adenomatous colon polyps

                                          Size (cm)
                                 < 1         1-2         > 2
                                 ---------------------------

                 tubular          1%         10%         34%

                 mixed (TV)       4%          9%         45%

                 villous         10%         10%         54%

• most colon polyps (90%) are hyperplastic (size < 5 mm)

© 2002, C.E. Kahn, Jr.
2002-04-18