Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 26.06.2025 03:43

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