Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 03.07.2025 02:28

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