Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 01.07.2025 00:37

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