{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,15]],"date-time":"2026-06-15T15:20:28Z","timestamp":1781536828646,"version":"3.54.5"},"reference-count":20,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"C","license":[{"start":{"date-parts":[[2025,8,1]],"date-time":"2025-08-01T00:00:00Z","timestamp":1754006400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2025,8,1]],"date-time":"2025-08-01T00:00:00Z","timestamp":1754006400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2025,7,1]],"date-time":"2025-07-01T00:00:00Z","timestamp":1751328000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2025,8]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Introduction:<\/jats:title>\n                    <jats:p>The azygos vein arises below the diaphragm from the ascending lumbar and right subcostal veins, playing a critical role in venous drainage and being susceptible to anomalies.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Case presentation:<\/jats:title>\n                    <jats:p>A 40-year-old woman, admitted after trauma, had an incidental finding of an enlarged azygos arch on CT, confirmed by CT angiography and managed conservatively.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Discussion:<\/jats:title>\n                    <jats:p>The embryologic development and complex imaging features of the azygos system may mimic mediastinal masses; advanced CT techniques enable accurate differentiation.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>Advanced imaging prevented unnecessary invasive procedures and underscored the importance of a timely, systematic diagnostic approach.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Highlights<\/jats:title>\n                  <\/jats:sec>","DOI":"10.1016\/j.ijscr.2025.111607","type":"journal-article","created":{"date-parts":[[2025,7,2]],"date-time":"2025-07-02T11:18:39Z","timestamp":1751455119000},"update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":1,"title":["Mediastinal mass or vascular anomaly? Azygos arch dilatation diagnosed with CT venography"],"prefix":"10.1097","volume":"133","author":[{"given":"Soheil","family":"Mirzaei","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zahra","family":"Motaghed","sequence":"additional","affiliation":[{"name":"Department of Radiology, Shahid Sattari Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Reza","family":"Naseri","sequence":"additional","affiliation":[{"name":"Department of Radiology, Shohada-E Tajrish Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fardin","family":"Falah","sequence":"additional","affiliation":[{"name":"Department of Radiology, Shahid Sattari Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fahime","family":"Vanaee","sequence":"additional","affiliation":[{"name":"Department of Radiology, Shahid Sattari Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","reference":[{"issue":"4","key":"R1-104-20260310","article-title":"Isolated interrupted inferior vena cava with azygos continuation mimicking paraesophageal lymph node enlargement","volume":"65","author":"Y\u0131lmaz","year":"2006","journal-title":"Monaldi Arch. 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