WASHINGTON (AP) - The polyp removed from President Joe Biden's colon last week was a benign, slow-growing but potentially pre-cancerous lesion that required no further action, his doctor said in a follow-up memo.The specimen, a tubular adenoma, was similar to one removed from Biden in 2008, Dr.
Kevin C. O'Connor, physician to the president, wrote in a memo released Wednesday by the White House. Routine surveillance, which normally calls for another colonoscopy in seven to 10 years, was recommended, he wrote.RELATED: Biden undergoes routine colonoscopy, Harris briefly in powerThe Mayo Clinic defines a colon polyp as a small clump of cells that forms on the lining of the colon.