Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 02.07.2025 14:57

Affective disorders
Alcohol
Hallucinogen use
Stress
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
⁉️sources from my experiences and internet research ⁉️
Fever
Migraines
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Infection
Brain Tumors
Grief (yes, sadly)
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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:
Withdrawal from benzodiazepines
Narcolepsy
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Sleep disorders
Mental disorder
Charles Bonnet syndrome
Alzheimer's disease,
Bipolar disorder
Delirium tremens
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Alcohol withdrawal
Seizures
Parkinson's disease
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Head injury
Pharmaceutical drug (abuse or side effects)
PTSD
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