title: Role of CT colonography in colorectal cancer screening: risks and benefits.
abstract: The purpose of this article is to review recent developments in the role of CT colonography with an emphasis on colorectal cancer screening. An introduction to the concept and method of CT colonography is given as well as a summary of the data on performance of CT colonography. Furthermore, details on side effects, efficacy and cost-effectiveness and the possible role of extracolonic findings are provided. The impact CTC could have on colonoscopy and other possible indications of the method are also mentioned.
authors.affiliation: Ruhr-Universität Bochum, Medizinische Klinik, Knappschaftskrankenhaus, In der Schornau 23-25, Bochum, Germany.
authors.forename: Christian P
authors.initials: CP
authors.lastname: Pox
authors.forename: Wolff
authors.initials: W
authors.lastname: Schmiegel
mesh_terms: D000368:Aged; D002400:Cathartics; D023881:Colonography, Computed Tomographic / Q000009:adverse effects / Q000191:economics / Q000379:methods*; D015179:Colorectal Neoplasms / Q000000981:diagnostic imaging* / Q000191:economics; D003362:Cost-Benefit Analysis; D055088:Early Detection of Cancer / Q000009:adverse effects / Q000191:economics / Q000379:methods*; D006801:Humans; D008875:Middle Aged; D057240:Patient Preference
chemical_list: D002400:Cathartics