Young-Nam Woo

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PURPOSE To evaluate clinical outcomes of failed pelvic arterial embolization (PAE) and determine predictive factors associated with this failure in the treatment of postpartum hemorrhage (PPH). MATERIALS AND METHODS This retrospective study included all consecutive patients who underwent PAE for life-threatening PPH between March 2004 and January 2011 at(More)
Renal hemangioma is an uncommon benign tumor which usually causes painless or painful gross hematuria. Its preoperative diagnosis is extremely difficult or even impossible. We experienced three cases of renal hemangioma, located mainly at the pelvocalyceal junction or in the inner medulla. US demonstrated variable echogenecity, and CT revealed a lack of(More)
PURPOSE To retrospectively compare safety and effectiveness of embolic agents polyvinyl alcohol (PVA) particles versus n-butyl-2-cyanoacrylate (NBCA) for bronchial artery embolization (BAE) for control of hemoptysis. MATERIALS AND METHODS Institutional review board approved this retrospective study; informed consent was waived. From January 2005 to(More)
The present report describes percutaneous drainage involving puncture of a sinus tract in 14 patients with inaccessible postoperative abdominal abscesses. In eight patients, a sinus tract formed by a previously placed surgical drain was percutaneously punctured under ultrasound guidance. In six patients, a sinus tract was accessed under fluoroscopic(More)
This study aimed to evaluate the safety and efficacy of percutaneous radiological jejunostomy (PRJ) and stent placement in patients with malignant small bowel obstructions (MSBO). A total of 21 patients (mean age 60 years) with single (n = 4) or multiple (n = 17) MSBO underwent PRJ following jejunopexy. The medical records and imaging studies were(More)
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