Prospective Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. May 28, 2016; 22(20): 4936-4945
Published online May 28, 2016. doi: 10.3748/wjg.v22.i20.4936
Table 2 Overview of the molecular testing results n (%)
MarkerLocalizationAdvanced adenoma1Early carcinoma2Late carcinoma3
MSIProximal0 (0)5 (20)7 (24.14)
Distal0 (0)0 (0)0 (0)
Rectum0 (0)0 (0)0 (0)
CIMPProximal13 (30.95)15 (65.22)16 (59.25)
Distal7 (16.28)10 (45.45)6 (35.29)
Rectum2 (13.33)11 (50.22)8 (47.06)
BRAFProximal7 (10.94)4 (17.39)7 (24.14)
Distal1 (1.49)0 (0.00)0 (0.00)
Rectum4 (17.39)1 (4.20)2 (11.11)
KRASProximal25 (35.71)11 (44.00)15 (51.72)
Distal28 (43.08)11 (44.00)4 (23.53)
Rectum12 (50.00)10 (41.67)7 (38.88)
APCProximal24 (35.82)5 (20.83)5 (17.24)
Distal22 (34.38)8 (34.78)6 (37.5)
Rectum9 (37.50)7 (29.17)8 (44.44)
TP53Proximal5 (7.46)8 (33.33)8 (27.59)
Distal2 (3.13)8 (34.78)8 (50.00)
Rectum1 (4.17)11 (45.83)10 (55.55)