Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 02.07.2025 05:58

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