单词 | hypoplastic left heart syndrome |
释义 | hypoplastic left heart syndromehypoplastic left heart syndromehy·po·plas·tic left heart syn·drome[MIM*241550]hypoplastic left heart syndromePediatric cardiology A group of congenital often AR cardiac defects characterized by hypo- or agenesis of the left ventricle, aortic and mitral valves, an atrial right-to-left shunt; right-sided hypoplasia of tricuspid or pulmonary valves, pulmonary stenosis, or right ventricular hypoplasia; the ascending and transverse aorta is narrowed with a diaphragm-like aortic coarctation at the preductal aortic isthmus; postnatal life hinges on adequate blood supply–ie, is ductus dependent, unrestricted atrial shunting, and a balance between the pulmonary and systemic vascular resistances; surgery is difficult as there are extensive malformations Mortality High. See Baby Fae heart. |
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