"The polyps, or growths in his large intestine, were found during a routine colon cancer scan. They all measured less than a centimeter and none "appeared worrisome," White House spokesman Scott Stanzel said. "

"The colonoscopy, performed at the Camp David presidential retreat, lasted 31 minutes. The polyps have been sent for microscopic examination to the National Naval Medical Center in Bethesda, Md. "

"Results were expected within 72 hours. Most polyps are benign, or noncancerous. But over time, some types of polyps can grow and turn into cancer. To be safe, doctors remove all polyps and test them. "

"Bush invoked the disability clause of the Constitution at 7:16 a.m. EDT and transferred his authority to Cheney, who was at his home on the Chesapeake Bay in St. Michaels, Md., about 30 miles east of Washington. Nothing occurred that required Cheney to take official action during the transfer of power, Stanzel said. "

"The president invoked Section 3 of the 25th Amendment "out of an abundance of caution," Stanzel said. The amendment, approved in 1967, four years after President Kennedy was assassinated, had been used only twice before. "

"The transfer of power took place with letters Bush sent to House Speaker Nancy Pelosi, D-Calif., and Sen. Robert Byrd, D-W.Va., president pro tempore of the Senate. Bush reclaimed the powers at 9:21 a.m. EDT with follow-up letters once the colonoscopy had ended. "

"The president spoke by phone before and after the procedure with first lady Laura Bush, who was in Midland, Texas, celebrating her mother's birthday. After the colon check, Bush had breakfast with chief of staff Joshua Bolten, White House counsel Fred Fielding and national security adviser Stephen Hadley. "

"Later, Bush played with his dogs, Barney and Miss Beazley, and planned a bike ride in the afternoon at the presidential
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