Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 24.06.2025 18:51

Head injury
Alcohol
Pharmaceutical drug (abuse or side effects)
Narcolepsy
Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:
Sleep disorders
Mental disorder
Seizures
Alcohol withdrawal
Two More Persona 4 Actors Have Said They're Not Returning for an Unannounced Persona 4 Remake - IGN
Hallucinogen use
PTSD
Grief (yes, sadly)
Why does everyone hate Ed Sheeran so much?
Withdrawal from benzodiazepines
Alzheimer's disease,
Dementia with Lewy bodies
Charles Bonnet syndrome
Stress
⁉️sources from my experiences and internet research ⁉️
FAA will restrict flights at Newark airport through end of year - NJ.com
Brain Tumors
Migraines
Bipolar disorder
Fever
Parkinson's disease
Infection
Are there any Indian wife swapping stories?
Affective disorders
Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).
Delirium tremens