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Updated: May 21, 2026

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Practicing exorcism in schizophrenia.
Kazuhiro Tajima-Pozo1, Diana Zambrano-Enriquez, Laura de Anta
1Department of Psychiatry, Hospital Clinico San Carlos, Madrid, Spain. kazutajima@hotmail.com
Schizophrenia symptoms are sometimes mistaken for demonic possession by priests, hindering patient treatment. Encouraging psychiatric care is vital for individuals experiencing psychosis.
Area of Science:
- Psychiatry
- Religious Studies
Background:
- Historically, demonic possession claims have masked underlying psychiatric disorders.
- Awareness is needed as priests may still misdiagnose schizophrenia symptoms as possession.
Observation:
- A 28-year-old patient with diagnosed paranoid schizophrenia received treatment in Spain.
- Priests, aware of her clinical situation, attributed her psychotic symptoms to demonic possession.
Findings:
- The patient underwent multiple exorcisms, which disrupted her response to psychiatric medication.
- Misdiagnosis by religious professionals impeded effective clinical treatment for schizophrenia.
Implications:
- Religious professionals should be educated about mental illnesses like schizophrenia.
- Encouraging appropriate psychiatric treatment is crucial for patients with psychosis.
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