Dr. Eric Gan Keng Seng, a Singapore-based surgeon in private practice has led a subspecialty clinic since 2007. At Eric Gan Surgery, he offers gastrointestinal endoscopy and cancer screening. Dr Eric Gan is a digestive surgeon specializing in cancers of the upper gastrointestinal tract, including gastric and oesophageal cancers. In addition, Dr. Eric Gan Keng Seng performs surgery to treat hernias, acid reflux, hemorrhoids, and gallbladder disease. At Bridge Bariatrics, a subspecialty clinic he established that treats patients struggling with obesity, Dr. Eric Gan offers surgical solutions for weight loss. The Roux-en-Y gastric bypass, is an established bariatric (weight loss) surgical procedure with proven results in producing sustained, long-term weight loss. Another increasingly popular and relatively new option is sleeve gastrectomy. During this procedure, he removes as much as 80 percent of the stomach and then reshapes it, thereby restricting food intake. Other weight-loss solutions include adjustable gastric banding or the bioenterics intragastric balloon; the latter, a nonsurgical choice, requires no incisions. Before establishing his own practice, Dr. Eric Gan was Consultant Surgeon in the Division of Upper Gastrointestinal Surgery at Singapore's National University Hospital. During this time, he also instructed medical students as a Clinical Lecturer for the Yong Loo Lin School of Medicine. In other prior experience, he served as Consultant Surgeon with Alexandra Hospital. Dr. Eric Gan earned his medical degree from the National University of Singapore. He later obtained a Master of Medicine from the National University of Singapore. He is a Fellow of the Royal College of Surgeons. He received further training at Jichi Medical School, Saitama and the National Cancer Center in Tokyo; he was also a research fellow at the Memorial Sloan-Kettering Cancer Centre in New York City.