Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 30.06.2025 01:15

Withdrawal from benzodiazepines
PTSD
Hallucinogen use
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Migraines
Grief (yes, sadly)
Seizures
Fever
Stress
Parkinson's disease
Pharmaceutical drug (abuse or side effects)
Head injury
Bipolar disorder
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Dementia with Lewy bodies
Narcolepsy
Alcohol withdrawal
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Affective disorders
Infection
Alzheimer's disease,
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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:
Charles Bonnet syndrome
Mental disorder
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Sleep disorders
Delirium tremens
Alcohol
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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).
Brain Tumors
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