What are the early symptoms of colon cancer

summary

When colon cancer first appeared, the symptoms in the digestive tract were very obvious, but they were often misdiagnosed. My grandfather's lower abdominal pain lasted for a long time, and he was diagnosed only after he went to the hospital for examination. Let's take a look at the early symptoms of colon cancer.

What are the early symptoms of colon cancer

First, about 50% of colon cancer patients with abdominal mass can find abdominal mass, which is a tumor or a mass infiltrated and bonded with omentum and surrounding tissues. It is hard and irregular in shape. Some masses can have a certain degree of activity with the intestinal tract, while in advanced colon cancer, the mass can be fixed due to the invasion of cancer.

Second: the change of stool habits, right colon cancer is characterized by early feces thin, pus blood, increased frequency of defecation, when the cancer continues to grow, affecting the passage of feces, there can also be alternate diarrhea and constipation; while left colon cancer is characterized by difficult defecation, and with the development of the disease continues to aggravate. In addition, if the location of the cancer is low, there may be a feeling of poor defecation and urgency.

Third: gastrointestinal symptoms are abdominal distension, discomfort or dyspepsia. Among them, the right half of colon cancer, mostly abdominal pain, discomfort or dull pain. At the beginning, it can be intermittent, and then it becomes persistent. It is often located in the right lower abdomen, which is very similar to the attack of chronic appendicitis. However, in the left colon cancer, the obstruction can be sudden, with abdominal colic, abdominal distension, hyperactivity, constipation and exhaust obstruction, or chronic obstruction symptoms, such as abdominal distension, paroxysmal abdominal pain, hyperactivity of bowel sounds, constipation, fecal blood and mucus.

matters needing attention

Surgical resection is the most common method in the treatment of colon cancer, and it is best to combine preoperative chemotherapy, radiotherapy and other comprehensive methods for treatment, mainly to improve the success rate of surgical resection, and also reduce the probability of recurrence.