dementia Aug 29, 2017 14:51:46 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by troyhather on Aug 29, 2017 14:51:46 GMT -5 Some cases of dementia are caused by medical conditions that can be treated, and treatment can restore some or all mental function. But most of the time, dementia cannot be reversed.