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Unusual cause of aortic aneurysm
  1. Alexander Perry Taylor1,
  2. Christopher Chandler2,
  3. Desiree A Marshall2
  1. 1 Cardiology, Department of Medicine, University of Washington, Seattle, Washington, USA
  2. 2 Department of Laboratory Medicine & Pathology, University of Washington, Seattle, Washington, USA
  1. Correspondence to Dr Alexander Perry Taylor, Cardiology, Department of Medicine, University of Washington, Seattle, WA 98195-6422, USA; alexptaylor1{at}

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Clinical introduction

A man in his 40s presented with 3 weeks of chest pain and dyspnoea. Vital signs and cardiopulmonary examination were normal. Serial troponin tests were undetectable. Erythrocyte sedimentation rate (18 mm/hour) and C reactive protein (10.3 mg/dL) were mildly elevated. Blood cultures showed no growth. An ECG showed no ischaemic changes. A transthoracic echocardiogram showed normal right and left ventricular systolic function, no pericardial effusion and an ascending aortic aneurysm. A chest CT angiogram revealed a 5.4 cm ascending aortic aneurysm extending into the aortic arch with sparing of the sinuses of Valsalva (online supplemental figure 1 shows a 3D volume-rendered CT reconstruction of the patient’s aortic aneurysm and an incidental finding of anomalous aortic origin of the left coronary …

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  • Contributors APT drafted the initial manuscript and revisions. CC created the figure and edited the manuscript. DAM edited the manuscript. All authors approved the final product.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; externally peer reviewed.

  • Supplemental material This content has been supplied by the author(s). It has not been vetted by BMJ Publishing Group Limited (BMJ) and may not have been peer-reviewed. Any opinions or recommendations discussed are solely those of the author(s) and are not endorsed by BMJ. BMJ disclaims all liability and responsibility arising from any reliance placed on the content. Where the content includes any translated material, BMJ does not warrant the accuracy and reliability of the translations (including but not limited to local regulations, clinical guidelines, terminology, drug names and drug dosages), and is not responsible for any error and/or omissions arising from translation and adaptation or otherwise.