What is the symptom of bowel cancer and precursory

summary

Many people will have stool bleeding and pain, but they don't know it's the symptom and precursor of bowel cancer. Let's share the symptom and precursor of bowel cancer.

What is the symptom of bowel cancer and precursory

In the early stage of colorectal cancer, the main complication is bloody stool, followed by the change of stool habits, incomplete defecation, and the back is heavy. In addition, it is easy to cause obstruction and intestinal irritation.

Generally, there are no special symptoms in the early stage of colorectal cancer. Many people don't know it. They just feel uncomfortable, dyspepsia, occult blood in stool, etc. With the development of cancer, symptoms gradually appear, manifested as changes in stool habits, abdominal pain, bloody stool, abdominal mass, intestinal obstruction, with or without anemia, fever, emaciation and other systemic symptoms. Tumor metastasis and invasion can cause the changes of involved organs. Colorectal cancer shows different clinical symptoms and signs because of its different location.

Hematochezia: the early pathological changes of colorectal cancer are limited to mucous membrane, and may be asymptomatic, or only the change of defecation habits. When the tumor grows to a certain extent, hematochezia can appear. The blood color is usually light and dark, and adheres to the surface of stool.

matters needing attention

If you have colorectal cancer, you need to develop good living habits, light diet, not picky food, do not eat high-fat, high protein diet for a long time.