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Gene Regulation and Targeted Therapy in Gastric Cancer Peritoneal Metastasis: Radiological Findings from Dual Energy CT and PET/CT
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Virtual endoscopy of dogs using multi-detector row CT.

Kazutaka Yamada1, Manabu Morimoto, Miori Kishimoto

  • 1Department of Clinical Veterinary Science, Obihiro University of Agriculture and Veterinary Medicine, Obihiro, Japan. kyamada@obihiro.ac.jp

Veterinary Radiology & Ultrasound : the Official Journal of the American College of Veterinary Radiology and the International Veterinary Radiology Association
|August 19, 2007
PubMed
Summary

Virtual endoscopy, using CT scans, offers a skill-independent view of animal digestive tracts but lacks color and biopsy capabilities. Conventional endoscopy remains superior in dogs currently.

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Area of Science:

  • Veterinary Medicine
  • Medical Imaging
  • Gastroenterology

Background:

  • Virtual endoscopy (VE) utilizes computed tomography (CT) data for non-invasive visualization of hollow organs.
  • This technique offers operator independence and novel viewing perspectives compared to traditional endoscopy.

Purpose of the Study:

  • To assess the diagnostic utility and limitations of virtual endoscopy in small animal patients.
  • To compare VE findings with conventional endoscopy in canine subjects.

Main Methods:

  • Ten beagle dogs underwent both conventional endoscopy and multidetector CT-based virtual endoscopy.
  • Virtual endoscopy images were processed using specialized CT data visualization software.
  • Image quality and comparability to conventional endoscopy were evaluated.

Main Results:

  • Virtual endoscopy images showed visual comparability with conventional endoscopic views, particularly at the angular incisure and pylorus.
  • VE offers advantages like multi-angle observation, reduced learning curve, 3D lesion quantification, and potential anesthesia time reduction.
  • Limitations include lack of color, inability to biopsy, poor duodenal visualization, motion artifacts, and inability to assess function.

Conclusions:

  • Conventional endoscopy is currently superior for canine digestive examinations.
  • Virtual endoscopy shows promise as an adjunctive or alternative tool for specific small animal digestive disorders as technology advances.