Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 26.06.2025 06:40

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