Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 28.06.2025 00:06

Charles Bonnet syndrome
⁉️sources from my experiences and internet research ⁉️
Migraines
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PTSD
Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:
Infection
Affective disorders
Dementia with Lewy bodies
Seizures
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Bipolar disorder
Narcolepsy
Alcohol withdrawal
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Withdrawal from benzodiazepines
Hallucinogen use
Alcohol
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Alzheimer's disease,
Sleep disorders
Delirium tremens
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Pharmaceutical drug (abuse or side effects)
Fever
Mental disorder
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Stress
Parkinson's disease
Grief (yes, sadly)
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Brain Tumors
Head injury
Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).