Renal Ultrasound, abdominal/pelvic CT, renal function scan, serum and urine osmolality, urine catecholamines/metanephrine studies were unremarkable. 
Renal Ultrasound , abdominal / pelvic CT , renal function scan , serum and urine osmolality , urine catecholamines / metanephrine studies were unremarkable .