Introduction     Gastroenterologists in Gurgaon  define volvulus as an abnormal twisting of a part of the large or small intestine. This twisting may lead to a bowel obstruction, which can cause severe complications. A volvulus is a medical emergency and must be dealt with immediately. Volvulus can occur in the small intestine as well, but usually occurs in infants and children. In adults, volvulus of the small intestine is rare.In adults, volvulus tends to occur in the colon and is known as a sigmoid volvulus.     Symptoms     Experts at the best hospital for gastroenterology  (a super-speciality hospital in Gurgaon ), explain that the symptoms of volvulus appear suddenly and severely, so people usually go straight to the emergency room for prompt evaluation. Symptoms include:   Abdominal pain and tenderness  Vomiting green bile  Nausea  Distended abdomen  Bloody stool  Constipation  Shock    Infants with volvulus may also exhibit additional signs and symptoms, including:  ...