Advanced surgical solutions in general surgery

Muhammad Haekal Khazalle

General surgery · Muar

General and Upper GI surgeon specializing in digestive tract surgery, providing modern, patient-centered surgical care.

Hairol Azrin Bin Othman

General surgery · Kuala Lumpur

Assistant Prof. Dr. Pongserath Sirichindakul, MD.

General surgery · Bangkok

Assistant Prof. Dr. Pongserath Sirichindakul is a consultant hepatobiliary and transplant surgeon at Bangpakok 9 International Hospital's General Surgery Center. He specializes in the diagnosis and surgical management of liver diseases, biliary disorders, and organ transplantation, providing comprehensive care for patients with complex hepatobiliary conditions. His expertise includes hepatobiliary surgery, liver transplantation, ERCP (Endoscopic Retrograde Cholangiopancreatography), and the management of liver cirrhosis, hepatitis, biliary atresia, autoimmune hepatitis, hemochromatosis, and other hepatobiliary disorders. He is committed to delivering advanced surgical treatment using evidence-based techniques and multidisciplinary care. Assistant Prof. Dr. Pongserath earned his Doctor of Medicine with Second Division Honors from Chulalongkorn University and completed the Thai Board of General Surgery. He further advanced his expertise through specialized training at Hokkaido University, the University of Tokyo, and Princess Alexandra Hospital, followed by fellowships in Hepatobiliary Surgery and Transplant Surgery.

Dr. Cheong Mun Onn DenisFRCS

40+ years of experience · General surgery · Singapore

Dr. Cheong Mun Onn Denis is a Consultant General Surgeon practising at PanAsia Surgery Group and a Visiting Consultant at Thomson Specialists, Thomson Medical Centre. With more than 40 years of clinical experience, he specializes in colorectal surgery and minimally invasive laparoscopic surgery, providing comprehensive surgical care for patients with colorectal diseases, gastrointestinal disorders, and abdominal conditions. His practice focuses on delivering safe, evidence-based treatments that promote faster recovery and improved long-term outcomes. Dr. Cheong has extensive expertise in the diagnosis and management of colorectal cancer, anal disorders, diverticular disease, gallbladder disorders, and hernias. He performs advanced laparoscopic procedures for colon and rectal cancer, hernia repair, thyroid surgery, and other minimally invasive gastrointestinal operations. Throughout his career, he has played a significant role in advancing colorectal surgery services and improving multidisciplinary digestive disease management in Singapore. After graduating from the National University of Singapore in 1983, Dr. Cheong completed advanced surgical training and obtained Fellowship of the Royal College of Physicians and Surgeons of Glasgow. He further enhanced his expertise through multiple Health Manpower Development Programme (HMDP) awards, undertaking specialized training in colorectal and laparoscopic surgery at internationally renowned institutions including Cleveland Clinic Florida, St Mark's Hospital (London), Karolinska Institute, Uppsala University (Sweden), the Australasian Endosurgery Centre (Brisbane), and Royal North Shore Hospital (Sydney). Prior to private practice, he served as Senior Consultant and Head of Colorectal Surgery at Tan Tock Seng Hospital, where he established the Digestive Disease Centre and helped develop medical and radiation oncology services. Beyond clinical practice, he remains actively involved in medical education, professional training, humanitarian missions, and surgical mentorship.

Dr. Edward Cheong Chee Keongg

29+ years of experience · General surgery · Singapore

Dr. Edward Cheong Chee Keong is a Senior Consultant Upper Gastrointestinal (GI) Surgeon with over 29 years of experience in advanced laparoscopic GI surgery, minimally invasive surgery, and endoscopic treatment for early upper gastrointestinal cancers. His expertise focuses on the management of diseases affecting the esophagus and stomach, combining innovative surgical techniques with enhanced recovery protocols to achieve optimal patient outcomes. After completing six years of higher specialist surgical training at Addenbrooke's Hospital, Cambridge, and Norfolk and Norwich University Hospital in the United Kingdom, Dr. Cheong pursued a prestigious post-CCT Senior Surgical Fellowship at the University of Pittsburgh Medical Center, USA. There, he trained under internationally renowned pioneers in minimally invasive oesophagectomy, oesophago-gastric surgery, bariatric surgery, and endoscopic treatment for early esophageal and gastric cancers. Prior to joining PanAsia Surgery, Dr. Cheong served as Upper GI Cancer Director and Senior Consultant Upper GI Surgeon at Norfolk and Norwich University Hospital in the UK, where he introduced minimally invasive oesophagectomy (MIO), Enhanced Recovery After Surgery (ERAS), and advanced endoscopic cancer treatments. His department consistently achieved national recognition for excellent surgical outcomes. Internationally recognized for his contributions to upper GI surgery, Dr. Cheong is an active educator, researcher, and invited speaker at global surgical conferences, with numerous publications in high-impact peer-reviewed journals.

Dr C. Rajkumar Vinayak

General surgery · Melaka City

Dr C. Rajkumar Vinayak is a General Surgeon specialising in upper gastrointestinal and bariatric surgery.

Dr. Chanchai Ongratanaphol, MD.

General surgery · Bangkok

Dr. Chanchai Ongratanaphol is a consultant general surgeon at Bangpakok 9 International Hospital's General Surgery Center, specializing in hepato-biliary-pancreatic (HPB) surgery. He has extensive experience in diagnosing and treating diseases affecting the liver, gallbladder, bile ducts, and pancreas, providing both conventional and minimally invasive surgical care for patients with complex hepatobiliary conditions. His expertise includes the management of gallstones, biliary tract stones, hepatobiliary disorders, endoscopic biliary treatment, breast surgery, and hernia surgery. He is committed to delivering personalized surgical care using modern techniques that promote faster recovery and improved long-term outcomes. Dr. Chanchai completed his Thai Board certification in General Surgery and pursued advanced subspecialty training in Hepato-Biliary-Pancreatic Surgery at the National Cancer Center in Tokyo, Japan. His international training enables him to provide comprehensive surgical treatment for a broad spectrum of hepatobiliary and pancreatic diseases.

Lee Kuok Chung

General surgery · Singapore

Dr Lee Kuok Chung is a general surgeon at Mount Elizabeth Hospital, Singapore. He specialises in oncological colorectal surgery and benign perianal conditions. He has expertise in performing advanced laparoscopic and robotic surgery, as well as advanced endoscopy procedures. Before joining private practice, he was a surgeon in the colorectal division of general surgery at the National University Hospital (NUH) and Alexandra Hospital. He is currently a visiting consultant at NUH. Dr Lee graduated from the National University of Singapore (NUS) and later obtained a fellowship with the Royal College of Surgeons of Edinburgh, UK. He then received the Health Manpower Development Plan Award and did his additional training in advanced laparoscopic and robotic surgery for colorectal cancer at Yonsei University College of Medicine, South Korea. At NUH, he was instrumental in robotic colorectal surgery and led advanced endoscopic colorectal polypectomies. Besides his clinical work, he served as the chief convenor for final-year medical students and was a core committee member of the NUH general surgery residency programme. He has 20 years’ medical experience. Dr Lee has published numerous peer-reviewed papers and has been invited to present his clinical expertise at academic meetings.