KnowraHypoplastic left heart syndromeLinked fromLinked fromThe 2 pages that link to Hypoplastic left heart syndrome, each with the reason it gives.All 2Related 1Compared with 1Fetal circulationRelated: Before birth, shunts can partly sustain circulation despite this major structural defect.Tricuspid atresiaCompared with: It also requires staged single-ventricle palliation, but the underdeveloped side and flow obstruction differ.