Department of Laparoscopic, Upper GI and Bariatric Surgery is headed by Dr. N.S. Balaji who specializes in Upper GI and Bariatric Surgery using latest laparoscopic techniques. Oesophageal Physiology, Oesophageal Manometry, Investigation of GERD and Motility disorders of the Oesophagus, Oesophageal and Gastric Cancer and Corrosive injuries are also his special areas of expertise.