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 01:46

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