Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 28.06.2025 07:12

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