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 13:46

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

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

Hallucinogen use

Grief (yes, sadly)

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Dementia with Lewy bodies

Seizures

Narcolepsy

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Alcohol

PTSD

Pharmaceutical drug (abuse or side effects)

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Withdrawal from benzodiazepines

Head injury

⁉️sources from my experiences and internet research ⁉️

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Brain Tumors

Mental disorder

Migraines

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Alzheimer's disease,

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

Charles Bonnet syndrome

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Fever

Alcohol withdrawal

Parkinson's disease

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Delirium tremens

Infection

Affective disorders

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Sleep disorders

Stress

Bipolar disorder

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