Hello Doctor,from the past 3 months i had leg pain in my left leg , and i had consulted with doctor and he advised to me tako UGC sonography for KUB, and the result is Mild Hydronephrosis in my Left Kidney and he advised to take more water. but Now i have back pain and Stomach pain and Loose motion for a week , and again i went for the Sonography. the Result is Fullness pelvicalyceal system and i have severe back pain in the morning. pls advise me to get out from the problem