Alzheimer’s |
Lack of chemical in brain causing “neurofibrillary tangles” |
Onset age: 60 – 80 Slow and steady progression of dementia |
Vascular or multi-infarct dementia |
Multiple infarctions (strokes) from rupture of small vessels; linked to hypertension |
Onset age: 55 – 70 Step-wise progression of dementia |
Parkinson’s |
Deficiency of dopamine (chemical in brain) |
Onset age: 55 – 65 Mild dementia along with tremor; rigidity; abnormal body movements |
Normal Pressure Hydrocephalus |
Increase in fluid in lateral ventricles |
Dementia along with incontinence and gait disturbance |
Wernicke-Korsakoff |
Thiamine deficiency from alcoholism and poor nutrition |
Psychosis; disorientation; hallucinations; ataxia |
Creutzfeldt-Jakob |
Non-inflammatory virus; changes in brain |
Onset age: 50 – 60; rapidly progressive |
Pick’s Disease |
Neurological disease involving frontal and temporal regions of cortex |
Often confused with Alzheimer’s Disease; memory disturbance; apathy; poor personal hygiene; decreased attention span |
Lewy-Bodies Disease |
Neurological |
Resembles Parkinson’s and Alzheimer’s Disease; dementia and abnormal body movements |