Resolution of right heart enlargement after closure of secundum atrial septal defect with transcatheter technique1
Henry W. Kort, MDa,
David T. Balzer, MDa and
Mark C. Johnson, MD*,a
a Division of Cardiology, Department of Pediatrics, Washington University School of Medicine, St. Louis Childrens Hospital, St. Louis, Missouri, USA

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Figure 1 Study group indexed right atrial area Z scores.
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Figure 2 Study group indexed right ventricular volume Z scores.
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Figure 3 Change in indexed right atrial area (iRAa) over 12 months versus rank of age at closure.
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