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 00:26

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