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 05:29

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