Early symptoms of left colon cancer?

summary

Left colon cancer mainly refers to the region of descending colon and sigmoid colon, and the left colon is narrow. After swallowing and chewing food, the human body passes through the small intestine first to the right colon, then to the left colon, and finally to the rectum. When the food residue reaches the left colon, the feces in the field become dry and hard due to water absorption. Early symptoms of left colon cancer? Let's talk about it.

Early symptoms of left colon cancer?

1. Due to the narrow intestinal cavity of the left colon, when feces enter the left colon from the right colon, water is gradually absorbed and the stool becomes solid. And the primary cancer is mostly annular infiltration growth, easy to cause intestinal cavity narrowing, so patients with constipation. With the increase of intestinal cavity effusion at the upper end of the constriction, intestinal peristalsis, diarrhea may appear after the constipation of the stock market, and the two may appear alternately.

2. Hematochezia is also one of the most common symptoms of left colon cancer. Due to the small intestinal cavity of the left colon, the stool is solid. When the solid stool passes through the left colon cancer, it is easy to damage and rupture the surface of the cancer due to friction, resulting in bleeding. After bleeding, the blood in the intestinal cavity is unevenly mixed and quickly discharged from the body. Therefore, gross bloody stool is common. If secondary infection occurs, it is often mucus bloody stool or pyogenic bloody stool.

3. Intestinal obstruction cancer infiltrates around the intestinal cavity, causing intestinal stenosis. Most of the intestinal obstruction is partial intestinal obstruction, with abdominal colic, abdominal distension, intestinal peristalsis, constipation and exhaust obstruction. Partial intestinal root obstruction sometimes lasts for several months before it turns into complete intestinal obstruction, which is characterized by abdominal distension, paroxysmal abdominal pain, bowel hyperstimulation, constipation, fecal blood and mucus.

matters needing attention

Life is priceless, life is also very valuable, so I hope you have some understanding of the above knowledge, if there is such a situation, we must timely communicate with the doctor, so as not to lead to more serious situations, I hope you can recover as soon as possible.