Validation of non-stent criteria post-endoscopic stone management. Contemporary study
This contemporary study validates Hekal's "5-Not's" criteria as a reliable, high-specificity framework for identifying ideal candidates for stentless endoscopic urinary stone management, demonstrating that while the criteria effectively confirm suitability for stent-free recovery, they should not be used as an exclusive screening tool to rule out patients who fail to meet all five conditions.