Why is right sided colon cancer worse?
Patients with right-sided colon cancer had more advanced tumor stages, higher T-stages, had more regional lymph nodes retrieved, a higher grading, more often mucinous carcinomas, were more often Caucasian or African-American, were older, less often married, and were more often female (all P < 0.001).
What side is colon cancer usually on?
Most polyps and cancers appear on the left side of the colon. In the left or descending colon, where the channel is narrow, the cancer usually grows around the colon wall and encircles it. Left-sided colon cancer typically constricts the bowel channel, causing partial blockage.
Is right side colon cancer curable?
Overall five-year survival for this group of patients with right-sided tumors was 66 percent for stage II disease and 56 percent for stage III cancer. In comparison, survival rates were 70 percent and 60 percent for patients with left-sided stage II and III cancers.
How long can you survive with untreated colon cancer?
The results showed the median survival of patients to be 24 months (range 16–42). One-year survival was found to be 65% while the 2-year survival was found to be 25%.
Does right-sided colon cancer hurt?
Cancers arising from the left side of the colon generally cause bleeding, or in their late stages may cause constipation, abdominal pain, and obstructive symptoms. On the other hand, right-sided colon lesions may produce vague abdominal aching, but are unlikely to present with obstruction or altered bowel habit.
Where do you have pain if you have colon cancer?
Colon cancer can cause both constipation and diarrhea. A person may feel cramp-like pain in the stomach. The stool may be streaked or mixed with blood. In rectal cancer, the most common symptom is usually bleeding when going to the bathroom.
How do I know if I had colon cancer?
Blood in the stool that is either bright red, black or tarry. Unintentional weight loss. Stools that are narrower than usual. Diarrhea, constipation, or feeling that the bowel does not empty completely.
Can your colon hurt on right side?
Appendicitis. If your appendix becomes inflamed, it causes appendicitis. This appendage is located where the small and large intestines meet, on the right side of the body, and therefore causes right side abdominal pain.
How long is the right side of colon?
Together, they are about 6 to 8 inches long. The colon begins on the right side of your body (the proximal colon) at the end of the small intestine and travels upwards toward your head. It crosses across your body (the transverse colon) and then descends downwards toward the rectum.
Is there a right and left colon?
The right colon consists of the cecum, ascending colon, hepatic flexure and the right half of the transverse colon. The left colon consists of the left half of the transverse colon, splenic flexure, descending colon, and sigmoid.
What is the right side of colon called?
The ascending colon is the first section. It is located in the digestive tract between the end of the small intestine and the second part of the colon, the transverse colon. It is also sometimes called the right colon.