Hi.
I am 32 male. Feeling pressure on my left kidney . I had surgery ureter stones left kidney november 2015. last week I visit dr, I had urine, blood, xray and ultra sound test. Except ultrasound all test were ok. But in ultrasound dr found some problem in my liver. He took another 3 test for blood hepatitis b, c . Results will come after 4 days. some time i feel fever. urine colour is yellow normal. upset stomach some times also gas in stomach. colour of stool is normal except oneday it was black.
Kindly guide me.

faisal shah