ventricular septal defect

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a common congenital heart defect;
an abnormal opening in the septum dividing the ventricles allows blood to pass directly from the left to the right ventricle;
large openings may cause congestive heart failure
• Hypernyms:
septal defect
• Part Holonyms:
tetralogy of Fallot, Fallot's tetralogy, Fallot's syndrome