Large intestine leiomyosarcoma

The incidence of gastrointestinal leiomyosarcoma is the stomach, small intestine, and large intestine, with the rectum more common in the large intestine. Large intestinal leiomyosarcoma is rare. Colorectal leiomyosarcoma often has no specific clinical manifestations, and only general digestive symptoms such as abdominal discomfort and abdominal pain appear in the early stage. When the tumor invades the mucosal layer, blood or mucous blood can appear. When the tumor grows too large, defecation or Intestinal obstruction.