Tehran University of Medical Sciences Case Reports in Clinical Practice 2538-2683 8 4 2024 01 09 146 149 Hormoz Karami Department of Urology, Shahid Sadoughi University of Medical Sciences, Yazd, Iran Omid Aminirad Department of Urology, Shahid Sadoughi University of Medical Sciences, Yazd, Iran 2023 05 07 2023 09 25 The prevalence of renal stones with concomitant UPJO is about 20-30%. Its treatment method is controversial. In this study, a 29-year-old man with UPJO and simultaneous ipsilateral renal stone is presented, who was treated with PCNL following Hellström laparoscopic pyeloplasty. https://crcp.tums.ac.ir/index.php/crcp/article/view/825