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This article presents two cases of pediatric mitral\u2010aortic intervalvular fibrosa pseudoaneurysm: one secondary to infective endocarditis and the other confirmed to be congenital in nature. The characteristic echocardiographic manifestations of mitral\u2010aortic intervalvular fibrosa pseudoaneurysm demonstrated in this study will enhance diagnostic efficacy and guide early clinical intervention.<\/jats:p>","DOI":"10.1002\/jcu.23731","type":"journal-article","created":{"date-parts":[[2024,6,19]],"date-time":"2024-06-19T11:24:31Z","timestamp":1718796271000},"page":"1168-1171","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Pseudoaneurysm of the mitral\u2010aortic intervalvular fibrosa in children diagnosed by echocardiography: Two case reports"],"prefix":"10.1002","volume":"52","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4301-5160","authenticated-orcid":false,"given":"Xiaofang","family":"Liu","sequence":"first","affiliation":[{"name":"Ultrasound Department Children's Hospital Affiliated to Shandong University  Jinan China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4454-5961","authenticated-orcid":false,"given":"Qinghua","family":"Liu","sequence":"additional","affiliation":[{"name":"Ultrasound Department Children's Hospital Affiliated to Shandong University  Jinan China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lili","family":"Miao","sequence":"additional","affiliation":[{"name":"Ultrasound Department Children's Hospital Affiliated to Shandong University  Jinan China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8936-5724","authenticated-orcid":false,"given":"Yuxi","family":"Yan","sequence":"additional","affiliation":[{"name":"Ultrasound Department Children's Hospital Affiliated to Shandong University  Jinan China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Huanping","family":"Pang","sequence":"additional","affiliation":[{"name":"Ultrasound Department Children's Hospital Affiliated to Shandong University  Jinan China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xianjun","family":"Li","sequence":"additional","affiliation":[{"name":"Ultrasound Department Children's Hospital Affiliated to Shandong University  Jinan China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Qiushi","family":"Zou","sequence":"additional","affiliation":[{"name":"Ultrasound Department Children's Hospital Affiliated to Shandong University  Jinan China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2024,6,19]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/echo.14824"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.3760\/cma.j.cn131148\u201020200226\u201000108"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1002\/uog.24762"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.7655\/NYDXBNS20190623"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1532\/hsf.1877"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/ccr3.4301"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jaccas.2020.05.071"}],"container-title":["Journal of Clinical Ultrasound"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/jcu.23731","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2024,10,5]],"date-time":"2024-10-05T07:37:02Z","timestamp":1728113822000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/jcu.23731"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2024,6,19]]},"references-count":7,"journal-issue":{"issue":"8","published-print":{"date-parts":[[2024,10]]}},"alternative-id":["10.1002\/jcu.23731"],"URL":"https:\/\/doi.org\/10.1002\/jcu.23731","archive":["Portico"],"relation":{},"ISSN":["0091-2751","1097-0096"],"issn-type":[{"type":"print","value":"0091-2751"},{"type":"electronic","value":"1097-0096"}],"subject":[],"published":{"date-parts":[[2024,6,19]]},"assertion":[{"value":"2024-03-22","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2024-04-04","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2024-06-19","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}