The cea level is a tricky thing doctors use it as a guide, not a diagnostic tool. "colon cancer stage 3b but after surgery cea level dropped from 13 to 1.8 what does it mean?" For example, carcinoembryonic antigen (CEA) is a tumor marker used in colon cancer, yet only 70-80% of colon cancers make CEA. Colon cancer most often spreads to the liver, but it can also spread to other places like the lungs, brain, peritoneum (the lining of the abdominal cavity), or to distant lymph nodes. Worried about rising CEA levels. A rising CEA level indicates progression or recurrence of the cancer. However, there’s less evidence about how well CEA levels predict prognosis in metastatic CRC. For several decades, the level of carcinoembryonic antigen (CEA) in tumor tissue has been used to predict prognosis (length of survival) in early-stage colorectal cancer. The cancer had not gotten out of the colon area. I was diagnosed with colon cancer in 2009. Posted by Dianne @diannechildress, May 31, 2017. Carcinoembryonic antigen (CEA) surveillance is recommended in patients with colorectal cancer (CRC) for detection of potentially resectable metastases. Introduction: CEA and CA 19-9 are the most common tumor associated antigens used in the staging of patients with rectal cancer and other parts of the colon. “The best use of CEA is as a tumor marker, especially for cancers of the gastrointestinal tract. Only 25% of early stage colon cancers have a raised CEA.   However, a 2017 study found survival rates for those with stage 4 colon cancer that metastasized to the liver and were candidates for removal of the liver metastases at the same time as colon surgery improved to up to 70%  . 1,2 In patients with appropriate symptoms, a highly increased CEA concentration (> 5 times the upper limit of normal) is considered strongly suggestive of cancer. Also, changes in CEA levels are often used to watch for cancer recurrence. Stage 4 colon cancer is classified into two categories, stage 4A and 4B: 4A stage. We did blood screening through the Mayo clinic and they came back that I had a predisposition for polyposis. CEA is an antigen (small protein) that is found on the surface of many types of cancer cells and high levels of CEA can be detected in the blood of some patients with cancer and the developing fetus. Stage IV colon cancers have spread from the colon to distant organs and tissues. The current 5-year survival rate for stage 4 colon cancer, according to the American Cancer Society, is 14%. At that time they removed 1/3 of my colon. It would be expected that patients with stage I colon cancer may have undetectable CEA that … Saturday, November 14, 2009. Goal: of this study was to evaluate the value of CEA and CA 19-9 in serum of patients with colon cancer and prove its place in the diagnostic staging. This means 20-30% of people with colon cancer will not have a raised CEA level. The CEA is measured in the blood and the normal range is <2.5 ng/ml in an adult non-smoker and <5.0 ng/ml in a smoker. Colon Cancer Stage IV ... One thing is for certain, my CEA level is going up and that does not mean good things so even if I don't stop the chemo it will only mean maybe going back on folfox-6 regimen and being even sicker again. Stage 4. This stage indicates that cancer has spread to one distant site, such as the liver or lungs. So lots to think about, anger and resentment to get over and depression to try and recover from. Treating stage IV colon cancer. Karen and Stage 4 Colon Cancer Living with it...and without it. When the CEA level is abnormally high before surgery or other treatment, it is expected to fall to normal following successful surgery to remove all of the cancer.
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