Fig. 10From: Electronic cleansing of tagged residue in CT colonography: what radiologists need to knowApparent size reduction of a 10-mm submerged pedunculated polyp, located in the ascending colon, due to EC. a The size of the polyp is largest in the unsubtracted colon window (9.8 mm). b After EC, the polyp’s size decreased to 9.5 mm. c, d In the soft tissue window, the polyp size decreased from 7.0 mm before EC to 6.4 mm after EC.Back to article page