R K R Chang

Summary

Affiliation: University of California
Country: USA

Publications

  1. ncbi request reprint Bubble contrast echocardiography in detecting pulmonary arteriovenous shunting in children with univentricular heart after cavopulmonary anastomosis
    R K Chang
    Department of Pediatrics, UCLA School of Medicine, Los Angeles, California, USA
    J Am Coll Cardiol 33:2052-8. 1999
  2. ncbi request reprint Parental preference regarding hospitals for children undergoing surgery: a trade-off between travel distance and potential outcome improvement
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, David Geffen School of Medicine at the University of California Los Angeles, USA
    Can J Cardiol 20:877-82. 2004
  3. ncbi request reprint Comparison of upright and semi-recumbent postures for exercise echocardiography in healthy children
    Ruey Kang R Chang
    Department of Pediatrics, David Geffen School of Medicine at UCLA, Los Angeles, California, USA
    Am J Cardiol 95:918-21. 2005
  4. ncbi request reprint Current practice of exercise stress testing among pediatric cardiology and pulmonology centers in the United States
    R K R Chang
    Department of Pediatrics, David Geffen School of Medicine, UCLA, Los Angeles, CA 90095, USA
    Pediatr Cardiol 27:110-6. 2006
  5. ncbi request reprint Changes in the newborn delivery practice and neonatal outcomes as financing changed in Los Angeles County and Orange County, California
    Ruey Kang R Chang
    Department of Pediatrics, David Geffen School of Medicine, University of California, Los Angeles 90095, USA
    Manag Care Interface 18:53-7, 62. 2005
  6. ncbi request reprint Risk factors for deaths occurring within 30 days and 1 year after hospital discharge for cardiac surgery among pediatric patients
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, David Geffen School of Medicine at UCLA, Los Angeles, CA 90095, USA
    Am Heart J 152:386-93. 2006
  7. doi request reprint Sudden infant death syndrome: changing epidemiologic patterns in California 1989-2004
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, CA 90509, USA
    J Pediatr 153:498-502. 2008
  8. doi request reprint Screening newborns for congenital heart disease with pulse oximetry: survey of pediatric cardiologists
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, 1000 West Carson Street, Box 491, Torrance, CA 90509, USA
    Pediatr Cardiol 30:20-5. 2009
  9. doi request reprint Missed diagnosis of critical congenital heart disease
    Ruey Kang R Chang
    Department of Pediatrics, Division of Cardiology, Harbor UCLA Medical Center, Torrance, CA 90509, USA
    Arch Pediatr Adolesc Med 162:969-74. 2008
  10. pmc Impact of palivizumab on RSV hospitalizations for children with hemodynamically significant congenital heart disease
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, 1000 West Carson Street, Box 491, Torrance, CA 90509, USA
    Pediatr Cardiol 31:90-5. 2010

Research Grants

Collaborators

Detail Information

Publications26

  1. ncbi request reprint Bubble contrast echocardiography in detecting pulmonary arteriovenous shunting in children with univentricular heart after cavopulmonary anastomosis
    R K Chang
    Department of Pediatrics, UCLA School of Medicine, Los Angeles, California, USA
    J Am Coll Cardiol 33:2052-8. 1999
    ....
  2. ncbi request reprint Parental preference regarding hospitals for children undergoing surgery: a trade-off between travel distance and potential outcome improvement
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, David Geffen School of Medicine at the University of California Los Angeles, USA
    Can J Cardiol 20:877-82. 2004
    ..To explore parental preference in the choice between a local and a referral hospital for children undergoing heart surgery...
  3. ncbi request reprint Comparison of upright and semi-recumbent postures for exercise echocardiography in healthy children
    Ruey Kang R Chang
    Department of Pediatrics, David Geffen School of Medicine at UCLA, Los Angeles, California, USA
    Am J Cardiol 95:918-21. 2005
    ..It was found that a semi-recumbent position with back support is superior to an upright position, with no difference in physiologic measurements...
  4. ncbi request reprint Current practice of exercise stress testing among pediatric cardiology and pulmonology centers in the United States
    R K R Chang
    Department of Pediatrics, David Geffen School of Medicine, UCLA, Los Angeles, CA 90095, USA
    Pediatr Cardiol 27:110-6. 2006
    ..Treadmills are used more frequently than cycle ergometers, and Bruce and modified Bruce protocols are commonly used. Most survey respondents measure metabolic parameters during EST...
  5. ncbi request reprint Changes in the newborn delivery practice and neonatal outcomes as financing changed in Los Angeles County and Orange County, California
    Ruey Kang R Chang
    Department of Pediatrics, David Geffen School of Medicine, University of California, Los Angeles 90095, USA
    Manag Care Interface 18:53-7, 62. 2005
    ..The newborn interhospital transfer rate for patients in LAC remained unchanged. The newborn in-hospital mortality rates for both LAC and OC decreased during the study period...
  6. ncbi request reprint Risk factors for deaths occurring within 30 days and 1 year after hospital discharge for cardiac surgery among pediatric patients
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, David Geffen School of Medicine at UCLA, Los Angeles, CA 90095, USA
    Am Heart J 152:386-93. 2006
    ..Little is known regarding the risk factors for early and late death after hospital discharge among pediatric patients undergoing cardiac surgery...
  7. doi request reprint Sudden infant death syndrome: changing epidemiologic patterns in California 1989-2004
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, CA 90509, USA
    J Pediatr 153:498-502. 2008
    ..To evaluate the changes of sudden infant death syndrome (SIDS) epidemiology in California...
  8. doi request reprint Screening newborns for congenital heart disease with pulse oximetry: survey of pediatric cardiologists
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, 1000 West Carson Street, Box 491, Torrance, CA 90509, USA
    Pediatr Cardiol 30:20-5. 2009
    ..This study aimed to evaluate current practices and opinions of pediatric cardiologists in relation to newborn screening for congenital heart disease (CHD) using pulse oximetry...
  9. doi request reprint Missed diagnosis of critical congenital heart disease
    Ruey Kang R Chang
    Department of Pediatrics, Division of Cardiology, Harbor UCLA Medical Center, Torrance, CA 90509, USA
    Arch Pediatr Adolesc Med 162:969-74. 2008
    ..To evaluate the rate and the clinical and demographic characteristics of missed diagnosis of critical congenital heart disease (CCHD)...
  10. pmc Impact of palivizumab on RSV hospitalizations for children with hemodynamically significant congenital heart disease
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, 1000 West Carson Street, Box 491, Torrance, CA 90509, USA
    Pediatr Cardiol 31:90-5. 2010
    ..Considering the high cost of palivizumab administration, the cost-benefit of RSV prophylaxis with palivizumab warrants further investigation...
  11. ncbi request reprint Parental preference for one-stage versus two-stage surgical repair for children with congenital heart disease
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA
    Cardiol Young 13:7-10. 2003
    ..Little is known regarding parental preference for a one-stage complete repair versus a two-staged approach with initial palliation, followed by repair, of the congenital cardiac malformation...
  12. ncbi request reprint Can regionalization decrease the number of deaths for children who undergo cardiac surgery? A theoretical analysis
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, California 90509, USA
    Pediatrics 109:173-81. 2002
    ..To simulate the effects of regionalization of pediatric cardiac surgery, we assessed the impact of reducing the number of pediatric cardiac centers on surgical mortality and patient's travel distance...
  13. ncbi request reprint Echocardiographic findings of hypertrophic cardiomyopathy in children after orthotopic liver transplantation
    R K Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, California 90509, USA
    Pediatr Transplant 5:187-91. 2001
    ..The effect of tacrolimus on HCM development may be acute and temporary. More data are needed to determine the incidence of HCM in children on tacrolimus therapy and to establish guidelines for clinicians who follow-up these children...
  14. ncbi request reprint Hospitalizations for Kawasaki disease among children in the United States, 1988-1997
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, California 90509, USA
    Pediatrics 109:e87. 2002
    ..To evaluate the epidemiologic pattern of Kawasaki disease (KD) in the United States over 10 years...
  15. ncbi request reprint Clinical management of infants with hypoplastic left heart syndrome in the United States, 1988-1997
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, California 90509, USA
    Pediatrics 110:292-8. 2002
    ..To evaluate changes in the clinical management of infants with hypoplastic left heart syndrome (HLHS) over a 10-year period...
  16. ncbi request reprint Female sex as a risk factor for in-hospital mortality among children undergoing cardiac surgery
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, Calif 90509, USA
    Circulation 106:1514-22. 2002
    ..The purpose of this study was to investigate whether sex disparity in cardiovascular outcomes exists in children who undergo cardiac surgery...
  17. ncbi request reprint Resources, use, and regionalization of pediatric cardiac services
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Mattel Children s Hospital at the University of California Los Angeles, 90024, USA
    Curr Opin Cardiol 18:98-101. 2003
    ....
  18. ncbi request reprint Factors associated with age at operation for children with congenital heart disease
    R K Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, California 90509, USA
    Pediatrics 105:1073-81. 2000
    ..However, the effect of these factors on the age at which cardiac surgery is performed has not been evaluated. This study is designed to evaluate the factors that influence the age at which definitive surgical repair is performed...
  19. ncbi request reprint Epidemiologic characteristics of children hospitalized for Kawasaki disease in California
    Ruey Kang R Chang
    Division of Cardiology, Department of Pediatrics, Harbor UCLA Medical Center, Torrance, CA, USA
    Pediatr Infect Dis J 21:1150-5. 2002
    ..To evaluate the epidemiologic pattern of Kawasaki disease (KD) in California...
  20. doi request reprint Sex-related disparity in surgical mortality among pediatric patients
    Thomas S Klitzner
    Division of Cardiology, Department of Pediatrics, David Geffen School of Medicine at UCLA, Los Angeles, CA 90024, USA
    Congenit Heart Dis 1:77-88. 2006
    ..It has been reported that gender differences in cardiovascular outcomes found in adults also are present in children who undergo surgical repair for congenital heart disease...
  21. ncbi request reprint Factors associated with prescription drug expenditures among children: an analysis of the Medical Expenditure Panel survey
    Alex Y Chen
    Department of Pediatrics, UCLA School of Medicine, Los Angeles, California 90024, USA
    Pediatrics 109:728-32. 2002
    ..This study examines the factors that influence utilization of prescription drugs in the pediatric population...
  22. ncbi request reprint Hypoplastic left heart syndrome: attitudes among pediatric residents and nurses towards fetal and neonatal management
    P Renella
    Division of Pediatric Cardiology, Mattel Children s Hospital at the University of California Los Angeles UCLA Medical Center, 10833 Le Conte Avenue, MDCC, B2 427 Los Angeles, CA 90095, USA
    Prenat Diagn 27:1045-55. 2007
    ..To determine the attitudes of pediatric residents and nurses towards fetal/neonatal management of hypoplastic left heart syndrome (HLHS), and their basis...
  23. ncbi request reprint B-type natriuretic peptide in children after cardiac transplantation
    Yueh Tze Lan
    Division of Cardiology, Department of Pediatrics, David Geffen School of Medicine at the University of California at Los Angeles, Los Angeles, California 90095, USA
    J Heart Lung Transplant 23:558-63. 2004
    ..We sought to determine plasma BNP concentrations in relation to post-transplant time and to explore factors associated with increased BNP in pediatric OHT recipients...
  24. doi request reprint Growth and weight gain of prepubertal children after cardiac transplantation
    Renuka E Peterson
    Department of Pediatrics, Children s Hospital of Orange County, Orange County, CA, USA
    Pediatr Transplant 12:436-41. 2008
    ..Length of steroid therapy is negatively related to the "catch-up" linear growth following OHT...
  25. ncbi request reprint Echocardiographic assessment of the right ventricular stress-velocity relationship under normal and chronic overload conditions
    James J Joyce
    Cardiology Division, Department of Pediatrics, David Geffen School of Medicine at UCLA, Los Angeles, California, USA
    Echocardiography 21:17-25. 2004
    ..We hypothesized that, as formerly shown for the left ventricle, there would be a direct relationship between the velocity of ejection and an estimate of systolic wall stress...
  26. ncbi request reprint The incidence of Kawasaki disease in the United States did not increase between 1988 and 1997
    Ruey Kang R Chang
    Pediatrics 111:1124-5. 2003

Research Grants7

  1. Mentored Patient-Oriented Research Career Development Award
    Ruey Kang Chang; Fiscal Year: 2006
    ..The principal investigator will take advanced courses to enhance knowledge and skills needed for patient-oriented research and work with the mentors to conduct the proposed project during the award period. ..