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Gallbladder Metastasis of Renal Cell Carcinoma: A Case Report

Kim CG, Kim SH, Cho SH, Ryeom HK

The gallbladder (GB) is a rare site of renal cell carcinoma (RCC) metastasis. To the best of our knowledge, only a few reports of CT findings of GB metastasis exist...
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Transpedal lymphatic embolization for lymphorrhea at the graft harvest site after coronary artery bypass grafting

Cha JG, Lee SY, Hong J, Ryeom HK, Kim GC, Do YW

Lymphorrhea is a rare but potentially severe complication that occurs after various surgical procedures. Untreated lymphorrhea may lead to wound dehiscence, infection, and prolonged hospital stay. Currently, there is no...
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A Case of Pancreatic Pseudocyst with an Atypical Multilocular Appearance on Endoscopic Ultrasound

Park JH, Jung MK, Cho CM, Kim GC, Ryeom HK, Kim SG, Yoon YK, Bae HI

  • KMID: 2284199
  • Gut Liver.
  • 2010 Jun;4(2):270-273.
Pancreatic pseudocysts are focal fluid collections that develop as a result of inflammatory diseases of the pancreas. They are managed conservatively or with a drainage procedure. Their radiological appearance can...
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Detection of the Transition Zone and Adhesions in the Diagnosis of Adhesive Small-bowel Obstruction: the Added Value of Ultrasonography (US) in Comparison with Only CT Imaging

Lim JK, Kim JY, Kim GC, Ryeom HK, Jung HY, Lee HJ, Park JY

  • KMID: 1472134
  • J Korean Soc Ultrasound Med.
  • 2009 Mar;28(1):43-50.
PURPOSE: We aimed to assess retrospectively the benefit of the use of ultrasonography (US) in comparison with the use of only CT imaging for the detection of the transition zone...
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Localized Intrahepatic Bile Duct Dilatation without a Visible Mass or Stone as depicted on CT Images: Findings of Malignancy Prediction

Choi JW, Kim GC, Jeong HY, Lee HJ, Lee JH, Kim JY, Ryeom HK

PURPOSE: This study was performed to evaluate factors that can predict the presence of a malignancy for localized intrahepatic bile duct dilatation without a visible mass or stone as depicted...
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Current Status of Clinical Image Evaluation of Mammograms: Preliminary Report

Gwak YJ, Kim HJ, Lee HJ, Ryeom HK

PURPOSE: To survey the current overall quality of mammograms and to improve Korean standards in comparison to the American College of Radiology (ACR) standards for clinical image evaluations. MATERIALS AND METHODS:...
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An intraperitoneal tuberculous abscess: Computed tomography (CT) findings and clinical course

Ha CY, Kim JY, Kim GC, Ryeom HK, Kim HJ, Lee HJ, Kang DS

  • KMID: 1479576
  • Korean J Med.
  • 2008 Mar;74(3):243-249.
BACKGROUND/AIMS: Intraperitoneal tuberculous abscesses develop infrequently. Because of overlapping features it is difficult to differentiate a tuberculous abscess from carcinomatosis peritonei. The aim of this study was to define the...
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Analysis of the Surgical Outcome and Quality of Life after Pancreaticoduodenectomy for Nonneoplastic Disease

Eun YA, Kim SG, Yun HJ, Kim JY, Kim GC, Ryeom HK, Kim SH, Hwang YJ, Yun YK

  • KMID: 2325119
  • J Korean Surg Soc.
  • 2007 Jul;73(1):48-52.
PURPOSE: Pancreaticoduodenectomy for mass-like lesions that are suspicious of malignancy sometimes reveals only nonneoplastic disease, especially in those cases where adequate tissues for biopsy are unavailable. In this study, we...
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Measurement of the Mucosal Surface Distance in the Early Gastric Cancer Using CT Gastrography

Choi H, Chung HY, Yu W, Ryeom HK, Lee JH, Choi J, Kim HS, Cleary K, Mun SK

  • KMID: 2372828
  • J Korean Gastric Cancer Assoc.
  • 2006 Sep;6(3):161-166.
PURPOSE: Recently, the incidence of early gastric cancer (EGC) patients is rapidly increased in Korea. However, they're often not perceptible by surgical palpation or inspection. The aim of this study...
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The Value of Doppler-ultrasonography and Laboratory Tests as Non-invasive Predictors of the Presence of Esophageal Varices in Patients with Chronic Liver Disease

Jeon SW, Cho CM, Tak WY, Ryeom HK, Kweon YO, Kim SK, Choi YH

  • KMID: 782761
  • Korean J Gastroenterol.
  • 2006 Sep;48(3):180-187.
BACKGROUND/AIMS: Upper gastrointestinal endoscopy is usually recommended for the evaluation of esophageal varices in patients with liver cirrhosis. However, the prevalence of varices is extremely variable. We performed this study...
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Ultrasound-guided Percutaneous Cholecysto-Cholangiography for the Exclusion of Biliary Atresia in Infants

Shin KM, Ryeom HK, Choe BH, Kim KC, Kim JY, Lee JM, Kim HJ, Lee HJ

PURPOSE: The aim of this study is to determine the feasibility and effectiveness of performing an ultrasound-guided percutaneous cholecysto-cholangiogram (PCC) for excluding biliary atresia as the cause of neonatal jaundice. MATERIALS...
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Preoperative Detection of Hepatic Metastases from the colorectal Cancers: Comparison of Dual-phase CT scan, Mn-DPDP enhanced MRI, and combination of CT and MRI

Shin KM, Ryeom HK, Kim JY, Choi GS, Kim HJ, Lee JM, Chang Y, Kim YS, Kang DS

  • KMID: 2116682
  • J Korean Soc Magn Reson Med.
  • 2005 Dec;9(2):109-116.
PURPOSE: To determine the usefulness of additional Mn-DPDP MRI for preoperative evaluation of the patients with colorectal cancers by comparison of dual-phase CT scan, Mn-DPDP enhanced MRI and combination of...
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Feasibility of Ultrasonography and MR Arthrography during Evaluation of Rotator Cuff Injury

Hu JG, Lee J, Ryeom HK

PURPOSE: To evaluate the feasibility of MR arthrography and ultrasonography in evaluating shoulder pain. MATERIALS AND METHODS: The subject group consisted of all patients who visited our institute complaining of shoulder...
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The Effect of Nuclear Overhauser Enhancement in Liver and Heart 31P NMR Spectra Localized by 2D Chemical Shift Technique

Chang Y, Ryeom HK, Lee J, Kim YS, Lee SK, Suh KJ, Bae SJ

  • KMID: 1516316
  • J Korean Soc Magn Reson Med.
  • 2004 Dec;8(2):94-99.
PURPOSE: To investigate the signal enhancement ratio by NOE effect on in vivo 31P MRS in human heart muscle and liver. we also evaluated the enhancement ratios of different phosphorus...
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Quantitative Evaluation of Liver Function with MRI Using Gd-EOB-DTPA

Ryeom HK, Kim SH, Kim JY, Kim HJ, Lee JM, Chang YM, Kim YS, Kang DS

OBJECTIVE: Gadolinium ethoxybenzyl diethylenetriaminepentaacetic acid (Gd-EOB-DTPA) is a newly developed MR contrast agent. After intravenous injection, Gd-EOB-DTPA is gradually taken up by the hepatocytes and eventually excreted via the biliary...
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Extragastrointestinal Stromal Tumor Presenting a Large Multilocular Cystic Mass Arising from the Greater Omentum: A Case Report

Ko ES, Bae K, Jeon KN, Kim JS, You JJ, Ryeom HK, Lee J

Extragastrointestinal stromal tumor (EGIST) has been reported to occur only rarely, and the cases of this disease appearing as cystic masses are also known to be very infrequent. Along with...
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Imaging Findings of Acute Torsion of the Gallbladder: Case Report

Kim SH, Kim JY, Ryeom HK

Torsion of the gallbladder is a rare and acute abdominal condition. Even with the recent advances in radiologic imaging modalities, it is difficult to make a correct preoperative diagnosis of...
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A Case of Acute Adrenal Insufficiency with Bilateral Adrenal Hemorrhagic Infarction due to Ebstein-Barr Virus Infection in a Patient with Asymptomatic Chronic Adrenal Insufficiency

Chung SC, Park SH, Lee JY, Lee SW, Jeong GH, Kim SZ, Bae HI, Ryeom HK, Kim JG, Kweon YO, Ha SW, Kim BW

  • KMID: 1837629
  • J Korean Soc Endocrinol.
  • 2004 Apr;19(2):217-222.
Acute adrenal insufficiency may result from adrenal crisis, hemorrhagic destruction, or the rapid withdrawal of steroids from patient with chronic steroid medication, congenital adrenal hyperplasia or those on other drugs....
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Bezoar Associated with Small Bowel Obstruction: Comparison of CT and US

Bae KS, Jeon KN, Ryeom HK

PURPOSE: To compare the accuracy of computed tomography (CT) and ultrasound (US) in the diagnosis of bezoars in small bowel obstruction. MATERIALS AND METHODS: During a recent eight-year period, 23...
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Usefulness of Digital Subtraction Technique in the Contrast-enhanced Multi-phasic Abdominal MR angiography

Lee HJ, Ryeom HK, Kwon JH, Lee SK, Jang YM, Kim YS, Kim YJ, Kang DS

PURPOSE: To assess the usefulness of digital subtraction contrast-enhanced multi-phase magnetic resonance angiography (MRA) for evaluation of the vessels of the gastrointestinal system. MATERIALS AND METHODS: Twenty-five patients who underwent...
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