Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 24.06.2025 00:41

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