Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 28.06.2025 01:28

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