The clinical manifestations of colorectal cancer

By | May 4, 2012

The clinical manifestations of colorectal cancer and colorectal cancer, the clinical symptoms and tumor size, pathologic type, and which parts of the large intestine have a great relationship.
1. Luminal narrow left colon left colon, cancer and more for the local ring narrow infiltrative cancer, the top of the intestinal contents has been formed fecal more so as the main symptoms of chronic intestinal obstruction, manifested as abdominal swelling, abdominal pain, constipation, even between diarrhea, often bloody stool and mucus. Blood in the stool can occur due to long-term varying degrees of anemia, with anorexia, fatigue, weight loss and other symptoms. Colon cancer early clinical symptoms was not obvious, easy to delays in diagnosis, must be vigilant.
2. Right colon right colon as a wide lumen, intestinal contents as a liquid or semi-liquid and more, so less likely to draw obstructive symptoms. Mostly due to polypoid tumor and ulcer-type, easy bleeding and infection; because of the right colon absorption, so a more obvious symptoms of poisoning patients, more nausea, poor appetite, fatigue, anemia, weight loss and so on. Accounted for the majority of change in bowel habits, frequent diarrhea, abdominal pain and gastrointestinal bleeding; tumor growth is large abdominal mass palpable.
The clinical manifestations of colorectal cancer, rectal mucosal nodules in early only when there is already bleeding, can also be no symptoms. Tumor development increases, the surface of ulcers and infection, irritation appears. The main properties for the bowel habits and stool changes, such as will the frequency, mucous and diarrhea, blood in the stool, and the fall anal pain, tenesmus, constipation, abdominal pain.

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