Commentary: You should occasionally look at the results!!

Central MessageFontan circuit. You should occasionally look at the results!!See Article page 372. Fontan results!! See How often are we delusional, even in our most simple beliefs? We have for long implanted 18-mm or 20-mm Gore-Tex conduits (W. L. Gore & Associates, Inc, Flagstaff, Ariz) as extracardiac because believed that this was size of an adult inferior vena cava and wanted to streamlined venous. Patel colleagues1Patel N.D. Friedman C. Herrington Wood J.C. Cheng A.L. Progression conduit stenosis hemodynamic impact during childhood adolescence.J Thorac Cardiovasc Surg. 2021; 162: 372-380.e2Abstract Full Text PDF Scopus (3) Google Scholar report issue Journal a detailed analysis circuit sizes by both magnetic resonance imaging catheterization 156 patients over mean follow-up period 10 years. They correlated these results with cardiopulmonary data. Their goal identify whether decrease affected cardiac output, pulmonary artery growth, exercise capacity. inspire us humility. demonstrated decreases drastically time. A rapid had already been described smaller series.2Lee Lee C.H. Hwang S.W. Lim Kim H.G. S.J. et al.Mid-term status graft after 426 procedure.Eur J Cardiothorac 2009; 36 (discussion 67-8): 63-67Crossref PubMed (24) In much larger group more detail, authors' impressive. The area circumference third than expected 18- quarter 16 mm. So, when put patient, is not what patient receiving. addition, it seems occur early 6 months surgery, regardless initial diameter. There were no association between restrictions growth index but, surprisingly, surface worse This work will provide all answers need. do know their calculated smallest representative restriction flow entire conduits. want ideal conduit, but authors found that, paradoxically, actually therefore still answer basic question. only very clear firm conclusion pathway lead decreased It be wait pressure gradient through intervene. has now catheter intervention can successful minimal morbidity.3Daley M. Du Plessis K. Zannino D. Hornung T. Disney P. Cordina R. al.Reintervention survival 1428 Australian New Zealand registry.Heart. 2020; 106: 751-757Crossref (9) Scholar,4Hagler D.J. Miranda W.R. Haggerty B.J. Anderson J.H. Johnson J.N. Cetta F. al.Fate connection: mechanisms management.Congenit Heart Dis. 2019; 14: 571-581Crossref (11) surprising findings manuscript encourage investigate further simplest acts performing. also open minds other innovative solutions. question today growing population improve circulation.5d'Udekem Y. Thambo J.B. Iyengar A.J. Rychik J. Are getting closer identifying best management completion?.J July 4, ([Epub ahead print])Abstract (2) Putting small age might naturally adapted optimal age, remaining thereafter. Maybe shows circuits iterative dilatation/stenting they grow. One thing sure, take anything granted and, said Winston Churchill, “However beautiful strategy, you results.” adolescenceThe Thoracic Cardiovascular SurgeryVol. 162Issue 2PreviewTo characterize changes time determine if cross-sectional (CSA) affects Full-Text