Dr Chua Tju Siang is a senior consultant gastroenterologist at the AliveoMedical clinics in Singapore. His sub-specialty interests are that of hepatopancreaticobiliary endoscopy,  therapeutic endoscopy and interventional endosonography. He is the current Chairman of the Chapter of Gastroenterologists, Academy of Medicine, Singapore and the Immediate Past President of the Gastroenterological Society of Singapore.