... Stages I and II. Local resection can be used to remove small tumors (usually less than 1 centimeter or ½ inch) that do not involve the sphincter. ...
http://www.cancer.org/cancer/analcancer/detailedguide/anal-cancer-treating-by-stage
... The urethral sphincter squeezes the urethra shut and provides urinary control. ... control stool (feces), called the external and internal anal sphincters. ...
http://www.cancer.org/cancer/cancerglossary/index.aspx?letter=s
... urodynamic study Search [yur-o-die-NAM-ick]. test to evaluate function of the bladder muscle and sphincters. See also bladder, sphincter. ...
http://www.cancer.org/cancer/cancerglossary/index.aspx?letter=u
... exercise. It is usually caused by problems with the muscular valve that keeps urine in the bladder (the bladder sphincter). ...
http://www.cancer.org/cancer/prostatecancer/detailedguide/prostate-cancer-treating-surgery
... lymph nodes. In most cases, local resection preserves the sphincter (the muscular ring that opens and closes the anus). This ...
http://www.cancer.org/cancer/analcancer/detailedguide/anal-cancer-treating-surgery
... food or liquid coming toward it. This muscle is called the upper esophageal sphincter. The lower part of the esophagus ...
http://www.cancer.org/cancer/esophaguscancer/detailedguide/esophagus-cancer-what-is-cancer-of-the-esophagus
... For instance, studies are now looking at implanting an artificial bowel sphincter in people who have an extensive APR. ...
http://www.cancer.org/cancer/analcancer/detailedguide/anal-cancer-new-research
http://www.cancer.org/cancer/cancerglossary/index.aspx?letter=S
http://www.cancer.org/cancer/cancerglossary/index.aspx?letter=U
... As the stool enters the rectum, we feel the need to have a bowel movement. The anal sphincter muscle is like a valve that allows us to control this. ...
http://www.cancer.org/acs/groups/cid/documents/webcontent/002870-pdf.pdf
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