Is colon cancer usually hereditary?
Approximately 5 to 10 percent of colon cancer is hereditary. The major hereditary colon cancer syndromes are Lynch syndrome (previously known as Hereditary Non-Polyposis Colorectal Cancer or HNPCC) and Familial Adenomatous Polyposis (FAP). Other genes have also been implicated in hereditary colon cancer risk.
How do you know if colon cancer is hereditary?
Special genetic tests can find gene mutations linked to these inherited syndromes. If you have a family history of colorectal polyps or cancer or other symptoms linked to these syndromes, you may want to ask your doctor about genetic counseling and genetic testing.
What does poop look like with 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.
What are the odds of getting colon cancer?
Lifetime risk of colorectal cancer
Overall, the lifetime risk of developing colorectal cancer is: about 1 in 23 (4.3%) for men and 1 in 25 (4.0%) for women. A number of other factors (described in Colorectal Cancer Risk Factors) can also affect your risk for developing colorectal cancer.
What are the chances of getting colon cancer if your mother had it?
Having a parent, sibling or child with the disease increases your own lifetime risk from about 5 to 15%. If the relative with cancer is younger than age 50, your risk is even higher. And if you have more than one first-degree relative with colon or rectal cancer, your risk rises even more.
When should you get a colonoscopy if colon cancer runs in your family?
Family members who tested positive for a relevant mutation(s) should start colonoscopy screening during their early 20s, or 2 to 5 years younger than the youngest person in the family with a diagnosis, and repeat it every 1-2 years.
What are the chances of getting colon cancer if your grandfather had it?
If you have familial risk, a single first degree family member (parent or sibling) with colon or endometrial cancer under age 50, your lifetime risk increases to 10-20%. Family history is an important indicator not only because of shared genes, but similar lifestyles too.
What was your first colon cancer symptom?
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 can you live with colon cancer?
For colon cancer, the overall 5-year survival rate for people is 63%. If the cancer is diagnosed at a localized stage, the survival rate is 91%. If the cancer has spread to surrounding tissues or organs and/or the regional lymph nodes, the 5-year survival rate is 72%.