Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 01.07.2025 01:30

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