Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 29.06.2025 05:01

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