Epidemiological Study of Hereditary Hemolytic Anemia in the Korean Pediatric Population during 1997–2016: a Nationwide Retrospective Cohort Study

BACKGROUND Hereditary hemolytic anemia (HHA) is a rare disease characterized by premature red blood cell (RBC) destruction due to intrinsic RBC defects. The RBC Disorder Working Party of the Korean Society of Hematology established and updated the standard operating procedure for making an accurate diagnosis of HHA since 2007. The aim of this study was to investigate a nationwide epidemiology of Korean HHA. METHODS We collected the data of a...