Schizophrenia was found in 5-Minute Clinical Consult which helps you diagnose, treat, and follow up on over 900 medical conditions seen in everyday practice.
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Schizophrenia is a chronic, severe, and disabling psychiatric disorder.
- Major psychiatric disorder characterized by prodrome, active and residual symptoms involving disturbances in appearance, speech, behavior, and perception/thinking that last for at least 6 months.
- The 5 types of schizophrenia: Paranoid, disorganized, catatonic, undifferentiated, and residual (1)
- System(s) affected: Nervous
- 7.7–43/100,000 (2)
- Predominant age: Onset typically <45 years
- Predominant sex: M:F, 1.4:1.0 (2); onset earlier in males (early to mid-20s) than females (late 20s)
- Lifetime (1%): Highest prevalence in lower socioeconomic classes and urban centers (2-fold higher risk)
- 1.1% of the population >18 years; similar rates in all countries
- Currently, no known preventive measures decrease the incidence of schizophrenia.
- Interventions to prevent some of the associated comorbid conditions and to improve the long-term course and outcome are employed as approaches to prevention.
- Unknown: Not initiated/maintained by an organic factor
- Probably a complex interaction between inherited and environmental factors
Commonly Associated Conditions
- Substance use disorders and nicotine dependence are common and lead to significant long-term medical and social complications (4).
- Metabolic syndrome, diabetes mellitus, obesity, and certain infectious diseases, including HIV, hepatitis B, and hepatitis C all occur in higher-than-expected rates in individuals with schizophrenia.