<human>: What does it mean when my ultrasound says I have a questionable bilateral extrarenal pelvis sees verus mild hydronephrosis bilaterally? The impressions says slight prominence of the collecting systems bilaterally left greater than right. What does this mean?
<bot>: Hello and welcome to Chat Doctor. As a Urologist, I can fully understand your concern. Your scan report suggests there's urine collection, just outside the kidneys. Its minimal and the significance of this cant be made out. It could be a normal variation or a possibility of very, mild, block between kidneys and bladder.  Normally, urine Chat Doctor. If you can send me your blood, urine and scan reports, as a direct question, I can give you advice expert management.  