Purpose: To study the effectiveness of prophylactic embolization of hepaticoenteric arteries to prevent gastrointestinal complications during radioembolization.
Methods: A PubMed, Embase and Cochrane literature search was performed. We included studies assessing both a group of patients with and without embolization.
Results: Our search revealed 1401 articles of which title and abstract were screened. Finally, eight studies were included investigating 1237 patients. Of these patients, 456 received embolization of one or more arteries. No difference was seen in the incidence of gastrointestinal complications in patients with prophylactic embolization of the gastroduodenal artery (GDA), right gastric artery (RGA), cystic artery (CA) or hepatic falciform artery (HFA) compared to patients without embolization. Few complications were reported when microspheres were injected distal to the origin of these arteries or when reversed flow of the GDA was present. A high risk of confounding by indication was present because of the non-randomized nature of the included studies.
Conclusion: It is advisable to restrict embolization to those hepaticoenteric arteries that originate distally or close to the injection site of microspheres. There is no conclusive evidence that embolization of hepaticoenteric arteries influences the risk of complications.
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http://dx.doi.org/10.1007/s00270-016-1310-9 | DOI Listing |
J Vasc Interv Radiol
February 2017
Division of Interventional Radiology, H-3646 Stanford University Medical Center, 300 Pasteur Drive, Stanford, CA 94305-5642.
Purpose: To evaluate safety of resin microsphere radioembolization (RE) without prophylactic embolization of the gastroduodenal artery (GDA).
Materials And Methods: Between July 2013 and April 2015, all patients undergoing RE with resin microspheres for liver-dominant metastatic disease were treated without routine embolization of the GDA. Selective embolization of distal hepaticoenteric vessels was performed if identified by digital subtraction angiography, cone-beam computed tomography, or technetium-99m macroaggregated albumin scintigraphy.
Cardiovasc Intervent Radiol
September 2016
Department of Radiology, Mayo Clinic, Jacksonville, 32224, Florida, USA.
Cardiovasc Intervent Radiol
May 2016
Division of Radiology and Nuclear Medicine, University Medical Center Utrecht, Heidelberglaan 100, 3584 CX, Utrecht, The Netherlands.
Purpose: To study the effectiveness of prophylactic embolization of hepaticoenteric arteries to prevent gastrointestinal complications during radioembolization.
Methods: A PubMed, Embase and Cochrane literature search was performed. We included studies assessing both a group of patients with and without embolization.
J Nucl Med
August 2015
Division of Hematology and Oncology, Department of Medicine, Robert H. Lurie Comprehensive Cancer Center, Northwestern University, Chicago, Illinois
Unlabelled: Current standard practice for radioembolization treatment planning makes use of nuclear medicine imaging (NMI) of (99m)Tc-macroaggregated albumin ((99m)Tc-MAA) arterial distributions for the assessment of lung shunting and extrahepatic uptake. Our aim was to retrospectively compare NMI with mapping angiography in the detection and localization of extrahepatic (99m)Tc-MAA and to evaluate the typical and atypical findings of NMI in association with catheter placement.
Methods: One hundred seventy-four patients underwent diagnostic angiography in preparation for radioembolization.
Cardiovasc Intervent Radiol
April 2014
Department of Radiology and Nuclear Medicine, University of Magdeburg, Leipziger Strasse 44, 39120, Magdeburg, Germany,
Purpose: To evaluate the effectiveness of proximal embolization of the gastroduodenal artery (GDA) using the Amplatzer Vascular Plug 4 (AVP 4) compared with pushable coils to avoid hepaticoenteric collaterals of the GDA stump, which may serve as pathways for nontarget embolization.
Materials And Methods: One hundred thirty-four patients scheduled for 90-yttrium radioembolization (Y-90 RE) using either plugs (n = 67) or standard coils (n = 67) for GDA occlusion were retrospectively analyzed. Parameters recorded were length of the perfused GDA stump, distance device to the GDA origin, perfused proximal side branches after embolization, and durability of vessel occlusion at Y-90 RE.
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