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 13:34

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