The most obvious symptoms of left colon cancer, when left colon cancer progresses to a certain degree, clinical symptoms such as blood in stool, abdominal pain and abdominal mass will be the main manifestations. As the lumen of left colon is small, left colon cancer is mostly infiltrative, and symptoms of intestinal obstruction are common.
1. Blood in stool: left colon cancer may have blood in stool or mucous blood in stool, and some patients may have fresh blood in stool.
2. Abdominal pain: it is often manifested as vague pain in the left side of abdomen, or abdominal colic when combined with intestinal obstruction, accompanied by hyperactive bowel sounds, abdominal distension, anal stopping defecation.
3. Abdominal mass: some patients can touch the left lower abdomen mass.
Left colon cancer may also have other symptoms, such as fatigue, anemia, etc. If there are any uncomfortable symptoms, it is recommended to go to the hospital in time to get a clear diagnosis and treatment, so as not to delay the condition.