Biliary LithiasisThe first laparoscopic cholecystectomy, performed by Prof. Philippe Mouret in 1987 and described by himself in the first chapter of this book, was an event that revolutionized surgery in the past few decades. Although the majority of surgeons today are unfamiliar with the his ry of early minimally invasive surgery developments, it is important to realize that the advent of laparoscopy led not only to new surgical te niques, but also to a change in the