Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 02.07.2025 08:24

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