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 00:54

Sleep disorders
Brain Tumors
Fever
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Pharmaceutical drug (abuse or side effects)
Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).
Stress
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Hallucinogen use
⁉️sources from my experiences and internet research ⁉️
Infection
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Alcohol
Bipolar disorder
Withdrawal from benzodiazepines
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Alcohol withdrawal
Grief (yes, sadly)
Charles Bonnet syndrome
Did sharing a wife turn out okay?
Seizures
Alzheimer's disease,
Delirium tremens
Narcolepsy
Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:
Parkinson's disease
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Head injury
Mental disorder
Affective disorders
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Migraines
PTSD
Dementia with Lewy bodies