UROSECRETS III: What should the Urologist know about renal function in patients with Lithiasis?

The surgery was successful and the patient is doing well postoperatively. However, from a functional point of view, imaging shows that the obstruction still remains. A particularly difficult moment for the Surgeon. Whan can be done? Shall we dare perform a revision surgery? Can we wait and for how long? When and with what method shall we intervene?