Colectomy. The primary treatment for colon cancer is surgery. The part of the large bowel with cancer is removed, along with surrounding lymph nodes. Removal of the colon is called a colectomy. The remaining bowel is then joined together. Joining the bowel is called an anastomosis.
variants: or distention play \ dis-Ëten-chÉn \ medical Definition of distension : the act of distending or the state of being distended especially unduly or abnormally no noticeable distension of the abdomen
Freebase(0.00 / 0 votes)Rate this definition: Dispersion. In optics, dispersion is the phenomenon in which the phase velocity of a wave depends on its frequency, or alternatively when the group velocity depends on the frequency. Media having such a property are termed dispersive media.