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  1. Article

    Open Access

    Splenic Vein Diameter is a Risk Factor for the Portal Venous System Thrombosis After Partial Splenic Artery Embolization

    Portal venous system thrombosis is a complication of partial splenic artery embolization, and pre-treatment risk assessment is thus important. The purpose of this study was to identify the risk factors for por...

    Satoyuki Ogawa, Akira Yamamoto, Atsushi Jogo in CardioVascular and Interventional Radiology (2021)

  2. No Access

    Article

    Risk Factors for Rebleeding and Prognostic Factors for Postoperative Survival in Patients with Balloon-Occluded Retrograde Transvenous Obliteration of Acute Gastric Variceal Rupture

    Balloon-occluded retrograde transvenous obliteration (B-RTO) has shown great potential in controlling acute gastric variceal hemorrhage, although rebleeding related to the procedure may occur in a small percen...

    Ken Kageyama, Norifumi Nishida in CardioVascular and Interventional Radiology (2014)

  3. Article

    Open Access

    Factors Associated with Aggravation of Esophageal Varices after B-RTO for Gastric Varices

    To retrospectively evaluate risk factors for aggravation of esophageal varices (EV) within 1 year after balloon-occluded retrograde transvenous obliteration (B-RTO) of gastric varices (GV) and to clarify suita...

    Atsushi Jogo, Norifumi Nishida in CardioVascular and Interventional Radiology (2014)

  4. No Access

    Article

    Radiofrequency Ablation of Liver Tumors in Combination with Local OK-432 Injection Prolongs Survival and Suppresses Distant Tumor Growth in the Rabbit Model with Intra- and Extrahepatic VX2 Tumors

    To evaluate survival and distant tumor growth after radiofrequency ablation (RFA) and local OK-432 injection at a single tumor site in a rabbit model with intra- and extrahepatic VX2 tumors and to examine the ...

    Ken Kageyama, Akira Yamamoto, Tomohisa Okuma in CardioVascular and Interventional Radiology (2013)

  5. No Access

    Article

    Systemic Artery to Pulmonary Artery Fistula Associated with Mitral Regurgitation: Successful Treatment with Endovascular Embolization

    We present the case of a 60-year-old woman with symptomatic mitral regurgitation caused by a left-to-right shunt via anastomoses consisting of microfistulae, most likely of inflammatory origin, between the rig...

    ** Iwazawa, Kenji Nakamura, Masao Hamuro in CardioVascular and Interventional Radiology (2008)

  6. No Access

    Article

    Dual Balloon-Occluded Retrograde Transvenous Obliteration of Gastric Varix Draining into the Left Adrenal Vein and Left Inferior Phrenic Vein

    A 66-year-old woman with a gastric varix, draining into a dilated left adrenal vein and a left inferior phrenic vein, was treated with dual balloon-occluded retrograde transvenous obliteration (B-RTO). Under b...

    Norifumi Nishida, Teruhisa Ninoi in CardioVascular and Interventional Radiology (2004)

  7. No Access

    Article

    A Dedicated Z-Stent for Acquired Saber-Sheath Tracheobronchomalacia

    The tracheobronchial lumen has a continuous horseshoe arch morphology. We formed Z-stents accordingly to support the weakened cartilagenous portions. With this type of stent we treated a patient with acquired...

    Kazushi Kishi, Hisashi Kobayashi Fujimoto in CardioVascular and Interventional Radiology (1997)

  8. No Access

    Article

    Experimental TIPS with spiral Z-stents in swine with and without induced portal hypertension

    To assess the suitability of spiral Z-stents for transjugular intrahepatic portosystemic shunt (TIPS) and the influence of portal hypertension on shunt patency in young swine.

    Kimihiko Kichikawa, Richard R. Saxon in CardioVascular and Interventional Radiology (1997)

  9. No Access

    Article

    Dependency of tissue necrosis on gelatin sponge particle size after canine hepatic artery embolization

    To determine the optimal size of gelatin sponge particles (GSPs) to produce maximum tumor necrosis with minimum side effects after canine hepatic artery embolization (HAE).

    Tetsuo Sonomura, Ryusaku Yamada in CardioVascular and Interventional Radiology (1997)

  10. No Access

    Article

    Post-TIPS hepatic encephalopathy treated by occlusion balloon-assisted retrograde embolization of a coexisting spontaneous splenorenal shunt

    A 51-year-old man with posthepatitis cirrhosis underwent a transjugular intrahepatic portosystemic shunt (TIPS) for bleeding of recurrent esophageal varices. The patient had a coexisting, spontaneous, splenore...

    Yasukazu Shioyama M.D., Kiyoshi Matsueda in CardioVascular and Interventional Radiology (1996)

  11. No Access

    Article

    Treatment of malignant tracheobronchial stenosis by Dacron mesh-covered Z-stents

    Z-stents partially covered with an expandable Dacron mesh into which epinephrine and thrombin were infiltrated, were used to reopen both mainstem bronchi, stenosed by bronchogenic carcinoma and to deliver hemo...

    Kazushi Kishi M.D., Hisashi Kobayashi in CardioVascular and Interventional Radiology (1994)

  12. No Access

    Article

    Treatment of malignant tracheobronchial stenosis by Dacron mesh-covered Z-stents

    Z-stents partially covered with an expandable Dacron mesh into which epinephrine and thrombin were infiltrated, were used to reopen both mainstem bronchi, stenosed by bronchogenic carcinoma and to deliver hemo...

    Kazushi Kishi M.D., Hisashi Kobayashi in CardioVascular and Interventional Radiology (1994)