Schizophrenia
For other uses, see Schizophrenia (disambiguation). Mental disorder characterized by abnormal behavior and misinterpretation of reality Schizophrenia Self-portrait of a person with schizophrenia, representing that individual's distorted perception of reality Pronunciation / ˌ s k ɪ t s ə ˈ f r iː n i ə / , UK also / ˌ s k ɪ d z ə -/ , US also /- ˈ f r ɛ n i ə / [1] Specialty Psychiatry, Psychology Symptoms False beliefs, confused thinking, hearing voices others do not [2] [3] Usual onset Ages 16 to 30 [3] Duration Chronic [3] Causes Environmental and genetic factors [4] Risk factors Family history, cannabis use, problems during pregnancy, being raised in a city, older father [4] Diagnostic method Based on observed behavior, reported experiences, and reports of others familiar with the person [5] Differential diagnosis Substance misuse, Huntington's disease, mood disorders (bipolar disorder), autism [6] Treatmen