<prompt> The following are the psychiatric sequelae after stroke in elderly :a Depressionb Post traumatic stress disorder c Dementiad Hysteriaabcacb  <response>: Four common psychiatric disorder in old age 60 years are : Dementia 3 - 10, Depression 1 - 3, Alcoholism 0.5 - 2.5 and Paranoia 0.5 - 2.5. 