D. Y. Choi

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BACKGROUND AND OBJECTIVES Percutaneous occlusion of patent ductus arteriosus (PDA) has become increasingly attractive with the evolution of devices and techniques. We reviewed results for percutaneous occlusion of PDA using various devices in a single center. SUBJECTS AND METHODS A retrospective review was done for 118 consecutive procedures performed in(More)
PURPOSE Meckel's diverticulum (MD) has various clinical manifestations, and diagnosis or selectection of proper diagnostic tools is not easy. This study was conducted in order to assess the clinical differences of MD diagnosed by scintigraphic and non-scintigraphic methods and to find the proper diagnostic tools. METHODS We conducted a retrospective(More)
PURPOSE Pulmonary arterial hypertension (PAH) is an orphan disease showing poor prognosis. The purpose of study was to evaluate clinical factors influencing outcomes in PAH. MATERIALS AND METHODS Patients who were diagnosed with PAH at a single center were reviewed retrospectively. Forty patients (34.9±14.5 years, 80% of female) were enrolled. RESULTS(More)
PURPOSE To compare the effectiveness of device closure and medical therapy in prevention of recurrent embolic event in the Korean population with cryptogenic stroke and patent foramen ovale (PFO). MATERIALS AND METHODS Consecutive 164 patients (men: 126 patients, mean age: 48.1 years, closure group: 72 patients, medical group: 92 patients) were enrolled.(More)
BACKGROUND AND OBJECTIVES In Kawasaki disease (KD), high dose intravenous immunoglobulin (IVIG) significantly lowers the coronary complications. However, some patients either do not respond to initial therapy or develop coronary complications. We aimed to identify the predictive factors for unresponsiveness to initial IVIG therapy and coronary artery(More)
Decreased exercise capacity after Fontan surgery is relatively common and the failure of the Fontan state gradually increases with age. However, there is no further treatment for patients with Fontan circulation. Pulmonary vasodilation therapy is an effective method to solve this problem because pulmonary vascular resistance is a major factor of the Fontan(More)
Chronic obstructive pulmonary disease (COPD) is one of the causes of cor pulmonale. Cor pulmonale patients with pulmonary hypertension have a significant lower survival rate than patients without. However, there is no conclusive treatment options in cor pulmonale and pulmonary hypertension associated with COPD until now. We report a patient with cor(More)
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