Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 29.06.2025 19:20

Narcolepsy
Grief (yes, sadly)
Head injury
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Alcohol withdrawal
Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:
Mental disorder
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Sleep disorders
Infection
Charles Bonnet syndrome
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Affective disorders
Alcohol
Brain Tumors
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Withdrawal from benzodiazepines
Alzheimer's disease,
Hallucinogen use
Pharmaceutical drug (abuse or side effects)
Parkinson's disease
PTSD
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Seizures
Stress
Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).
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Bipolar disorder
Fever
Delirium tremens
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⁉️sources from my experiences and internet research ⁉️
Dementia with Lewy bodies
Migraines
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