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 13:44

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

Fever

Dementia with Lewy bodies

Alcohol withdrawal

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Sleep disorders

PTSD

Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).

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Hallucinogen use

Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:

Seizures

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Grief (yes, sadly)

Affective disorders

Alcohol

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Bipolar disorder

⁉️sources from my experiences and internet research ⁉️

Pharmaceutical drug (abuse or side effects)

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Withdrawal from benzodiazepines

Migraines

Parkinson's disease

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Delirium tremens

Mental disorder

Head injury

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Narcolepsy

Alzheimer's disease,

Charles Bonnet syndrome

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Brain Tumors

Stress

Infection

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