What is the most common presenting symptom of colon cancer?

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What symptoms did you have before being diagnosed with colon cancer?

Diarrhea, constipation, or feeling that the bowel does not empty completely. General abdominal discomfort, such as frequent gas pains, bloating, fullness and/or cramps. Constant feeling of fatigue or tiredness. New onset anemia diagnosed on routine lab work.

How long do colon cancer symptoms last?

The most common symptoms were rectal bleeding (58%), abdominal pain (52%), and change in bowel habits (51%); the majority had anemia (57%) and occult bleeding (77%). The median duration of symptoms (from onset to diagnosis) was 14 wk (interquartile range 5-43).

What are usually the first symptoms of colon?

Common local symptoms include:

  • Constipation.
  • Diarrhea.
  • Alternating diarrhea and constipation, or other changes in bowel habits.
  • Rectal bleeding or blood in the stool.
  • Abdominal bloating, cramps or discomfort.
  • A feeling that the bowel doesn’t empty completely.
  • Stools that are thinner than normal.

What does your stool look like if you have colon cancer?

Usually, the stools (poop) of the patients with colon cancer may have the following characteristics: Black poop is a red flag for cancer of the bowel. Blood from in the bowel becomes dark red or black and can make poop stools look like tar. Such poop needs to be investigated further.

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Does colon cancer show up in blood work?

No blood test can tell you if you have colon cancer. But your doctor may test your blood for clues about your overall health, such as kidney and liver function tests. Your doctor may also test your blood for a chemical sometimes produced by colon cancers (carcinoembryonic antigen, or CEA).

How do you rule out colon cancer?

In addition to a physical examination, the following tests may be used to diagnose colorectal cancer.

  • Colonoscopy. …
  • Biopsy. …
  • Biomarker testing of the tumor. …
  • Blood tests. …
  • Computed tomography (CT or CAT) scan. …
  • Magnetic resonance imaging (MRI). …
  • Ultrasound. …
  • Chest x-ray.

How long can you live with untreated colon cancer?

The results showed the median survival of patients to be 24 months (range 16–42). One-year survival was found to be 65% while the 2-year survival was found to be 25%.

Is there pain with colon cancer?

Abdominal Cramps

Colon cancer occurs in the large intestine, which can affect bowel habits. This change in bowel habits can lead to cramping, bloating and abdominal pain and could be an indicator of colon cancer.

Can you feel colon cancer with your finger?

In this exam, your doctor will put his or her gloved finger into your rectum to feel for growths. It’s not painful. However, it can be uncomfortable.

Do you always lose weight with colon cancer?

More than half of people diagnosed with colon cancer have no symptoms. Symptoms such as a change in stool, rectal bleeding, abdominal pain and unexplained weight loss can all signal colon cancer.

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