My mother Aged 58, diabetic patient. She was suffering from fever for almost 1-1.5 months and shivering. In her blood test is was revealed some blood infection but source of that was not identified. Than she started to develop pain one side of her back and again CT scan was normal but Urea and creatinine level were high, blood test revealed infection. After medication her condition has improved to some extent and fever has gone. Urea and creatinine parameters yet to improve. Again her CT scan and PET scan was clear. Now her sugar is fluctuations are very high it's as low as 69 as high as 300+. Please reveal future course of action.