Evidence map›Paper›PMID 40562980›Full record

ArticleGeneral thoracic and cardiovascular surgery2025

Stent part anastomosis reduces distal stent graft-induced new entry after frozen elephant trunk.

Yoshinori Nakahara, Akira Marui, Tomohiro Iwakura, Takeyuki Kanemura

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Article in General thoracic and cardiovascular surgery, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

4 authors.

Yoshinori NakaharaDepartment of Cardiovascular Surgery, Sakakibara Heart Institute, 3-16-1, Asahi-Cho, Fuchu-Shi, Tokyo, 183-0003, Japan. ynakaha@shi.heart.or.jp.ORCID http://orcid.org/0000-0002-0766-5166
Akira MaruiDepartment of Cardiovascular Surgery, Sakakibara Heart Institute, 3-16-1, Asahi-Cho, Fuchu-Shi, Tokyo, 183-0003, Japan.
Tomohiro IwakuraDepartment of Cardiovascular Surgery, Sakakibara Heart Institute, 3-16-1, Asahi-Cho, Fuchu-Shi, Tokyo, 183-0003, Japan.
Takeyuki KanemuraDepartment of Cardiovascular Surgery, IMS Katsushika Heart Center, 3-30-1 Horikiri, Katsushika-Ku, Tokyo, 124-0006, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesDistal stent graft-induced new entry is a major complication after frozen elephant trunk procedure for type A acute aortic dissection. We investigated the impact of anastomosis location on this complication.

methodsWe reviewed 58 patients who underwent total arch replacement using frozen elephant trunk technique (2015-2023). Patients were divided by anastomosis location: Stent group (n = 24; anastomosis at stent part) and Fabric group (n = 34; anastomosis at graft part). We assessed early complications and mid-term distal aortic events during the follow-up.

resultsPatient characteristics were similar between groups. Early distal stent graft-induced new entry occurred in none of the Stent group versus 6 patients (18%) in the Fabric group (p = 0.04). Both groups showed similar false lumen thrombosis at arch and descending aorta. Freedom from distal aortic events at 1, 3, and 5 years was 100%, 81%, 81% (Stent group) versus 79%, 67%, 33% (Fabric group) (p = 0.049).

conclusionsAnastomosis at the stent part during frozen elephant trunk procedure reduced distal stent graft-induced new entry and improved mid-term outcomes. In distal anastomosis, the fabric should be as short as possible.

Indexed as

Aorta, ThoracicAortic Aneurysm, ThoracicAortic DissectionBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationEndovascular ProceduresPostoperative ComplicationsStentsAgedAnastomosis, SurgicalFemaleHumansMaleMiddle AgedProsthesis DesignRetrospective StudiesAcute aortic dissectionAortic dissectionD-SINEFenestrated frozen elephant techniqueFrozen elephant techniqueFrozen elephant trunk

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.