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 09:36

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