Is a medical discipline that involves performing various types of surgical procedures to treat a broad range of health problems and diseases. A medical doctor who specializes in this field is called a General Surgeon. They have been trained to provide surgical care for the patient which includes making a diagnosis, preoperative, operative and postoperative management and surgical treatment of the : Alimentary tract, Abdomen and its contents, breast , skin, and soft tissue nd endocrine system. Subspecialties include, head & neck Surgery, pediatric surgery, surgical critical care, trauma and burns and others.