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 23:52

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

Grief (yes, sadly)

Fever

Infection

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Migraines

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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Brain Tumors

Seizures

Head injury

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PTSD

Sleep disorders

Alcohol

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Mental disorder

Charles Bonnet syndrome

Narcolepsy

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Alcohol withdrawal

Bipolar disorder

Hallucinogen use

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Parkinson's disease

Dementia with Lewy bodies

Withdrawal from benzodiazepines

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Alzheimer's disease,

Delirium tremens

⁉️sources from my experiences and internet research ⁉️

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Stress

Affective disorders

Pharmaceutical drug (abuse or side effects)

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