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 23:57

Charles Bonnet syndrome
Parkinson's disease
Delirium tremens
⁉️sources from my experiences and internet research ⁉️
Infection
Fever
Migraines
Grief (yes, sadly)
PTSD
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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).
Pharmaceutical drug (abuse or side effects)
Alcohol withdrawal
Head injury
Withdrawal from benzodiazepines
Affective disorders
Dementia with Lewy bodies
Mental disorder
Hallucinogen use
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Bipolar disorder
Brain Tumors
Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:
Can relationship issues cause depression?
Stress
Alzheimer's disease,
Narcolepsy
Sleep disorders
Seizures
Alcohol