Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 24.06.2025 07:08

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