The branch of medicine which concentrates on the digestive system and its disorders is known as Gastroenterology and its practitioners are known as Gastroenterologists. Diseases or infections that deals with the gastro-intestinal tract starting from mouth to anus along with the alimentary canal are dealt with in this area. The gastroenterologists perform many practices, diagnosis and therapeutic procedures including colonoscopy, endoscopy, endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound and liver biopsy to resolve the issues. They can also treat from irritable bowel syndrome to hepatitis-C, haemorrhoids, ulcers, pancreatic diseases, bloody stool and colon cancer. You can connect to online doctors for gastroenterology and can have an online video consultation with one of the specialist listed above or you can fic and in-clinic appointment with the concerned gastroenterologist specialist.