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Imaging Predictors of Survival in Patients with Single Small Hepatocellular Carcinoma Treated with Transarterial Chemoembolization

Park C, Kim JH, Kim PH, Kim SY, Gwon DI, Chu HH, Park M, Hur J, Kim JY, Kim DJ

Objective: Clinical outcomes of patients who undergo transarterial chemoembolization (TACE) for single small hepatocellular carcinoma (HCC) are not consistent, and may differ based on certain imaging findings. This retrospective study...
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Hepatic atrophy treatment with portal vein embolization to control intrahepatic duct stenosis-associated cholangitis

Hwang S, Ko GY, Gwon DI

We present two cases of hepatic atrophy treatment with portal vein embolization (PVE) to control intractable cholangitis. The first case was a 60-year-old male who was admitted for repeated episodes of...
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Percutaneous Biliary Metallic Stent Insertion in Patients with Malignant Duodenobiliary Obstruction: Outcomes and Factors Influencing Biliary Stent Patency

Kwon JH, Gwon DI, Kim JW, Chu HH, Kim JH, Ko GY, Yoon HK, Sung KB

Objective: To investigate the technical and clinical efficacy of the percutaneous insertion of a biliary metallic stent, and to identify the factors associated with biliary stent dysfunction in patients with...
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Percutaneous Thrombin Injection for the Treatment of Post-Procedural Iatrogenic Pseudoaneurysms

Park S, Shin JH, Ko GY, Gwon DI, Ko HK, Kim JW

PURPOSE: To report our clinical experience of thrombin injection for iatrogenic pseudoaneurysms of peripheral arteries with or without balloon dilatation and coil embolization as adjunctive techniques. MATERIALS AND METHODS: A total...
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Update on Transarterial Chemoembolization with Drug-Eluting Microspheres for Hepatocellular Carcinoma

Nouri YM, Kim JH, Yoon HK, Ko HK, Shin JH, Gwon DI

Conventional transcatheter arterial chemoembolization (c-TACE) is a widely used first-line palliative treatment for patients with unresectable hepatocellular carcinoma (HCC). Despite the effectiveness of c-TACE, to date, technique and procedure scheduling...
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A Prospective Randomized Comparison of a Covered Metallic Ureteral Stent and a Double-J Stent for Malignant Ureteral Obstruction

Kim JW, Hong B, Shin JH, Park J, Kim JH, Gwon DI, Ryu MH, Ryoo BY

OBJECTIVE: To compare the safety and efficacy between a covered metallic ureteral stent (CMS) and a double-J ureteral stent (DJS) for the treatment of a malignant ureteral obstruction (MUO). MATERIALS AND...
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Percutaneous Metallic Stent Placement for Palliative Management of Malignant Biliary Hilar Obstruction

Shim DJ, Gwon DI, Han K, Kim Y, Ko GY, Shin JH, Ko HK, Kim JH, Kim JW, Yoon HK, Sung KB

OBJECTIVE: To investigate the outcomes of percutaneous metallic stent placements in patients with malignant biliary hilar obstruction (MBHO). MATERIALS AND METHODS: From January 2007 to December 2014, 415 patients (mean age,...
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Lipiodol brain embolism through right inferior phrenic artery-pulmonary vein shunt after transcatheter arterial chemoembolization

Jang EH, Kim ET, Choi WS, Gwon DI

Lipiodol brain embolism is a rare complication associated with transcatheter arterial cheomoembolization (TACE). The present case describes a patient with lipiodol brain embolism who presented with several symptoms, including drowsy...
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Double-Stent System with Long Duodenal Extension for Palliative Treatment of Malignant Extrahepatic Biliary Obstructions: A Prospective Study

Gwon DI, Ko GY, Kim JW, Ko HK, Yoon HK, Sung KB

OBJECTIVE: To investigate the technical safety and clinical efficacy of a double-stent system with long duodenal extension in patients with malignant extrahepatic biliary obstruction. MATERIALS AND METHODS: This prospective study enrolled...
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Plug-Assisted Retrograde Transvenous Obliteration for the Treatment of Gastric Varices: The Role of Intra-Procedural Cone-Beam Computed Tomography

Gwon DI, Ko GY, Kwon YB, Yoon HK, Sung KB

OBJECTIVE: To investigate the technical and clinical outcomes of plug-assisted retrograde transvenous obliteration (PARTO) for the treatment of gastric varices (GV) and to evaluate the role of intra-procedural cone-beam computed...
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Efficacy of Prophylactic Uterine Artery Embolization before Obstetrical Procedures with High Risk for Massive Bleeding

Ko HK, Shin JH, Ko GY, Gwon DI, Kim JH, Han K, Lee SW

OBJECTIVE: To evaluate the safety and efficacy of prophylactic uterine artery embolization (UAE) before obstetrical procedures with high risk for massive bleeding. MATERIALS AND METHODS: A retrospective review of 29 female...
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Surgical Removal of Migrated Coil after Embolization of Jejunal Variceal Bleeding: A Case Report

Kim J, Lee D, Oh K, Lee M, So S, Yang DH, Kim CW, Gwon DI, Chung YH

Jejunal variceal bleeding is less common compared with esophagogastric varices in patients with portal hypertension. However, jejunal variceal bleeding can be fatal without treatment. Treatments include surgery, transjugular intrahepatic porto-systemic...
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Interventional radiologic approach to hilar malignant biliary obstruction

Gwon DI

Biliary obstruction due to advanced hepatic hilar malignancy is difficult to treat, both surgically and non-surgically, using endoscopic or percutaneous drainage. Since only about 10% to 20% of patients are...
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Percutaneous Unilateral Biliary Metallic Stent Placement in Patients with Malignant Obstruction of the Biliary Hila and Contralateral Portal Vein Steno-Occlusion

Son RC, Gwon DI, Ko HK, Kim JW, Ko GY

OBJECTIVE: To investigate the outcomes of percutaneous unilateral metallic stent placement in patients with a malignant obstruction of the biliary hila and a contralateral portal vein steno-occlusion. MATERIALS AND METHODS: Sixty...
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Prognostic effect of preoperative sequential transcatheter arterial chemoembolization and portal vein embolization for right hepatectomy in patients with solitary hepatocellular carcinoma

Choi JH, Hwang S, Lee YJ, Kim KH, Ko GY, Gwon DI, Ahn CS, Moon DB, Ha TY, Song GW, Jung DH, Lee SG

BACKGROUNDS/AIMS: Both preoperative transcatheter arterial chemoembolization (TACE) alone and portal vein embolization (PVE) alone have a detrimental prognostic effect on the post-resection outcomes in patients with hepatocellular carcinoma (HCC). The...
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Erratum: Therapeutic induction of hepatic atrophy for isolated injury of the right anterior sectoral duct following laparoscopic cholecystectomy

Hwang S, Yoon SY, Jung SW, Namgoong J, Park GC, Gwon DI, Lee SG

The authors want to correct the title because this article.
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Safety and Efficacy of Transarterial Nephrectomy as an Alternative to Surgical Nephrectomy

Choe J, Shin JH, Yoon HK, Ko GY, Gwon DI, Ko HK, Kim JH, Sung KB

OBJECTIVE: To evaluate the safety and efficacy of transarterial nephrectomy, i.e., complete renal artery embolization, as an alternative to surgical nephrectomy. MATERIALS AND METHODS: This retrospective study included 11 patients who...
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Transcatheter Arterial Chemoembolization for Infiltrative Hepatocellular Carcinoma: Clinical Safety and Efficacy and Factors Influencing Patient Survival

Han K, Kim JH, Yoon HM, Kim EJ, Gwon DI, Ko GY, Yoon HK, Ko HK

OBJECTIVE: To evaluate the safety and efficacy of transcatheter arterial chemoembolization (TACE) in patients with infiltrative hepatocellular carcinoma (HCC) and to identify the prognostic factors associated with patient survival. MATERIALS AND...
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Management of Bleeding Uterine Arteriovenous Malformation with Bilateral Uterine Artery Embolization

Kim T, Shin JH, Kim J, Yoon HK, Ko GY, Gwon DI, Yang H, Sung KB

  • KMID: 2386464
  • Yonsei Med J.
  • 2014 Mar;55(2):367-373.
PURPOSE: To evaluate the technical feasibility and clinical outcome of bilateral uterine artery embolization (UAE) as a first-line therapeutic option for bleeding uterine arteriovenous malformation (AVM). MATERIALS AND METHODS: Between 2002...
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Covered Stent Placement for the Treatment of Malignant Superior Vena Cava Syndrome: Is Unilateral Covered Stenting Safe and Effective?

Cho Y, Gwon DI, Ko GY, Ko HK, Kim JH, Shin JH, Yoon HK, Sung KB

OBJECTIVE: To evaluate the safety and efficacy of unilateral covered stent placement in patients with malignant superior vena cava (SVC) syndrome. MATERIALS AND METHODS: Between October 2008 and November 2012, expanded...
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