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The Role of Imaging for GI Bleeding: ACG and SAR Consensus Recommendations
Neil Sengupta1, David M Kastenberg1, David H Bruining1
1From the Department of Gastroenterology and Hepatology, University of Chicago Pritzker School of Medicine, Chicago, Ill (N.S.); Department of Gastroenterology and Hepatology (D.M.K.) and Department of Radiology (F.F.G., H.V.N.), Thomas Jefferson University Hospital, Philadelphia, Pa; Department of Gastroenterology and Hepatology (D.H.B.) and Department of Radiology (M.L.W., A.K., J.L.F.), Mayo Clinic, 200 First St SW, Rochester, MN 55905; Department of Gastroenterology and Hepatology (M.L.) and Department of Radiology (B.R.D.), NYU Langone Medical Center, New York, NY; Department of Gastroenterology and Hepatology, Mayo Clinic Arizona, Scottsdale, Ariz (J.A.L.); Department of Radiology, Beth Israel Deaconess Medical Center, Boston, Mass (O.R.B., V.R.); Department of Radiology, Massachusetts General Hospital, Boston, Mass (M.S.G., M.A.A.); Department of Radiology, Boston University Medical Center, Boston, Mass (J.A.S., A.G.); Department of Radiology, Asan Medical Center, Seoul, South Korea (S.H.P.); Department of Radiology, Warren Alpert Medical School of Brown University, Rhode Island Hospital, Providence, RI (D.C.Y., D.J.G.); Department of Radiology, Pontificia Universidad Católica de Chile, Santiago, Chile (A.H.); Department of Radiology, Duke University Medical Center, Durham, NC (B.C.A.); Department of Radiology, William Beaumont University Hospital, Royal Oak, Mich (F.S.); and Department of Radiology, Stanford University School of Medicine, Stanford, Calif (J.R.T.).
Gastrointestinal (GI) bleeding requires prompt diagnosis. This review clarifies radiologic imaging techniques, offering consensus statements for optimal use alongside endoscopy in managing GI bleeding.
Area of Science:
- Gastroenterology and Radiology
- Medical Imaging Techniques
- Gastrointestinal Diagnostics
Background:
- Gastrointestinal (GI) bleeding is a leading cause of hospitalization in the US.
- Timely diagnosis and treatment are crucial for patient outcomes and healthcare cost reduction.
- Existing guidelines for radiologic imaging in GI bleeding vary, causing confusion.
Purpose of the Study:
- To review radiologic examinations for evaluating GI bleeding.
- To compare the advantages and limitations of these techniques against endoscopic examinations.
- To provide consensus statements and recommendations on radiologic technique utilization.
Main Methods:
- Expert panel review of radiologic examinations for GI bleeding.
- Detailed analysis of nomenclature, technique, performance, advantages, and limitations.
- Comparative assessment with gastrointestinal endoscopy.
Main Results:
- Comprehensive overview of CT angiography, catheter angiography, CT/MR enterography, and nuclear medicine scans.
- Highlights variability in current guideline recommendations for radiologic test utilization.
- Presents consensus statements on technical parameters and optimal use of imaging.
Conclusions:
- Radiologic imaging plays a vital, complementary role to endoscopy in diagnosing GI bleeding.
- Standardized recommendations are needed to address guideline variability.
- This expert consensus aims to guide effective utilization of radiologic techniques for GI bleeding.
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