Education

• Graduated from Hanyang University College of Medicine,
  obtained a master\'s degree from Hanyang University Graduate School, and
  obtained a doctorate from Hanyang University Graduate School

Professional Career

• Director of the Pediatric Cardiology Department at Sejong Hospital
  ; Visiting Professor at Boston Children\'s Hospital, Harvard
  Medical School; Visiting
  Professor at Children\'s
  Hospital, University of Michigan Medical School; Director of the Pediatric Cardiology Department at Gil Hospital; Director of the Department of Pediatrics and Cardiovascular Center at Jeju
  Halla Hospital; Currently, Director of the Pediatrics and Adolescent Department at Bucheon Sejong Hospital
  ; Director of the Pediatrics and Adolescent Department at Incheon Sejong Hospital

Others

• - 13 cases including the first non-surgical closure of ventricular septal defects in Korea (Amplatzer device)
  - More than 1,500 cases of non-surgical treatment (interventional cardiac catheterization) for congenital heart disease
  - Invited speaker at more than 80 domestic and international academic conferences
  - Activities as a pediatric heart disease counselor on Naver Knowledge iN

Key Publications

• 1. Transcatheter closure of perimembranous ventricular septal defect using Amplatzer ductal occluder. Catheter Cardiovasc Interv 2013;82:1141-1146
  
  2. The echocardiographic paradox index in patients with a repaired tetralogy of Fallot. Scandinav Cardiovasc J, 2014; 48: 85–90
  
  3. Factors associated with right ventricular dilatation and dysfunction in patients with chronic pulmonary regurgitation after repair of tetralogy of Fallot: Analysis of magnetic resonance imaging data from 218 patients. J Thorac Cardiovasc Surg 2014;148:2589-96
  
  4. Giant aneurysm of a major aortopulmonary collateral artery in a 56-year-old woman. J Thorac Cardiovasc Surg. 2014;148(6):3242-3
  
  and 95 other papers