Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 29.06.2025 12:24

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