Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 24.06.2025 01:23

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