Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 27.06.2025 00:05

Charles Bonnet syndrome
Grief (yes, sadly)
⁉️sources from my experiences and internet research ⁉️
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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:
Alcohol
PTSD
Fever
Head injury
Parkinson's disease
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Mental disorder
Pharmaceutical drug (abuse or side effects)
Alcohol withdrawal
Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).
Migraines
Seizures
What causes my mouth to be so dry at night my teeth sticks to my lips?
Hallucinogen use
Sleep disorders
Brain Tumors
Dementia with Lewy bodies
Affective disorders
Delirium tremens
Alzheimer's disease,
Narcolepsy
Stress
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Withdrawal from benzodiazepines
Infection
Bipolar disorder