Esophageal cancer occurs in the esophagus which is a long hollow tube that runs from the throat to the stomach. The esophagus carries the food that is swallowed all the way to the stomach to be digested. Esophageal cancer usually begins in the cells that line the inside of the esophagus. Cancer happens when some of the cells multiply in an abnormal way, causing a growth called a tumor to form. Tumors can be benign (not cancerous) or malignant (cancerous). They can occur in any part of the body where the cells multiply abnormally. Esophageal cancer is not common...
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