Vascular dementia is characterized by

A i.e. Disorientation; B i.e. Memory deficit; C i.e. Emotional lability These all are features of dementia Dementia is characterized by multiple cognitive defects that include impairment in memory, without impairment in consciousnessQ. The cognitive functions that can be affected in dementia include general intelligence, learning & memory, language, problem solving, orientation, perception, attention & concentration, judgement & social abilities (key words : think about a very old man who is unable to learn new things, concentrate, judge & solve problems with poor personal care, general intelligence, social abilities & communication skills.) Vascular dementia characteristically presents with - sudden onset in early age, stepwise & patchy progression with focal neurological signs & symptomsQ & greater preservation of personality.