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In 2020, more than 1.9 million people globally were diagnosed with colorectal cancer, also known as colon cancer or bowel cancer. That number is projected to jump to 3.2 million colorectal cancer ...
However, past stage two, when the cancer is still localized but is growing, chemotherapy is considered, particularly if it has perforated the colon and/or appears at risk of resurging after surgery.
When caused by cancer, bowel perforation typically requires surgery, including resection of blood and lymph supply to the cancerous area when possible. When perforation is at the site of the tumor, the perforation may be contained in the tumor and self resolve without surgery. However, surgery may be required later for the malignancy itself.
Treatment options for DMMR colorectal cancer can be tricky. On one hand, it tends to be more resistant to chemotherapy, but researchers have now been making inroads with immunotherapy ...
The signs and symptoms of colorectal cancer depend on the location of the tumor in the bowel, and whether it has spread elsewhere in the body ().The classic warning signs include: worsening constipation, blood in the stool, decrease in stool caliber (thickness), loss of appetite, loss of weight, and nausea or vomiting in someone over 50 years old. [15]
Colectomy as treatment for colorectal cancer also includes lymphadenectomy, or removal of surrounding lymph nodes, which may be done for staging of the cancer or removal of cancerous nodes. [11] More extensive lymphadenectomy is sometimes accomplished by the removal of the mesocolon , the fatty tissue adjacent to the colon, which contains blood ...