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The degree of stenosis and hemodynamic consequences may vary from mild and well tolerated to severe and functionally limiting. The majority of <jats:styled-content style=\"fixed-case\">LVOTO<\/jats:styled-content> (with the exception of calcific and rheumatic aortic stenosis) are congenital in etiology. Echocardiography has become an integral tool in the assessment of patients with congenital heart disease. This article is a contemporary review of the clinical features of <jats:styled-content style=\"fixed-case\">LVOTO<\/jats:styled-content> and the role of echocardiography in this patient population.<\/jats:p>","DOI":"10.1111\/echo.12181","type":"journal-article","created":{"date-parts":[[2014,5,29]],"date-time":"2014-05-29T13:14:54Z","timestamp":1401369294000},"source":"Crossref","is-referenced-by-count":6,"title":["Echocardiographic Evaluation of Congenital Left Ventricular Outflow Obstruction"],"prefix":"10.1111","volume":"32","author":[{"given":"Jamil","family":"Aboulhosn","sequence":"first","affiliation":[{"name":"Ahmanson\/UCLA Adult Congenital Heart Center Division of Cardiology Department of Medicine  David Geffen School of Medicine at UCLA Los Angeles California"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"John S.","family":"Child","sequence":"additional","affiliation":[{"name":"Ahmanson\/UCLA Adult Congenital Heart Center Division of Cardiology Department of 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