Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 28.06.2025 13:54

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