| Gallbladder removal surgery (cholecystectomy) | > |
| Cholecystectomy is a surgical procedure performed to remove the gallbladder, usually because of gallstones that are either causing pain or infection. | |
| Gamma Knife surgery | > |
| Gamma Knife is used for treating both benign and malignant conditions affecting the brain, head and neck. It allows for shorter hospital stays and has an excellent record of successful treatment. | |
| Gastric band surgery | > |
| Gastric band surgery is a type of weight loss surgery that involves attaching an inflatable band around the top of your stomach. | |
| Gastric bypass surgery | > |
| Gastric bypass surgery is an operation that makes your stomach smaller by bypassing a segment of your small intestine. | |
| Gastroenterology | > |
| Diagnosing and treating disorders of your digestive system. | |
| Gastroscopy | > |
| A gastroscopy is a procedure to examine your oesophagus (food pipe), stomach, and the first part of your small intestine to investigate any symptoms or problems. | |
| General medicine | > |
| The specialty of general medicine is concerned with the diagnosis, management and non-surgical treatment of conditions and diseases. | |
| General surgery | > |
| A wide-ranging area of surgery with many subspecialties, many related to the abdomen. | |
| GI (upper) surgery | > |
| Upper Gastrointestinal surgery, or Upper GI surgery, is a type of surgery which treats conditions affecting the upper half of the digestive system. | |
| Greenlight laser prostatectomy | > |
| Greenlight laser prostatectomy (also known as photovaporisation of the prostate) is a minimally invasive procedure which uses a laser to remove excess prostate tissue. | |
| Gynaecology | > |
| Diagnosing and treating conditions of women's reproductive systems. |