Introduction: To compare the safety and effectiveness of Mini Percutaneous Nephrolithotomy (m-PNL) operations performed in the supine and prone positions in obese patients.
Methods: We retrospectively analysed data from obese patients (BMI ≥ 30) who underwent prone or supine mPCNL between January 2014 and June 2021 in our clinic. Kidney anomalies, coagulopathy, solitary kidney, skeletal deformity, and patients under 18 were excluded.