AMA Publishing Group: Challenges in Clinical Electrocardiography Topic Collection http://pubs.jamanetwork.com/ en-us Mon, 13 May 2013 00:00:00 GMT Tue, 14 May 2013 18:47:27 GMT Silverchair editor@pubs.jamanetwork.com webmaster@pubs.jamanetwork.com Significance of First-Degree Atrioventricular Block in Acute Endocarditis—Quiz Case http://pubs.jamanetwork.com/article.aspx?articleID=1656542 Mon, 13 May 2013 00:00:00 GMT Atallah P. <span class="paragraphSection">A 64-year-old man with a history of congenital bicuspid aortic valve and bioprosthetic valve replacement presented with fever, chills, and dysuria. He was treated with ciprofloxacin as an outpatient for presumed urinary tract infection by his primary care physician. In the emergency center, his urinalysis result was positive. He was given intravenous ceftriaxone sodium and admitted for observation.</span> 173 9 724 724 10.1001/jamainternmed.2013.3334a http://pubs.jamanetwork.com/article.aspx?articleID=1656542 Significance of First-Degree Atrioventricular Block in Acute Endocarditis—Diagnosis http://pubs.jamanetwork.com/article.aspx?articleID=1656543 Mon, 13 May 2013 00:00:00 GMT 173 9 726 726 10.1001/jamainternmed.2013.3334b http://pubs.jamanetwork.com/article.aspx?articleID=1656543