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. 2011 Mar 20;4(2):43–50. doi: 10.4021/gr291e

Table 1. Histological Classification of Polyps Evaluated for Colon Location.

All Cecum Ascending Transverse Descending Sigmoid Rectum
N (%) N (%) N (%) N (%) N (%) N (%) N (%)
Hyperplastic 50 (29.8) 2 (10) 13 (35.2) 5 (26.3) 7 (24.1) 18 (41.9) 5 (25)
Tubular Adenoma 97 (57.7) 13 (65) 18 (48.6) 14 (73.7) 18 (62.1) 23 (53.5) 11 (55)
Villous Adenoma 1 (0.6) 1 (5) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0)
Tubulovillous Adenoma 8 (4.7) 0 (0) 4 (10.8) 0 (0) 0 (0) 2 (4.6) 2 (10)
Malignant 6 (3.6) 3 (15) 0 (0) 0 (0) 1 (3.4) 0 (0) 2 (10)
Other 6 (3.6) 1 (5) 2 (5.4) 0 (0) 3 (10.4) 0 (0) 0 (0)
Totals 168 (100) 20 (11.9) 37 (22) 19 (11.3) 29 (17.3) 43 (25.6) 20 (11.9)