this is not about me, I bet you hear that
Probably dementia, follow the advice below.
Hello dear and welcome to ‘Ask A Doctor’ service. I have reviewed your query and here is my advice.
I understand you concern.
The symptoms of the man seen to be related to dementia.
Dementia is a medical condition which is characterized by memory loos.
People with this medical condition may also have hallucinations or suspicion.
A visit to a neurologist is needed to evaluate better the situation.
The neurologist will evaluate the mental state and the neurological function.
Also, some examinations such as a blood count and a CT scan of the brain is needed for further evaluation.
Meanwhile I would recommend him to take multivitamin supplements.
I recommend him to eat a healthy diet and exercise daily.
The family support has a very good influence in this diagnosis.
Hope I have answered your query. Let me know if I can assist you further.