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What are symptoms of stage IV colon cancer?

ANSWER

Many people with colon cancer don’t have symptoms. The disease, at any stage, may cause:

Other symptoms you have depend on where the cancer has spread. Colon cancer most often spreads to the liver, lungs, and peritoneum (the lining of the abdomen).

  • Blood (usually dark red or black) in the stool
  • Constipation and diarrhea
  • Long, thin, pencil-like stools
  • Fatigue and weakness
  • Abdominal pain or bloating
  • Weight loss of 10 pounds or more when you haven't changed your diet and exercise habits
  • Nausea and vomiting

SOURCES:

American Cancer Society: "Do we know why cancers metastasize to bones?" "Frequently Asked Questions About Colonoscopy and Sigmoidoscopy," "Reasons for delays in getting your biopsy and cytology test results," "Signs and Symptoms of Bone Metastases," "Signs and Symptoms of Cancer," "What is Metastatic Cancer?"

American Society of Clinical Oncology: "Colorectal Cancer Diagnosis," "Reading a Pathology Report."

Beating Bowel Cancer: "Peritoneal metastases."

Cancer Research UK: "Bowel Cancer Symptoms," "Secondary Cancer in the Lung."

Cleveland Clinic: "Colorectal Cancer."

Colorectal Cancer Association of Canada: "Symptoms."

Johns Hopkins Medicine: "Colorectal Cancer That Has Spread to the Liver."

Memorial Sloan Kettering Cancer Center: "About Liver Metastases."

Reviewed by Nayana Ambardekar on September 17, 2019

SOURCES:

American Cancer Society: "Do we know why cancers metastasize to bones?" "Frequently Asked Questions About Colonoscopy and Sigmoidoscopy," "Reasons for delays in getting your biopsy and cytology test results," "Signs and Symptoms of Bone Metastases," "Signs and Symptoms of Cancer," "What is Metastatic Cancer?"

American Society of Clinical Oncology: "Colorectal Cancer Diagnosis," "Reading a Pathology Report."

Beating Bowel Cancer: "Peritoneal metastases."

Cancer Research UK: "Bowel Cancer Symptoms," "Secondary Cancer in the Lung."

Cleveland Clinic: "Colorectal Cancer."

Colorectal Cancer Association of Canada: "Symptoms."

Johns Hopkins Medicine: "Colorectal Cancer That Has Spread to the Liver."

Memorial Sloan Kettering Cancer Center: "About Liver Metastases."

Reviewed by Nayana Ambardekar on September 17, 2019

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Where can colon cancer spread to?

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