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Doctor insights on: Colonoscopy Colorectal Cancer

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Possibility of colorectal cancer in younger people. Which persons should get colonoscopy <50 years?

Possibility of colorectal cancer in younger people.  Which persons should get colonoscopy <50 years?

Colonoscopy <50 y o: There are several nationally-recognized colonoscopy screening guidelines. Most agree the following patients under 50 year old should undergo colonoscopy:1) afro-american males at age 45; 2) familial syndromes that predispose to early colon ca (fap, lynch syndromes, etc.); 3) inflammatory bowel of longstanding; 4) history of colon ca or adenomatous polyps at young age; 5) other select settings. ...Read more

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Dr. Herbert Hoover
240 doctors shared insights

Colorectal Cancer (Definition)

Colorectal cancer is cancer of the colon or rectum. The cells lining the colon or rectum become abnormal and grow uncontrollably. They start as polyps. Symptoms include blood in the stool, constipation, loss of appetite, and weight loss. This cancer can be prevented through early screening, if a polyp is detected during a colonoscopy and excised. Additionally, a high fiber diet with plenty of water and a ...Read more


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Can you have colorectal cancer w/o polyps? Can colorectal cancer grow where it cannot be seen by colonoscopy? If yes, How are these diagnosed?

Can you have colorectal cancer w/o polyps? Can colorectal cancer grow where it cannot be seen by colonoscopy? If yes, How are these diagnosed?

Possible bt unlikely: Dear Brand: Most colon cancers are visible with a colonoscopy either as a polyp or as a mass of some sort. However, there are some that are just not in the colon and only show up somewhere else like the liver. While this is certainly possible it is rare and it is typically found with a CT scan done for some other reason. But this is definitely not common. Hope this helps. All the best, Ariel. ...Read more

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How can you diagnose nonpolyposis colorectal cancer discovered if there are no polyps to detect during sigmoi/colonoscopy?

How can you diagnose nonpolyposis colorectal cancer discovered if there are no polyps to detect during sigmoi/colonoscopy?

See below: Nonpolyposis cancer is an hereditary cancer. If your family has this then you need colonoscopies frequenstly i would have them evey 1-2 years because if and when you get a polyp it will then become a cancer. ...Read more

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Mom is 52. Smokes 2-3 cigs a day. Does she need to get screening colonoscopy even without symptoms? What are chances of colorectal cancer?

Mom is 52. Smokes 2-3 cigs a day. Does she need to get screening colonoscopy even without symptoms? What are chances of colorectal cancer?

Needs colonoscopy : Studies have shown that all normal-risk individuals should have a screening colonoscopy starting at age 50 and repeated at least every 10 years if no polyps are found. All polyps should be removed. If there is a positive family history for colon cancer, screening should start at an earlier age. There is about a 5% lifetime risk of developing colon cancer. ...Read more

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I'm 30.Afraid of colorectal cancer due to rectal bleeding+other symptoms.Can PCP order virtual colonoscopy or must I visit gastro? is virtual good?

I'm 30.Afraid of colorectal cancer due to rectal bleeding+other symptoms.Can PCP order virtual colonoscopy or must I visit gastro? is virtual good?

Colonoscopy: Virtual colonoscopy has value but w/the symptoms you mention you need a real one, which will yield more information. Your PCP can refer you to a gastro, which is the type of doc you would be best served by. Peace and good health. ...Read more

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How can I distnguish between bleeding piles and colorectal cancer other than undergoing colonscopy?

How can I distnguish between bleeding piles and colorectal cancer other than undergoing colonscopy?

A good exam: Willexam will usually do the trick. A thorough physical examination with an anoscopy can diagnose piles or hemorrhoids. If the exam does not detect anything you need a colonoscopy. ...Read more

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Dr. Hung Khong Dr. Khong
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What sort of disease is colorectal cancer?

Dr. Hung Khong Dr. Khong
14 doctors agreed:
What sort of disease is colorectal cancer?

Large bowel cancer: Colon and rectum form the large intestine (large bowel). Cancer of the large intestine is generally called colorectal cancer. Specifically, cancer of the colon is colon cancer. Cancer of the rectum is rectal cancer. People over 50 should have screening colonoscopy or occult blood test. Treatment for stages 1, 2, and 3 are mainly surgery. Chemo is for stages 3 and 4, and some stage 2. ...Read more

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What are the symptoms of colorectal cancer?

What are the symptoms of colorectal cancer?

Varied: Lesions of the right colon hard to dx early since bowel content is liquified. On left side, content is solid and if lesion present, obstruction occurs if lesion circumferential or bleeding noted from irritation of hard stool against lesion. On rt. as well as left side ideal time to define is before symptoms by routine colonoscopy ...Read more

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What are my chances of recovery from colorectal cancer?

What are my chances of recovery from colorectal cancer?

Stages?: Early stage colon ca is curable. Recovery varies depends on the extent of your surgery +/- additional treatment. Find a good surgeon and an oncologist to help you through this fight. ...Read more

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How are the survival rates for colorectal cancer known?

How are the survival rates for colorectal cancer known?

Statistics: Most states collect cancer data that provide the basis for incidence, mortality and survival rates. ...Read more

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Is colorectal cancer always fatal?

Is colorectal cancer always fatal?

No: Most early colon cancers have a very high success rate of long term survival rate. More advanced cancers that spread to other sites do not have the same success rates, but can still live for years. ...Read more

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What is the pathology of colorectal cancer ?

Adenocarcinoma: Colorectal cancer is usually adenocarcinoma that developed from a underlying polyp. For details on staging visit http://www.Cap.Org/apps/cap.Portal?_nfpb=true&cntvwrptlt_actionoverride=%2fportlets%2fcontentviewer%2fshow&_windowlabel=cntvwrptlt&cntvwrptlt%7bactionform.Contentreference%7d=committees%2fcancer%2fcancer_protocols%2fprotocols_index.Html&_state=maximized&_pagelabel=cntvwr. ...Read more

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Who should get screened for colorectal cancer?

Who should get screened for colorectal cancer?

Everyone, most >50: Most people are considered "average risk" for colorectal cancer, and should begin screening @ 50, typically with a colonoscopy. Some people at increased risk, such as those with inflammatory bowel disease or a family history of colorectal cancer. These people may need screening at a younger age-generally 10 yrs earlier than the age when their relative got colon cancer. Talk w/ your doctor. ...Read more

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What are the signs and symptoms of colorectal cancer?

What are the signs and symptoms of colorectal cancer?

None: Usually there are no symptoms. Later can develop intestinal or rectal bleeding, anemia, weight loss, intestinal blockage, change in bowel movements, etc. ...Read more

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What can be done about a stoma and colorectal cancer?

What can be done about a stoma and colorectal cancer?

May be temporary: Most stomas that are created following colorectal surgery are temporary. The permanent colostomies are performed when the tumor involves rectal sphincter and an APR is performed. Otherwise the diversion performed is to protect an anastomosis and can be closed several months later when the suture line has healed. A colostomy is also performed when there is bowel obstruction and diversion needed. ...Read more

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What methods are used to screen a person for colorectal cancer?

What methods are used to screen a person for colorectal cancer?

'scopes, X-rays, etc: A number of different screening tests are available for colon ca. They include colonoscopy, flexible sigmoidoscopy, double-contrast barium enema, ct colonography (virtual colonoscopy), and fecal occult blood testing. The pro's and con's of each are described here: http://www.Cancer.Gov/cancertopics/factsheet/detection/colorectal-screening in general, colonoscopy is considered the "gold standard". ...Read more

Dr. Amanda Xi Dr. Xi
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Is it possible to have colorectal cancer without having polyps?

Dr. Amanda Xi Dr. Xi
5 doctors agreed:
Is it possible to have colorectal cancer without having polyps?

Possible: For a small percentage of colon cancers caused by lynch syndrome (also known as hnpcc - hereditary nonpolyposis colon cancer), there is an absence of polyps. ...Read more

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How likely is it that I have colorectal cancer if my dad had it?

How likely is it that I have colorectal cancer if my dad had it?

More likely.: Most colon cancer is from adenomatous polyps. Hereditary nonpolyposis colon cancer comes from hmsh2 and hmlh1 genes on chromosomes 2 and 3 respectively which repair dna. These have mutations that can lead to colon and other cancers. Diagnosis needs three or more relatives with colon cancer, with one being a first degree relative, >1 case before 50, and >=2 generations. ...Read more

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Dr. Barry Rosen
4,491 doctors shared insights

Cancer (Definition)

Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more


Dr. Amrita Dosanjh
4 doctors shared insights

Pet Colorectal Cancer Diagnosis (Definition)

Pet scanning is used for staging of a variety of cancers. Lesions seen on plain scans can be shown to be biologically active of pet scan this then suggests metastatic tumor and stages the disease. If a lesion on plain scan does not "light up" on pet scan, it is ...Read more