The causes for low urea is usually low protein diet or low muscle mass, along with many other problems. High
vitamin b12 is caused many diseases , but the value given by you is not much higher to have a serious problem.
Again please don’t run behind the tests, its the symptoms or signs which are more important.
If your mother has any symptom then pls do consult a physician , otherwise don’t worry.
Disclaimer :
The content here is provided for informational purpose only and is not intended as medical advice, consultancy, or as a substitute for the medical advice of a physician or specialist medicine professional.
Next Steps
Consult a physician if symptoms or problems present.