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An echocardiogram showed a large mobile vegetation on the right and non-coronary cusps of the aortic valve. The patient underwent aortic valve replacement and antibiotic therapy for 6\u2005weeks. We suggest that clinicians should consider extended antibiotic treatment and early surgical evaluation based on the nature and aggressiveness of<jats:italic>N. elongata<\/jats:italic>.<\/jats:p>","DOI":"10.1136\/bcr-2015-213311","type":"journal-article","created":{"date-parts":[[2016,2,25]],"date-time":"2016-02-25T16:03:29Z","timestamp":1456416209000},"page":"bcr2015213311","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":5,"title":["<i>Neisseria elongata<\/i>endocarditis of a native aortic 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