Dr. Arun Rojanasakul, a distinguished colorectal surgeon with over two decades of experience, is renowned for his expertise in colorectal surgeries. Based at Bumrungrad International Hospital in Bangkok, Thailand, Dr. Rojanasakul has garnered recognition for his proficiency in the latest minimally invasive techniques, particularly in the treatment of conditions such as anal fistulas and abscesses. Fluent in both English and Thai, he received his MD degree from Chulalongkorn University in 1976, followed by specializations from the Thai Board of Surgery in 1980 and the Thai Board of Colorectal Surgery in 1985. Dr. Rojanasakul's illustrious career includes serving as a visiting consultant at the colorectal surgery division of Mayo Clinic in Minnesota, USA, and currently holds a senior surgeon position in the department of gastroenterology at Bumrungrad International Hospital. Actively involved in professional organizations, he has held presidencies in the Colorectal Surgery Committee of Thailand and the Coloproctology Association of Asia-Pacific. Affiliated with esteemed international surgical councils, Dr. Arun Rojanasakul stands as a leading figure in the field of colorectal surgery.