RT Journal Article SR Electronic T1 Rare case of infective aortitis with aortic rupture and cardiac tamponade in a young child JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e250543 DO 10.1136/bcr-2022-250543 VO 15 IS 12 A1 Manas Datta A1 Sangeetha Pradeep A1 Mainak Aditya YR 2022 UL http://casereports.bmj.com/content/15/12/e250543.abstract AB Aortitis and aortic dissection are very rare in children. The clinical presentation of aortitis varies across a spectrum, ranging from incidental findings to fatal aortic dissection and rupture. A high index of suspicion is needed to establish an accurate and timely diagnosis. Here, we present an unfortunate case of fatal infective aortitis with aortic rupture and cardiac tamponade in a healthy toddler. Postmortem report implicated Kingella kingae as the causative organism of aortic pseudoaneurysm and rupture, leading to the instantaneous death of the child.