Oesophageal cancers and replacement for benign diseases Surgeries for Achalasia Cardia and reflux esophagitis Stomach surgeries including cancer Small and large intestinal tumours and other benign diseases Gall bladder stones, Tumours and perforations Liver tumours and masses Biliary obstruction and strictures including malignancies Chronic pancreatitis, pseudocysts, masses and pancreatic cancers Rectal prolapse, injuries and cancers Portal hypertension surgeries Gastrointestinal perforations...