Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 29.06.2025 10:33

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