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Virtual colonoscopy: past, present, and future.
Abraham H Dachman1, Hiro Yoshida
1Dept of Radiology, The University of Chicago, MC 2026, 5841 South Maryland Avenue, Chicago, IL 60637, USA. ahdachma@midway.uchicago.edu
Radiologic Clinics of North America
|March 28, 2003
Summary
Virtual colonoscopy is a practical technique, especially for patients unable to undergo traditional colonoscopy. Ongoing research is refining its accuracy and defining its role in colon cancer screening.
Area of Science:
- Medical imaging
- Gastroenterology
- Colorectal cancer diagnostics
Background:
- Virtual colonoscopy (VC) is emerging as a viable clinical tool.
- Challenges like learning curve and accuracy are being addressed through advancements.
Purpose of the Study:
- To evaluate the current status and future potential of virtual colonoscopy.
- To highlight its utility in specific patient populations and for screening.
Main Methods:
- Review of advancements in patient preparation.
- Analysis of improvements in scanning techniques and reading methods.
- Inclusion of computer-aided detection (CAD) in method assessment.
Main Results:
- Virtual colonoscopy shows promise as a practical alternative.
- It is particularly suitable for patients with incomplete or contraindicated conventional colonoscopy.
- Its efficacy in average-risk screening requires further validation.
Conclusions:
- Virtual colonoscopy is a developing, practical technique.
- It offers a valuable option for specific patient groups.
- Further research is needed to establish its definitive role in colorectal cancer screening.