{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,31]],"date-time":"2025-10-31T22:12:20Z","timestamp":1761948740006},"reference-count":7,"publisher":"Georg Thieme Verlag KG","issue":"01","license":[{"start":{"date-parts":[[2021,8,28]],"date-time":"2021-08-28T00:00:00Z","timestamp":1630108800000},"content-version":"vor","delay-in-days":239,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Thorac Cardiovasc Surg Rep"],"published-print":{"date-parts":[[2021,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>\n          Background\u2003Mitral annular calcification (MAC) associated with Marfan syndrome is rare in comparison with that frequently found in elderlies with valvular disease.<\/jats:p><jats:p>\n          Case Presentation\u2003A 17-year-old woman with Marfan syndrome underwent mitral valve replacement for severe mitral regurgitation. Preoperative examination showed mitral valve prolapse and a dense C -shaped MAC. We evaluated MAC and adjacent area, respectively, in postoperative 18 and 38 years, and neither progression nor expansion of calcification was observed.<\/jats:p><jats:p>\n          Conclusion\u2003MAC associated with Marfan syndrome is more likely to be caused by stresses due to valve prolapse than by connective tissue disorder.<\/jats:p>","DOI":"10.1055\/s-0041-1728720","type":"journal-article","created":{"date-parts":[[2021,8,28]],"date-time":"2021-08-28T22:33:45Z","timestamp":1630190025000},"page":"e49-e51","source":"Crossref","is-referenced-by-count":1,"title":["Mitral Annular Calcification in Marfan Syndrome: A 38-Year Follow-Up Observation"],"prefix":"10.1055","volume":"10","author":[{"given":"Kazutaka","family":"Horiuchi","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Surgery, Okazaki City Hospital, Okazaki, Aichi, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"194","published-online":{"date-parts":[[2021,8,28]]},"reference":[{"issue":"17","key":"ref1","doi-asserted-by":"crossref","first-page":"1934","DOI":"10.1016\/j.jacc.2015.08.872","article-title":"Mitral annulus calcification","volume":"66","author":"Y Abramowitz","year":"2015","journal-title":"J Am Coll Cardiol"},{"key":"ref2","first-page":"85","volume-title":"General principles of genetic factors in cardiovascular disease","author":"R E Pyeritz","year":"2008","edition":"8th ed."},{"issue":"06","key":"ref3","doi-asserted-by":"crossref","first-page":"561","DOI":"10.1001\/archinte.1968.03640060075014","article-title":"Calcified annulus fibrosus with mitral insufficiency in the Marfan syndrome","volume":"121","author":"M Grossman","year":"1968","journal-title":"Arch Intern Med"},{"issue":"03","key":"ref4","doi-asserted-by":"crossref","first-page":"426","DOI":"10.1016\/0002-9149(69)90440-8","article-title":"Marfan's syndrome with massive calcification of the mitral annulus at age twenty-six","volume":"24","author":"H B Goodman","year":"1969","journal-title":"Am J Cardiol"},{"key":"ref5","first-page":"906","article-title":"Floppy mitral valve with mitral annular calcification in young woman [in Japanese]","volume":"35","author":"K Yasuura","year":"1982","journal-title":"Kyobu Geka"},{"issue":"06","key":"ref6","doi-asserted-by":"crossref","first-page":"967","DOI":"10.1016\/0002-9343(79)90452-2","article-title":"Calcification of the mitral annulus: etiology, clinical associations, complications and therapy","volume":"66","author":"P K Fulkerson","year":"1979","journal-title":"Am J Med"},{"issue":"01","key":"ref7","doi-asserted-by":"crossref","first-page":"129","DOI":"10.1016\/0002-8703(74)90401-3","article-title":"Calcification of prosthetic valve anuli: a late complication of cardiac valve replacement","volume":"87","author":"B H Bulkley","year":"1974","journal-title":"Am Heart J"}],"container-title":["The Thoracic and Cardiovascular Surgeon Reports"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.thieme-connect.de\/products\/ejournals\/pdf\/10.1055\/s-0041-1728720.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,8,28]],"date-time":"2021-08-28T22:33:50Z","timestamp":1630190030000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.thieme-connect.de\/DOI\/DOI?10.1055\/s-0041-1728720"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,1]]},"references-count":7,"journal-issue":{"issue":"01","published-online":{"date-parts":[[2021,1,19]]},"published-print":{"date-parts":[[2021,1]]}},"URL":"https:\/\/doi.org\/10.1055\/s-0041-1728720","archive":["Portico","CLOCKSS"],"relation":{},"ISSN":["2194-7635","2194-7643"],"issn-type":[{"value":"2194-7635","type":"print"},{"value":"2194-7643","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021,1]]}}}