinical presentation.
Mixed dementia	Vascular disease + Alzheimer's disease