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 03:52

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