Impact of diabetes mellitus on stone access and surgical outcomes in patients undergoing ureteroscopic lithotripsy: a retrospective cohort study

OBJECTIVES: This study aimed to assess the independent effect of diabetes mellitus (DM) on ureteral stone access and surgical outcomes in patients undergoing ureteroscopic lithotripsy (URS). MATERIALS AND METHODS: Between February 2024 and August 2024, 149 patients were included in the study: 50 with DM (Group 1) and 99 without DM (Group 2). Patients aged 18 to 80 years who were scheduled for surgery for ureteral calculi in our hospital were included in the study. Patients with any systemic disease other than DM, patients with previous surgery for kidney stones or ureteral calculi, patients undergoing diagnostic URS, pregnant women, patients with oncologic diseases, and patients with one kidney were excluded. RESULTS: There were statistically significant differences between the groups in age, height, BMI, and stone volume (p