Professor Dr. Ali Hamdan Fahd, a lecturer in the Department of General Surgery at the College of Medicine, participated in the Fourth Scientific Conference on Microscopic Urology at Al-Naji University in Baghdad with his research entitled (Percutaneous Kidney Stone Extraction using Ultrasound in the Lateral Position of Obese Patients). The research included choosing the lateral position in obese patients when performing the kidney stone extraction procedure, as it is safer and easier.