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 00:27

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