Can certain diseases cause paranoia similar to that seen in...

Fever

Bipolar disorder

Migraines

Hallucinogen use

Brain Tumors

Grief (yes, sadly)

Dementia with Lewy bodies

Seizures

Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).

Alcohol withdrawal

Pharmaceutical drug (abuse or side effects)

⁉️sources from my experiences and internet research ⁉️

Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:

Withdrawal from benzodiazepines

Sleep disorders

Mental disorder

Stress

Infection

Charles Bonnet syndrome

Alzheimer's disease,

Affective disorders

Parkinson's disease

Head injury

Narcolepsy

PTSD

Alcohol

Delirium tremens

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