<s>[INST] My mother is 76 she has had a triple by pass 10 years ago - she constantly tells you the same story over and over again - she lives alone and i can t decide if this is loaneyness and just feels the need to talk or if she has a dymatia problem - can you advise how to proceed with her . She is very private - and not an easy person to engage with - always has been - i was going to speak to her doctor - but fear if she found out i ant behind her back what would happen - she would not be adverse to not speaking to you for a year if she thought you we disloyal - Thank you for your advice . [/INST] Hi Dear,Welcome to HCM.Understanding your concern. As per your query your mother has dementia. Well there can be many reasons for symptoms you mention in query like Alzheimer's disease , vascular dementia , lewy body dementia , frontotemporal dementia , nutritional deficiencies or vitamins B-6 and B-12 in your diet. I would suggest you to consult neurologist for proper examination . Doctor may order cognitive and neuro , psychological tests ,neurological evaluation , CT or MRI,blood tests to confirm the diagnosis . Doctor may prescribe donepezil , memantine or recommend occupational therapy.Hope your concern has been resolved.Get Well Soon.Best Wishes,Dr. Harry Maheshwari </s>