Clinical features of rectal cancer

Is a common digestive tract cancer, gastric cancer incidence after. Multi-age of onset between the ages of 30 to 60, more men than women, if early detection and timely treatment and better prognosis. At present the cause is not clear, and rectal polyps, chronic inflammation and genetic factors. According to pathological changes can be divided into infiltrative type, ulcer type and cauliflower-type. Their diversion channels to direct spread, lymph node metastasis, hematogenous metastasis and peritoneal seeding.

     [Clinical features]

     1, changes in bowel habits diarrhea or constipation, defecation not the flu, stool progressive thinning, late stage tenesmus.

     2, hematochezia, one common symptoms of rectal cancer. The early stages, 50% of patients had blood in the stool to begin bleeding less, found in faeces surface after infection Nongxue it.

     3, chronic intestinal obstruction, the abdominal swelling, bowel sounds hyperactivity and paroxysmal cramps.

     4, systemic cachexia with advanced cancer, the patient developed anorexia, weight loss, fatigue, anemia, jaundice, ascites and so on.

     5, digital rectal examination to reach mass, bloody gloves, sticky mucus.

     6, abdominal distension and advanced liver large, ascites, abdominal distension leads to a patient.

     7, sigmoid colon, rectum cancer observed microscopic morphology, color, location.