Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 25.06.2025 00:54

Delirium tremens
Alcohol
PTSD
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Fever
Infection
Narcolepsy
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Alzheimer's disease,
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
Pharmaceutical drug (abuse or side effects)
Alcohol withdrawal
Stress
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Head injury
Dementia with Lewy bodies
Brain Tumors
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Migraines
Parkinson's disease
⁉️sources from my experiences and internet research ⁉️
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Grief (yes, sadly)
Seizures
Sleep disorders
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Bipolar disorder
Hallucinogen use
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
Affective disorders
Withdrawal from benzodiazepines