BILATERAL DUPLEX RENAL COLLECTING SYSTEMS: A CASE REPORT DEMONSTRATING THE “ WEIGERT-MEYER LAW” / view box / By editor CLINICAL DETAILS: A 35 year old female referred with history of right lumbar region pain, showing right hydronephrosis on ultrasound examination. Multiphasic CT Urogram performed to rule out distal obstruction demonstrated the following findings:BILATERAL DUPLEX RENAL COLLECTING SYSTEMSDownload