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 01:07

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