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 03:47

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