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 09:34

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

Narcolepsy

Delirium tremens

Alcohol withdrawal

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Hallucinogen use

Head injury

Bipolar disorder

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Stress

Alzheimer's disease,

Affective disorders

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Parkinson's disease

Fever

Mental disorder

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Migraines

Seizures

Pharmaceutical drug (abuse or side effects)

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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).

Sleep disorders

Brain Tumors

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PTSD

Dementia with Lewy bodies

Withdrawal from benzodiazepines

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Infection

Grief (yes, sadly)

⁉️sources from my experiences and internet research ⁉️

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Charles Bonnet syndrome

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

Alcohol

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