Key result
Urgent valve-sparing aortic root replacement successfully treats a limited intimal tear of the ascending aorta.
Why the study?
Limited intimal tear of the ascending aorta is challenging to diagnose due to subtle radiologic signs and requires prompt suspicion to prevent rupture.
Case Report (n=1)
No
Answers are grounded in this paper and cite their sources.
Limited intimal tear of the ascending aorta can present with subtle radiologic signs, requiring high clinical suspicion and serial imaging to prevent fatal rupture.
A 34-year-old man developed sudden retrosternal pain during exercise. Initial CT suggested type A dissection without a visible flap, showing mild pericardial effusion, ascending aortic dilatation, and a subtle bulge. Follow-up CT on day 3 revealed progression, prompting urgent valve-sparing aortic root replacement. Intraoperative findings confirmed a linear intimal fissure. Histology showed cystic medial necrosis. Diagnosis of limited intimal tear (LIT) is challenging due to subtle radiologic signs. Clinicians should suspect this lesion in patients with compatible symptoms despite inconclusive imaging, as prompt surgery is essential to prevent rupture.
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Nomura et al. (2026) conducted a case report in Limited intimal tear of the ascending aorta (n=1). Valve-sparing aortic root replacement was evaluated. Urgent valve-sparing aortic root replacement successfully treated a 34-year-old man with a limited intimal tear of the ascending aorta following delayed diagnosis due to subtle initial CT findings.
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