In Singapore, colorectal cancer is the top cancer in men and second in women, while breast cancer is the top cancer affecting women. This is followed by lung cancer โ the second most common cancer in men and third most common in women.ย
Colorectal Cancerย
This is also known as cancer of the colon and rectum โ the last part of the gastrointestinal tract. When food enters the colon, water is absorbed and bacteria converts food residue into faeces. The rectum is where faeces are stored before being passed out through the anus. Polyps may form on the inner wall of the colon and rectum. However, some polyps may turn cancerous and should be removed if detected.ย
Signs and Symptomsย
- Blood in stools
- Change in bowel habits
- Persistent abdominal pain
- Lump in the abdomen
- Unexplained weight loss
- Anaemia
Risk Factorsย
Persons who are / have:ย
- 50 years and above
- Family history of colorectal cancer or polyps
- In๏ฌammatory bowel disease
- High animal fat diet
- Sedentary lifestyle
- Smokers
- Metabolic syndrome
- Obese or high BMI
What You Can Doย
If you have an average risk of colon cancer, consider screening when you reach 50 years old. Those with a family history of this cancer should consider screening earlier.ย
