Hello Thanks for query . Your mother has been detected to have grade ll kidney disease . You have not mentioned about her Serum Creatinine levels and whether she is diabetic or not in your query.. As regards planning her management I would suggest her 1) Have diet with less proteins and rich in vegetables. 2) Less salt intake as for as possible avoid table salt 3) Water intake to be 3 liters /day 4) Avoid red meat and eggs 5) She can have fish 6) Monitor Serum Creatinine levels frequently 7)Proper control of diabetic and blood pressure with medicines advised by your physician . If followed religiously she should have not to be worried . Dr.Patil.