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 03:40

Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).
PTSD
Head injury
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Bipolar disorder
Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:
Charles Bonnet syndrome
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Sleep disorders
Affective disorders
Hallucinogen use
Withdrawal from benzodiazepines
Delirium tremens
Mental disorder
Seizures
Grief (yes, sadly)
Alcohol
Alcohol withdrawal
Fever
Alzheimer's disease,
My friend asked my crush and he said my crush hates me but not in a rude way. What does that mean?
Narcolepsy
Stress
Migraines
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Dementia with Lewy bodies
Infection
⁉️sources from my experiences and internet research ⁉️
Pharmaceutical drug (abuse or side effects)
Brain Tumors
Parkinson's disease