Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 27.06.2025 13:13

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