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how colon cancer develops

A 38-year-old member asked:
Dr. Eric Kaplan
41 years experience Colon and Rectal Surgery
From polyps usually: Almost all colon cancers start off as a polyp, hence the push for colonoscopy screening looking for polyps. Only 20% of colon cancers are hereditary, ... Read More

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A 61-year-old member asked:
Dr. Arthur Heller
42 years experience Gastroenterology
Means cancer ofcolon: What else do you want to know?
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6 thanks
A 30-year-old member asked:
Dr. Eric Kaplan
41 years experience Colon and Rectal Surgery
See below: Colon cancer usually develops from a polyp which is an abnormal growth of abnormal cells ultimately leading to colon cancer with or without spread to ... Read More
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2 thanks
A 50-year-old male asked:
Dr. David Rothfeld
36 years experience Radiology
Abnormal growth: Colon cancer is an abnormal growth of cells that line the inside part of the wall of the large intestine(colon).
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2 thanks
A 47-year-old member asked:
Dr. Prashant Sinha
18 years experience General Surgery
Lymph nodes: Lymph nodes are the way colon cancer cells usually escape the colon. It can grow through the colon into the surroundings. Finally it can move from lym ... Read More
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4 thanks
A 45-year-old member asked:
Dr. Edward Gold
43 years experience Internal Medicine
Genes: Most colon cancers are not inherited. However, there is a subset which is associated with inherited genetic abnormalities such as hereditary polyposis ... Read More
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4 thanks
A 52-year-old member asked:
Dr. Simon Kimm
15 years experience Urology
Colon more specific: The intestinal tract is composed of the small intestine, large intestine or colon, and rectum. Virtually all cancers of this system arise in the colon ... Read More
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2 thanks
A 33-year-old member asked:
Dr. Marianne DiNapoli
7 years experience Obstetrics and Gynecology
Polyps.: Polyps (adenomas) are small, benign masses that can form within the colon. The life cycle of the mucus membranes of the colon becomes disrupted, eithe ... Read More
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2 thanks
A 39-year-old member asked:
Dr. Sidney Vinson
26 years experience Gastroenterology
Colonoscopy: The best way to detect and definatively diagnosis colon cancer is with a colonoscopy.
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1 thank
A 39-year-old member asked:
Dr. Michael Samach
49 years experience Gastroenterology
If spread: Usually doesn't rarely can spread to the lining of the abdominal cavity or obstruct the liver.
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1 comment
A 38-year-old member asked:
Dr. Robert Uyeda
44 years experience General Surgery
Anything: Is possible, but this is very unlikely. Colon cancer usually metastasize to liver, lungs, or sometimes brain.
A 51-year-old member asked:
Dr. Robert Uyeda
44 years experience General Surgery
Depends on : Stage at diagnosis. Early cancers have excellent prognosis, whereas more advanced stages have poorer outlook. This is exactly why screening is impor ... Read More
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1 thank
A 47-year-old member asked:
Dr. Edward Gold
43 years experience Internal Medicine
It depends: Some cancers grow slowly and others rapidly. At this point we cannot predict what will happen on an individual basis but as we learn more about the bi ... Read More
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2 thanks
A 37-year-old female asked:
Dr. Ed Friedlander
43 years experience Pathology
Potassium wasting: Your colon ordinarily is involved some in ridding your body of potassium, and some colon cancers and infamously the "villous adenoma" precancer can pu ... Read More
A 53-year-old member asked:
Dr. Scott Browning
29 years experience Colon and Rectal Surgery
No, not needed: The good news is that you don't absolutely need your colon. For most colon cancers, the amount of colon that needs to be removed will not be missed.
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1 thank
A 37-year-old female asked:
Dr. Joey Bluhm
16 years experience General Surgery
It can: If the cancer perforates the wall of the colon allowing feces to spill into localized area, an abscess can form. This more commonly happens with dive ... Read More
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5 thanks
A 54-year-old member asked:
Dr. Carlos Encarnacion
34 years experience Medical Oncology
Good question but: ..Impossible to answer with certainty. Different cancers will behave differently so the real focus should be to detect the cancer early or even before ... Read More
A 55-year-old member asked:
Dr. Mark Hoepfner
38 years experience General Surgery
Metatstatic: Metastatic means cancer cells spreading or moving to other sites. Breast cancer cells can spread via lymphatics to lymph nodes. Breast cancer cells ca ... Read More
A 41-year-old member asked:
Dr. Devon Webster
21 years experience Medical Oncology
One mutant cell: One normal cell inside your breast mutates (becomes abnormal), and begins to grow. The normal "stop" signal that tell a cell to stop dividing doesn't ... Read More
A 37-year-old female asked:
Dr. Gurmukh Singh
48 years experience Pathology
Obstruction: Cancer can obstruct the flow of fecal matter in the colon and the obstruction may become severe enough to cause obstruction. The cancer may be ring sh ... Read More
A 52-year-old male asked:
Dr. Tracy Berg
31 years experience General Surgery
Cancer recurrance: Cancer can recur unfortunately. Recurrence rates vary. Monitoring with your cancer team is the best way to manage this issue. Monitoring programs are ... Read More
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1 thank
A 41-year-old member asked:
Dr. Devon Webster
21 years experience Medical Oncology
One mutant cell: One normal cell inside your breast mutates (becomes abnormal), and begins to grow. The normal "stop" signal that tell a cell to stop dividing doesn't ... Read More
A 48-year-old member asked:
Dr. David Dang
13 years experience Radiology
See below: The colon is part of the gastrointestinal tract. The colon is also referred to as the large intestine. The small intestine is the bowels between the s ... Read More

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

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