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 07:00

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

Hallucinogen use

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

Mental disorder

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Alzheimer's disease,

Withdrawal from benzodiazepines

Bipolar disorder

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Pharmaceutical drug (abuse or side effects)

⁉️sources from my experiences and internet research ⁉️

PTSD

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

Alcohol

Narcolepsy

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Affective disorders

Parkinson's disease

Head injury

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Stress

Dementia with Lewy bodies

Fever

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Infection

Sleep disorders

Alcohol withdrawal

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Charles Bonnet syndrome

Brain Tumors

Migraines

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Delirium tremens

Grief (yes, sadly)

Seizures

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