Colorectal cancer identification

Colon cancer identification

The main points of clinical identification is the length of the disease period, the parasite was detected in the stool, and the morphology and range of lesions seen in the barium enema. One of the most reliable is still through the colonoscopy biopsy.

1、Idiopathic ulcerative colitis

 Accounting for 15% of misdiagnosed cases. Colon cancer, especially the left half of the colon papillary carcinoma or cauliflower cancer, the disease develops to a certain extent, often can appear diarrhea, mucus, pus and blood stool, stool frequency increased, bloating, abdominal pain, weight loss, anemia and other symptoms, accompanied by Infections may still have fever and other symptoms of poisoning, these are similar to the symptoms of idiopathic ulcerative colitis. X-ray examination, the two have similarities. Therefore, it is very easy to cause misdiagnosis clinically, especially for young patients, less to think of the existence of tumors “


Accounting for about 10% of misdiagnosed cases. leocecal cancer is often diagnosed as appendicitis due to local pain and tenderness. In particular, advanced ileocecal carcinoma, local necrosis often occur necrosis and infection, clinical manifestations of elevated body temperature, elevated white blood cell count, local tenderness or touch the mass, often diagnosed as appendix abscess, and to take conservative treatment. After a period of treatment, the mass is not reduced, or even increased, before taking into account the tumor.

3. Intestinal tuberculosis

The most common clinical symptoms are abdominal pain, abdominal mass, diarrhea, constipation alternating, which is also more common in patients with colon cancer. In particular, proliferative tuberculosis and colon cancer have many similarities, such as fever, anemia, weight loss, fatigue, local palpable mass and so on. However, the systemic symptoms of tuberculosis more obvious, the performance of afternoon fever or irregular fever, night sweats, weight loss and fatigue. Therefore, when these symptoms appear clinically, especially in the first diagnosis of diarrhea symptoms, clinical often easy to common disease, frequently-occurring point of view, the first thought of tuberculosis.

4. Colon polyps

Colorectal polyps are common benign tumors, mostly in the sigmoid colon, the main symptoms are blood in the stool, blood is blood, not confused with the stool, and some patients may also have sepsis. X-ray examination showed filling defect. If you do not do colonoscopy biopsy pathology, polyp colon cancer can be misdiagnosed as colon polyps.

5. Schistosomiasis granuloma

Patients with endemic schistosomiasis who have lived in endemic or previously endemic areas have been previously diagnosed with a clear need for colorectal cancer or their own cancers. In addition to line X-ray and fiber colonoscopy and biopsy, combined with the history of schistosomiasis, egg examination in the feces, are helpful colon cancer and schistosomiasis caused by the identification of intestinal

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