Cancer of colon and rectum

Description of Cancer of colon and rectum

The colon and rectum are part of the large intestine. Colorectal cancer occurs when tumors form in the lining of the large intestine. It is common in both men and women.
Causes and Risk Factors
Common risk factors are:
1. Post the age of 50
2. Family history of colon and rectum cancer, ulcerative colitis, or Crohn's disease
3. Smoking
4. Unhealthy food (devoid of fiber)
Signs and Symptoms
Symptoms of colorectal cancer include:
1. Diarrhea or constipation
2. A feeling that your bowel does not empty completely
3. Blood (either bright red or very dark) in your stool
4. Stools that are narrower than usual
5. Frequent gas pains or cramps, or feeling full or bloated
6. Weight loss with no known reason
7. Fatigue
8. Nausea or vomiting
Early signs of the disease are not common; it is advised to get the screening tests done. Everyone over 50 should get screened.

Tests include:
a) Colonoscopy
b) Stool test for blood in the stool
c) Routine Blood test 
Treatment for colorectal cancer include:
1. Surgery (can be useful in the early stages)
2. Chemotherapy
3. Radiation
4. Combination therapy 
NIH: National Cancer Institute
Content Details
Last updated on:
01 Nov 2021 | 04:56 PM (IST)
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