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 00:40

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