Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 25.06.2025 09:39

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