Suspected Symptoms of Colon Cancer: Warning Signs

Early detection of colon cancer significantly improves treatment outcomes. However, symptoms in the early stages are often subtle or nonexistent, making them easy to overlook. Below are the key symptoms to watch for and advice on when to consult a doctor.

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Symptoms Suggesting Colon Cancer

1. Changes in Stool Color
   • Persistent dark or black stools.
   • Frequent blood in the stool.
2. Changes in Bowel Habits
   • Sudden constipation or diarrhea lasting more than two weeks.
   • A continuous feeling of incomplete bowel movements.
3. Abdominal Pain or Discomfort
   • Repeated, unexplained abdominal pain.
   • Persistent bloating or discomfort.
4. Unexplained Weight Loss
   • Significant, unintended weight loss.
5. Fatigue and Anemia
   • Persistent fatigue and signs of anemia without an apparent cause.

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When to See a Doctor

The following situations require prompt medical attention:

1. Symptoms Lasting Over Two Weeks
   • If symptoms such as constipation, diarrhea, abdominal pain, or blood in the stool persist or worsen.
2. Family History
   • If you have a family history of colon cancer or hereditary colon cancer syndromes.
3. Age 50 and Older
   • Particularly if you have never undergone a colonoscopy or if symptoms are present.
4. Pre-existing Conditions
   • If you have inflammatory bowel diseases such as Crohn’s disease or ulcerative colitis.

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Tips for Prevention

• Regular Screening: Essential for individuals aged 50 and above or those with a family history of colon cancer.
• Healthy Diet: Focus on fiber-rich foods and limit processed meat intake.
• Exercise: Regular physical activity helps reduce the risk.

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Conclusion

If you notice any of these symptoms, it is crucial to consult a gastroenterologist or internist as soon as possible. Early diagnosis is key to improving treatment success rates.

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Symptoms of Stomach Cancer and When to See a Doctor

Harvard Health Publishing