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  1. Article ; Online: Critical 11 min in contrast-enhanced computed tomography for acute aortic dissection.

    Iguchi, Yusuke / Hiraoka, Arudo / Chikazawa, Genta

    European heart journal

    2024  

    Language English
    Publishing date 2024-01-25
    Publishing country England
    Document type Journal Article
    ZDB-ID 603098-1
    ISSN 1522-9645 ; 0195-668X
    ISSN (online) 1522-9645
    ISSN 0195-668X
    DOI 10.1093/eurheartj/ehae037
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Rupture of a 34-year-old Dacron graft after descending aortic replacement.

    Ikeda, Ryo / Hiraoka, Arudo / Yoshitaka, Hidenori

    European heart journal

    2024  Volume 45, Issue 8, Page(s) 636

    MeSH term(s) Humans ; Adult ; Polyethylene Terephthalates ; Blood Vessel Prosthesis/adverse effects ; Rupture ; Aorta, Thoracic/diagnostic imaging ; Aorta, Thoracic/surgery ; Blood Vessel Prosthesis Implantation ; Aortic Rupture/diagnostic imaging ; Aortic Rupture/etiology ; Aortic Rupture/surgery ; Aortic Aneurysm, Thoracic/surgery
    Chemical Substances Polyethylene Terephthalates
    Language English
    Publishing date 2024-01-19
    Publishing country England
    Document type Journal Article
    ZDB-ID 603098-1
    ISSN 1522-9645 ; 0195-668X
    ISSN (online) 1522-9645
    ISSN 0195-668X
    DOI 10.1093/eurheartj/ehae007
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Preceding Aortic Bare Stenting for Visceral and Limb Malperfusion before Proximal Surgical Repair of Stanford Type A Aortic Dissection.

    Kumagai, Kunitaka / Hiraoka, Arudo / Chikazawa, Genta / Yoshitaka, Hidenori

    Annals of vascular diseases

    2023  Volume 16, Issue 2, Page(s) 142–145

    Abstract: Mesenteric malperfusion is a fatal complication of acute aortic dissection, which should rapidly be repaired. However, the optimal treatment strategy remains controversial in patients with type A aortic dissection. We report on a case with aortic bare ... ...

    Abstract Mesenteric malperfusion is a fatal complication of acute aortic dissection, which should rapidly be repaired. However, the optimal treatment strategy remains controversial in patients with type A aortic dissection. We report on a case with aortic bare stenting for visceral and lower limb malperfusion prior to the proximal repair. The visceral and limb reperfusion was obtained after aortic bare stenting and proximal repair was successfully performed. This technique can be an alternative option for visceral malperfusion due to type A aortic dissection. However, careful patient selection is required considering the risk of new dissection and rupture.
    Language English
    Publishing date 2023-06-21
    Publishing country Japan
    Document type Journal Article
    ZDB-ID 2394256-3
    ISSN 1881-6428 ; 1881-641X
    ISSN (online) 1881-6428
    ISSN 1881-641X
    DOI 10.3400/avd.cr.22-00075
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Right-to-left shunt depending on the support level of Impella for post-infarction ventricular septal defect.

    Sato, Satoru / Hiraoka, Arudo / Toki, Misako / Chikazawa, Genta / Yoshitaka, Hidenori

    European heart journal. Cardiovascular Imaging

    2022  Volume 23, Issue 8, Page(s) e296

    MeSH term(s) Anterior Wall Myocardial Infarction ; Heart Septal Defects, Ventricular/diagnostic imaging ; Heart Septal Defects, Ventricular/etiology ; Heart Septal Defects, Ventricular/surgery ; Heart-Assist Devices ; Humans
    Language English
    Publishing date 2022-05-05
    Publishing country England
    Document type Journal Article
    ZDB-ID 2638345-7
    ISSN 2047-2412 ; 2047-2404
    ISSN (online) 2047-2412
    ISSN 2047-2404
    DOI 10.1093/ehjci/jeac084
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  5. Article ; Online: Mid-Term Outcomes of Late Open Conversion with Endograft Preservation for Sac Enlargement after Endovascular Abdominal Aortic Aneurysm Repair.

    Ohmori, Takahiro / Hiraoka, Arudo / Chikazawa, Genta / Yoshitaka, Hidenori

    Annals of vascular surgery

    2022  

    Abstract: Background: Late open conversion has sometimes been required for sac enlargement after endovascular aneurysm repair (EVAR) for abdominal aortic aneurysm. Though the open repair with endograft preservation is considered less invasive compared to ... ...

    Abstract Background: Late open conversion has sometimes been required for sac enlargement after endovascular aneurysm repair (EVAR) for abdominal aortic aneurysm. Though the open repair with endograft preservation is considered less invasive compared to endograft removal, the mid-term outcomes are still unclear. The aim of this study is to evaluate the mid-term outcomes of late open conversion with endograft preservation after EVAR.
    Methods: We reviewed patients who underwent late open conversion with endograft preservation for sac enlargement or rupture in our institution from May 2007 to December 2020. The open repair mainly consisted of ligation of lumber arteries or the median sacral artery and sacotomy. We additionally performed wrapping of plicated aneurysm with equine pericardium as much as possible. Patients were followed-up by a computed tomography scan and duplex ultrasound 1 and 6 months postoperatively, and each year thereafter.
    Results: Of the 1,087 patients who underwent EVAR, 23 patients with a mean age of 81.5 years were included in this study. The mean duration post-EVAR was 35.6 months. Sac wrapping with equine pericardium was performed in 14 patients (60.9%). We additionally performed wrapping of the endograft junction by a Dacron knitted fabric in 1 case with type III endoleak and aortic neck banding in 4 cases with type I endoleak. The 30-day mortality was 0% and the rate of major complications was 4%. All-cause mortality was 21.7% which included 1 aneurysm-related death during a mean follow-up of 38.5 months. Sac re-enlargement was observed in 4 patients without the wrapping method. At 3 years, the aneurysmal diameter in the nonwrapping group significantly increased, compared with the wrapping group (P = 0.011).
    Conclusions: Late open conversion with endograft preservation is a feasible treatment; however, at times re-enlargement of the sac aneurysm occurs. The wrapping method has the potential to prevent sac re-enlargement after open conversion.
    Language English
    Publishing date 2022-07-31
    Publishing country Netherlands
    Document type Journal Article
    ZDB-ID 1027366-9
    ISSN 1615-5947 ; 0890-5096
    ISSN (online) 1615-5947
    ISSN 0890-5096
    DOI 10.1016/j.avsg.2022.06.098
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  6. Article ; Online: Additional Discussion From Anesthesiologists: Preventive Strategy for Reexpansion Pulmonary Edema After Minimally Invasive Cardiac Surgery.

    Inoue, Koichi / Hiraoka, Arudo / Sakaguchi, Taichi

    The Annals of thoracic surgery

    2021  Volume 112, Issue 6, Page(s) 2111

    MeSH term(s) Anesthesiologists ; Cardiac Surgical Procedures/adverse effects ; Humans ; Minimally Invasive Surgical Procedures ; Pulmonary Atelectasis ; Pulmonary Edema/etiology ; Pulmonary Edema/prevention & control
    Language English
    Publishing date 2021-03-08
    Publishing country Netherlands
    Document type Letter ; Comment
    ZDB-ID 211007-6
    ISSN 1552-6259 ; 0003-4975
    ISSN (online) 1552-6259
    ISSN 0003-4975
    DOI 10.1016/j.athoracsur.2021.02.065
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  7. Article ; Online: Acute Type B Aortic Dissection During Percutaneous Mitral Valve Repair With MitraClip.

    Morikawa, Takao / Hayashida, Akihiro / Hiraoka, Arudo / Hirohata, Atsushi

    JACC. Cardiovascular interventions

    2021  Volume 14, Issue 14, Page(s) 1613–1615

    MeSH term(s) Aneurysm, Dissecting/diagnostic imaging ; Aneurysm, Dissecting/etiology ; Aneurysm, Dissecting/surgery ; Heart Valve Prosthesis Implantation/adverse effects ; Humans ; Mitral Valve/diagnostic imaging ; Mitral Valve/surgery ; Mitral Valve Insufficiency/diagnostic imaging ; Mitral Valve Insufficiency/etiology ; Mitral Valve Insufficiency/surgery ; Treatment Outcome
    Language English
    Publishing date 2021-06-30
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2452157-7
    ISSN 1876-7605 ; 1936-8798
    ISSN (online) 1876-7605
    ISSN 1936-8798
    DOI 10.1016/j.jcin.2021.05.033
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  8. Article: Isolated endovascular repair of anomalous systemic arterial supply to the left basal lung.

    Suzuki, Kazufumi / Hiraoka, Arudo / Chikazawa, Genta / Yoshitaka, Hidenori

    Journal of vascular surgery cases and innovative techniques

    2021  Volume 7, Issue 3, Page(s) 481–483

    Abstract: Anomalous systemic arterial supply to the left basal lung is a rare congenital lung malformation, and its optimal treatment strategy is not well defined. We present a case of a 61-year-old man who underwent thoracic endovascular aortic repair (TEVAR) for ...

    Abstract Anomalous systemic arterial supply to the left basal lung is a rare congenital lung malformation, and its optimal treatment strategy is not well defined. We present a case of a 61-year-old man who underwent thoracic endovascular aortic repair (TEVAR) for anomalous systemic arterial supply to the left basal lung complicated with aneurysmal dilatation of the aberrant feeding artery. Computed tomography angiography after TEVAR revealed significant shrinkage of the aneurysmal portion as well as complete occlusion of the aberrant feeding artery. TEVAR proved to be a safe and efficient treatment for this rare arterial abnormality.
    Language English
    Publishing date 2021-07-01
    Publishing country United States
    Document type Case Reports
    ISSN 2468-4287
    ISSN 2468-4287
    DOI 10.1016/j.jvscit.2021.06.005
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  9. Article ; Online: Primary Minimally Invasive Repair with Atriopericardial Anastomosis Technique for Pulmonary Vein Stenosis after Catheter Ablation.

    Inoue, Koichi / Hiraoka, Arudo / Chikazawa, Genta / Sakaguchi, Taichi

    Innovations (Philadelphia, Pa.)

    2021  Volume 16, Issue 4, Page(s) 393–394

    Abstract: A pulmonary vein (PV) stenosis is a rare adverse event associated with catheter ablation for atrial fibrillation, which can potentially impair quality of life. Although percutaneous PV angioplasty is performed as the initial treatment of choice, the ... ...

    Abstract A pulmonary vein (PV) stenosis is a rare adverse event associated with catheter ablation for atrial fibrillation, which can potentially impair quality of life. Although percutaneous PV angioplasty is performed as the initial treatment of choice, the incidence of restenosis is reported to be considerably high. Herein, we describe a successful case of severe PV stenosis treated by primary surgical repair using the atriopericardial anastomosis technique via right minithoracotomy.
    MeSH term(s) Anastomosis, Surgical ; Atrial Fibrillation/surgery ; Catheter Ablation/adverse effects ; Humans ; Pulmonary Veins/diagnostic imaging ; Pulmonary Veins/surgery ; Quality of Life ; Stenosis, Pulmonary Vein/diagnostic imaging ; Stenosis, Pulmonary Vein/etiology ; Stenosis, Pulmonary Vein/surgery ; Stents ; Treatment Outcome
    Language English
    Publishing date 2021-06-08
    Publishing country United States
    Document type Journal Article
    ISSN 1559-0879
    ISSN (online) 1559-0879
    DOI 10.1177/15569845211013768
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  10. Article ; Online: A case report of unexpected right-to-left shunt under mechanical support for post-infarction ventricular septal defect: evaluation with haemodynamic simulator.

    Hiraoka, Arudo / Saku, Keita / Nishikawa, Takuya / Sunagawa, Kenji

    European heart journal. Case reports

    2021  Volume 5, Issue 8, Page(s) ytab209

    Abstract: Background: Post-myocardial infarction ventricular septal defect (PIVSD) is a complication of acute myocardial infarction with high mortality. A percutaneous left ventricular assist device, Impella, is currently used in maintaining haemodynamic ... ...

    Abstract Background: Post-myocardial infarction ventricular septal defect (PIVSD) is a complication of acute myocardial infarction with high mortality. A percutaneous left ventricular assist device, Impella, is currently used in maintaining haemodynamic stability in PIVSD.
    Case summary: A 65-year-old man was transferred to our hospital for treatment of acute myocardial infarction of the proximal right coronary artery. Percutaneous intervention was performed but haemodynamic instability continued. At 10 days after onset, the patient was diagnosed with PIVSD by echocardiogram. To stabilize haemodynamics, we initiated venoarterial extracorporeal membrane oxygenation (ECMO). Three days after ECMO initiation, pulmonary congestion increased and an echocardiogram revealed closed aortic valve and spontaneous echo contrast at the aortic root. After an Impella 2.5 was inserted for unloading of the left ventricle, the oxygenation level and cardiac function rapidly declined. Unexpectedly, an echocardiogram showed a right-to-left shunt (to-and-fro pattern) via PIVSD. By increasing the ECMO and decreasing Impella flow, the shunt flow changed to left-to-right, and oxygenation level and cardiac function improved. Ten days after ECMO was started, elective surgical repair was successfully performed.
    Conclusion: ECPELLA (ECMO + Impella) can offset the adverse effects of isolated ECMO support and reduce the PIVSD shunt flow. However, the risk of right-to-left shunt has not been reported, and ECPELLA caused a right-to-left shunt with deoxygenated systemic perfusion in the present case. A simulation study indicated that the right ventricular failure in PIVSD may pose a risk for right-to-left PIVSD shunt under Impella support.
    Language English
    Publishing date 2021-08-31
    Publishing country England
    Document type Case Reports
    ISSN 2514-2119
    ISSN (online) 2514-2119
    DOI 10.1093/ehjcr/ytab209
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