The New England Journal of Medicine
e-mail icon  FREE NEJM E-TOC    HOME   |   SUBSCRIBE   |   CURRENT ISSUE   |   PAST ISSUES   |   COLLECTIONS   |    Advanced Search
Sign in | Get NEJM's E-Mail Table of Contents — Free | Subscribe
 
Correspondence
PreviousPrevious
Volume 358:88-90 January 3, 2008 Number 1
NextNext

CT Colonography versus Colonoscopy for the Detection of Advanced Neoplasia

Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

 Sign up for free e-toc
 

This Article
-Full Text
- PDF
-PDA Full Text
-Purchase this article

Tools and Services
-Add to Personal Archive
-Add to Citation Manager
-Notify a Friend
-E-mail When Cited
-E-mail When Letters Appear

More Information
-Related Article
by Kim, D. H.
-PubMed Citation
To the Editor: We raise two issues regarding the nonrandomized comparison of computed tomographic colonography (CTC) and optical colonoscopy (OC) reported by Kim et al. (Oct. 4 issue).1 First, the prevalence of cancer in the OC group (0.1%) was 10 to 20% of the expected prevalence, whereas the prevalence of cancer in the CTC group was more consistent with that in a screening population.2,3 Since the symptom prevalence in the groups was equal, the unequal cancer prevalence suggests that the OC group had more patients with prior negative screening, which is associated with low rates of cancer and advanced adenomas.4 . . . [Full Text of this Article]



HOME  |  SUBSCRIBE  |  SEARCH  |  CURRENT ISSUE  |  PAST ISSUES  |  COLLECTIONS  |  PRIVACY  |  TERMS OF USE  |  HELP  |  beta.nejm.org

Comments and questions? Please contact us.

The New England Journal of Medicine is owned, published, and copyrighted © 2009 Massachusetts Medical Society. All rights reserved.