The word polyp refers to any overgrowth of tissue from the surface of mucous membranes. Polyps come in a variety of shapes--round, droplet, and irregular being the most common; and they affect various parts of the body--the intestines, the nasal...

In zoology, a polyp is one of two forms of individuals found in many species of cnidarians. The two are the polyp or hydroid and the medusa. Polyps are approximately cylindrical, elongated on the axis of the body. The aboral end is attached either to...

Doctors found no cancer in the five small growths removed from President Bush's colon, the White House said Monday.The growths, called polyps, were found during a routine cancer scan that Bush underwent Saturday at the Camp David presidential retreat. Examinations showed the growths were benign...

Japanese Crown Prince Naruhito successfully underwent surgery at a Tokyo hospital Wednesday to remove a benign growth from his small intestine, the doctors treating him said."The surgery was performed smoothly as planned and ended successfully," said palace physician Dr. Ichiro Kanazawa. "The crown prince woke...

Doctors removed five small growths from President Bush 's colon Saturday after he temporarily transferred the powers of his office to Vice President Dick Cheney under the rarely invoked 25th Amendment.The polyps, extra tissue growing inside the large intestine, were found during a routine colon...

Doctors removed five small growths from President Bush 's colon Saturday after he temporarily transferred the powers of his office to Vice President Dick Cheney under the rarely invoked 25th Amendment.The polyps, extra tissue growing inside the large intestine, were found during a routine colon...