Symptoms and signs of colon cancer most commonly include blood in the stool or a change in bowel habits.1,2,3

  • Visible blood in the stool or a darkening of stool color as a result of the presence of blood.
  • A change in bowel habits.
    • Diarrhea, constipation or a feeling that the bowel does not completely empty.
  • Pencil thin or narrowing of stool.
  • Bloating or frequent gas pains, fullness, or cramps.
  • Unexplained weight loss.
  • Fatigue
  • Vomiting

Next: Risk Factors for Colon Cancer

References

1 American Cancer Society. Cancer Facts & Figures 2017.

2 https://onlinelibrary.wiley.com/doi/full/10.1002/cncr.32347

3 National Comprehensive Cancer Network. NCCN Clinical Practice Guidelines in Oncology. Colon Cancer. V.3.2008. © National Comprehensive Cancer Network, Inc. 2008. NCCN® and NATIONAL COMPREHENSIVE CANCER NETWORK® are registered trademarks of National Comprehensive Cancer Network, Inc.

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