What are the symptoms of low rectal cancer?

The early symptoms of low rectal cancer are not obvious. After the disease progresses, patients will gradually develop rectal irritation symptoms, such as change in bowel habits, frequent defecation, incomplete defecation, anal depression before defecation, tenesmus and lower abdominal pain. In addition, bleeding and intestinal stenosis symptoms, such as hematochezia, purulent stool, progressive thinning of stool, abdominal pain, abdominal distension and hyperactivity of bowel sounds, etc. According to the specific conditions of patients, this disease needs to be selectively treated by comprehensive methods such as endoscopy, surgery, chemotherapy, radiotherapy, targeted therapy or interventional therapy.