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 03:11

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