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Colorectal cancer (CRC), also known as bowel cancer, colon cancer, or rectal cancer, is the development of cancer from the colon or rectum (parts of the large intestine). [5] Signs and symptoms may include blood in the stool , a change in bowel movements , weight loss, abdominal pain and fatigue. [ 9 ]
The American Cancer Society recommends that all adults over 45 be tested regularly for colon cancer, even if they have no symptoms. People older than 50 are still at a greater risk of developing ...
Signs and symptoms are not mutually exclusive, for example a subjective feeling of fever can be noted as sign by using a thermometer that registers a high reading. [7] Because many symptoms of cancer are gradual in onset and general in nature, cancer screening (also called cancer surveillance) is a key public health priority. This may include ...
Longitudinally opened freshly resected colon segment showing a cancer and four polyps. Plus a schematic diagram indicating a likely field defect (a region of tissue that precedes and predisposes to the development of cancer) in this colon segment. The diagram indicates sub-clones and sub-sub-clones that were precursors to the tumors.
The colorectal adenoma is a benign glandular tumor of the colon and the rectum. It is a precursor lesion of the colorectal adenocarcinoma ( colon cancer ). [ 1 ] [ 2 ] [ 3 ] They often manifest as colorectal polyps .
Many seborrheic keratoses on the back of a person with Leser–Trélat sign due to colon cancer. The Leser–Trélat sign is the explosive onset of multiple seborrheic keratoses [1] (many pigmented skin lesions), [2] [3] often with an inflammatory base. This can be a sign of internal malignancy as part of a paraneoplastic syndrome. In addition ...
Libbie Ashworth was in 6th grade, had back pain, constipation, blood in stool. Doctors dismissed her. Stage 4 colorectal cancer. Lynch syndrome, DPD deficency.
Inflammatory bowel disease (IBD) is a group of inflammatory conditions of the colon and small intestine, with Crohn's disease and ulcerative colitis (UC) being the principal types. [3] Crohn's disease affects the small intestine and large intestine, as well as the mouth, esophagus, stomach and the anus, whereas UC primarily affects the colon ...