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

Last Updated: 03.07.2025 07:00

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

Alzheimer's disease,

Brain Tumors

Alcohol

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Narcolepsy

Parkinson's disease

⁉️sources from my experiences and internet research ⁉️

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Sleep disorders

Migraines

Fever

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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).

Charles Bonnet syndrome

Mental disorder

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Grief (yes, sadly)

Infection

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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Affective disorders

PTSD

Seizures

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Stress

Bipolar disorder

Delirium tremens

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Pharmaceutical drug (abuse or side effects)

Alcohol withdrawal

Hallucinogen use

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Dementia with Lewy bodies

Head injury

Withdrawal from benzodiazepines

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