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 08:27

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