Open Access

ARTICLE

The 745.5 issue in code-based, adult congenital heart disease population studies: Relevance to current and future ICD-9-CM and ICD-10-CM studies

Fred H. Rodriguez III^1,2,3,4, Georges Ephrem^1,2, Jennifer F. Gerardin^1,2, Cheryl Raskind-Hood⁵, Carol Hogue⁵, Wendy Book^1,2

1 Division of Cardiology, Emory University School of Medicine, Atlanta, Georgia, USA
2 Department of Medicine, Emory University School of Medicine, Atlanta, Georgia, USA
3 Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia, USA
4 Sibley Heart Center Cardiology, Atlanta, Georgia, USA
5 Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, Georgia, USA

* Corresponding Author: Fred H. Rodriguez III, Division of Cardiovascular Disease, Department of Pediatrics, Emory University School of Medicine, Sibley Heart Center Cardiology, 2835 Brandywine Road, Suite 400, Atlanta, GA 3034, USA. Email: