Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Dec 21, 2009; 15(47): 5907-5915
Published online Dec 21, 2009. doi: 10.3748/wjg.15.5907
Table 5 Screening methods
Type of methodMethod
Stool testsFor presence of occult blood (FOBT)
Guaiac-based (gFOBT)
Immunochemical (iFOBT)
For presence of abnormal DNA
Endoscopic examinationsFlexible sigmoidoscopy (FS) colonoscopy
Radiologic examinationsComputed tomographic colonography (CTC)
Double contrast barium enema (DCBE)