Optimized Multidetector Computed Tomographic Protocol for the Diagnosis of Active Obscure Gastrointestinal Bleeding: A Feasibility Study

Heiss, Peter and Zorger, Niels and Hamer, Okka W. and Seitz, Johannes and Mueller-Wille, Rene and Koller, Michael and Herold, Thomas and Schoelmerich, Juergen and Feuerbach, Stefan and Wrede, Christian E. (2009) Optimized Multidetector Computed Tomographic Protocol for the Diagnosis of Active Obscure Gastrointestinal Bleeding: A Feasibility Study. JOURNAL OF COMPUTER ASSISTED TOMOGRAPHY, 33 (5). pp. 698-704. ISSN 0363-8715, 1532-3145

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Abstract

Objective: The purpose of this feasibility study was to prospectively evaluate an optimized multidetector computed tomographic protocol for the diagnosis of active obscure gastrointestinal bleeding (OGIB). Methods: Between October 2006 and February 2008, patients admitted for active OGIB were included in this prospective unicenter study. Water was administered orally and rectally as neutral luminal contrast material. A contrast-enhanced 16-row multidetector computed tomography (MDCT) was performed in the arterial and venous phases. Mesenteric digital subtraction angiography was carried out immediately after MDCT as standard of reference. Results: Six patients were included in this study Multidetector computed tomography identified the bleeding site and source in 5 (83%) of the patients. Digital subtraction angiography was performed in 4 patients, and the result was positive in 1 (25%) of the patients. Multidetector computed tomography detected the site and source of bleeding in 2 patients whose digital subtraction angiographic result was negative. Conclusions: The results of this feasibility study indicate that optimized MDCT is an excellent diagnostic tool for the diagnosis of active OGIB.

Item Type: Article
Uncontrolled Keywords: ROW HELICAL CT; CAPSULE ENDOSCOPY; ANGIOGRAPHY; LOCALIZATION; MANAGEMENT; PATIENT; ORIGIN; obscure gastrointestinal bleeding; diagnosis; multidetector computed tomography; angiography
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Innere Medizin I
Medicine > Lehrstuhl für Röntgendiagnostik
Medicine > Zentren des Universitätsklinikums Regensburg > Zentrum für Klinische Studien
Depositing User: Dr. Gernot Deinzer
Date Deposited: 09 Sep 2020 04:57
Last Modified: 09 Sep 2020 04:57
URI: https://pred.uni-regensburg.de/id/eprint/28492

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