<prompt> Dementia is seen in all exceptSchizophreniaAlzheimers diseaseHuntingtons choreaPicks disease  <response>: Common causes of dementia are Parenchymatous brain diseases Alzheimer;s disease, Pick;s disease, Parkinson;s disease, Huntington;s chorea, Lewy body dementia Vascular dementia Toxic dementia- Psychotropic drugs Metabolic dementia- Wilson;s disease Endocrine causes- Thyroid, parathyroid, adrenal dysfunction Deficiency dementia- Pernicious anaemia Dementia due to infections- Neurosyphilis Neoplastic dementia Traumatic dementia- Chronic subdural haematoma Hydrocephalic dementia- Normal pressure hydrocephalus Ref: A sho textbook of psychiatry, Niraj Ahuja, 7th edition, pg no.24 