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 02:29

Alcohol withdrawal
Hallucinogen use
Fever
Affective disorders
⁉️sources from my experiences and internet research ⁉️
Migraines
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Grief (yes, sadly)
Alcohol
Pharmaceutical drug (abuse or side effects)
Why am I always so tired, no matter how much I sleep?
Sleep disorders
Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:
PTSD
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Parkinson's disease
Bipolar disorder
Head injury
Brain Tumors
Delirium tremens
Charles Bonnet syndrome
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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).
Mental disorder
Seizures
Alzheimer's disease,
Dementia with Lewy bodies
Withdrawal from benzodiazepines
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Stress
Infection
Narcolepsy