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 04:46

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