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 09:14

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

Pharmaceutical drug (abuse or side effects)

Affective disorders

Migraines

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PTSD

Fever

Stress

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Brain Tumors

Infection

Narcolepsy

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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).

Hallucinogen use

Grief (yes, sadly)

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Mental disorder

⁉️sources from my experiences and internet research ⁉️

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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Bipolar disorder

Seizures

Alzheimer's disease,

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Sleep disorders

Withdrawal from benzodiazepines

Parkinson's disease

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Delirium tremens

Charles Bonnet syndrome

Alcohol

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Dementia with Lewy bodies

Head injury

Alcohol withdrawal

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