i m 44 yr old womam with kidney from sister for 23 yrs. no immunosuppressants for 20 yrs. all of a sudden went in for checkup because bp up and creatine up from 1.5 to 1.9. diagnosed with hydronephrosis. did renalgram friday: get results tomorrow. lost 8 lbs by sat. morn. c/t showed no stones. friday creatinine down to 1.7. what do i do if renalgram shows no blockage. water weight has stayed off