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 09:08

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