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View article: Alternative Transaxillary Access for Transcatheter Aortic Valve Implantation
Alternative Transaxillary Access for Transcatheter Aortic Valve Implantation Open
Background/Objectives: Currently, the transfemoral approach is recognized as the primary method for accessing transcatheter aortic valve implantation (TAVI). However, alternative techniques are needed when the transfemoral access is not su…
View article: Predictive Value and Implications of Cardiac Troponins and Timing in Coronary Artery Bypass Surgery With Acute Coronary Syndromes
Predictive Value and Implications of Cardiac Troponins and Timing in Coronary Artery Bypass Surgery With Acute Coronary Syndromes Open
High preoperative cTnI or T levels associated with immediate surgery are closely related to unfavorable outcomes in patients undergoing bypass surgery for ACS. Patients with elevated troponin levels may benefit from delaying surgery, as lo…
View article: Impact of the COVID-19 pandemic on patients with coronary artery disease requiring cardiac surgery at a German university hospital
Impact of the COVID-19 pandemic on patients with coronary artery disease requiring cardiac surgery at a German university hospital Open
Background Studies show conflicting results regarding the impact of the COVID-19 pandemic on the treatment of patients with coronary artery disease requiring cardiac surgery and data from Germany are lacking. In this study, two patient coh…
View article: Binary properties of the globular cluster 47 Tuc (NGC 104)
Binary properties of the globular cluster 47 Tuc (NGC 104) Open
Spectroscopic observations of binary stars in globular clusters are essential to shed light on the poorly constrained period, eccentricity, and mass ratio distributions and to develop an understanding of the formation of peculiar stellar o…
View article: Studying binary systems in Omega Centauri with MUSE – I. Detection of spectroscopic binaries
Studying binary systems in Omega Centauri with MUSE – I. Detection of spectroscopic binaries Open
NGC 5139 ($\omega$ Cen) is the closest candidate of a nuclear star cluster that has been stripped of its host galaxy in the Milky Way. Despite extensive studies through the last decades, many open questions about the cluster remain, includ…
View article: Pulmonary valve replacement—A 10-year single-center surgical experience in ACHD patients
Pulmonary valve replacement—A 10-year single-center surgical experience in ACHD patients Open
Large-scale analyses of surgical outcomes after surgical pulmonary valve replacement (sPVR) as part of re-do surgery in adults with congenital heart disease (ACHD) are rare. Therefore, we present our outcomes of sPVR in ACHD patients over …
View article: The frozen elephant trunk technique in acute aortic dissection: the ultimate solution? An institutional experience
The frozen elephant trunk technique in acute aortic dissection: the ultimate solution? An institutional experience Open
Objective Acute aortic dissection remains a serious emergency in the field of cardiovascular medicine and a challenge for cardiothoracic surgeons. In the present study, we seek to compare the outcomes of different surgical techniques in th…
View article: The Blue Multi Unit Spectroscopic Explorer (BlueMUSE) on the VLT: End-To-End simulator 'BlueSi'
The Blue Multi Unit Spectroscopic Explorer (BlueMUSE) on the VLT: End-To-End simulator 'BlueSi' Open
BlueMUSE is a blue, medium spectral resolution, panoramic integral-field spectrograph under development for the Very Large Telescope (VLT). We demonstrate and discuss an early End-To-End simulation software for final BlueMUSE datacube prod…
View article: ω Centauri: a MUSE discovery of a counter-rotating core
ω Centauri: a MUSE discovery of a counter-rotating core Open
ω Centauri is considered the most massive globular cluster of the Milky Way and likely the former nuclear star cluster of a Galaxy accreted by the Milky Way. It is speculated to contain an intermediate-mass black hole (IMBH) from several d…
View article: $ω$ Centauri: A MUSE discovery of a counter-rotating core
$ω$ Centauri: A MUSE discovery of a counter-rotating core Open
$ω$ Centauri is considered the most massive globular cluster of the Milky Way and likely the former nuclear star cluster of a galaxy accreted by the Milky Way. It is speculated to contain an intermediate-mass black hole (IMBH) from several…
View article: Surgery of Neoaortic Pseudoaneurysm with Transsternal Penetration in a HLHS Patient
Surgery of Neoaortic Pseudoaneurysm with Transsternal Penetration in a HLHS Patient Open
Background Neoaortic pseudoaneurysm after previous surgery is rare and life-threatening. Case Description We present a case of a 6th redo surgery in a 23-year-old male patient with a history of hypoplastic left heart syndrome presenting wi…
View article: Heart transplantation surgery in children and young adults with congenital heart disease
Heart transplantation surgery in children and young adults with congenital heart disease Open
View article: Calcium channel blockers and clinical outcomes in patients with continuous‐flow left ventricular assist devices
Calcium channel blockers and clinical outcomes in patients with continuous‐flow left ventricular assist devices Open
Aims Current guidelines suggest calcium channel blockers (CCBs) as the second or third option for blood pressure management in patients with left ventricular assist device (LVAD). However, the clinical outcomes of patients with LVAD who re…
View article: Grafts and Patches: Optimized but Not Optimal Materials for Congenital Heart Surgery
Grafts and Patches: Optimized but Not Optimal Materials for Congenital Heart Surgery Open
View article: Modelling natural regeneration of Oak in Saxony, Germany: identifying factors influencing the occurrence and density of regeneration
Modelling natural regeneration of Oak in Saxony, Germany: identifying factors influencing the occurrence and density of regeneration Open
In the course of climate change, natural regeneration of oaks (Quercus spp.) is gaining in importance for forest conversion to climate-adapted mixed forests. In order to predict areas in which natural oak regeneration could establish, vari…
View article: Kinematic differences between multiple populations in Galactic globular clusters
Kinematic differences between multiple populations in Galactic globular clusters Open
The formation process of multiple populations in globular clusters is still up for debate. Kinematic differences between the populations are particularly interesting in this respect, because they allow us to distinguish between single-epoc…
View article: Analysis of Spinal Ischemia after Frozen Elephant Trunk for Acute Aortic Dissection: An Observational, Single-Center Study
Analysis of Spinal Ischemia after Frozen Elephant Trunk for Acute Aortic Dissection: An Observational, Single-Center Study Open
Background: This observational study aimed to evaluate the perioperative risk factors for spinal cord ischemia (SCI) in patients who underwent aortic repair with the frozen elephant trunk technique (FET) after acute aortic Stanford A disse…
View article: To hit a home run as a heterotopic heart recipient—living with two hearts for over three decades: a case report
To hit a home run as a heterotopic heart recipient—living with two hearts for over three decades: a case report Open
Heterotopic heart transplantation (HHT) is an alternative to the orthotopic technique in selected patients with terminal heart failure. We report the case of the longest survival after HHT, with an uneventful follow‐up for over three decad…
View article: Volume Changes in the Descending Aorta after Frozen Elephant Trunk and Conventional Hemi-Arch Repair after Acute Type A Aortic Dissection
Volume Changes in the Descending Aorta after Frozen Elephant Trunk and Conventional Hemi-Arch Repair after Acute Type A Aortic Dissection Open
The aim of this study was to compare the mortality rates, re-intervention rates, and volumetric changes in aortas following surgery, in terms of the true lumen and false lumen changes, using conventional hemi-arch repair (CET) and frozen e…
View article: Impact of Frozen and Conventional Elephant Trunk on Aortic New-Onset Thrombus and Inflammatory Response
Impact of Frozen and Conventional Elephant Trunk on Aortic New-Onset Thrombus and Inflammatory Response Open
(1) Aim: The primary endpoint of this study was to evaluate the impact of frozen elephant trunk (FET) and conventional elephant trunk (CET) on aortic mural thrombus. The secondary endpoint was to investigate the incidence of persistent inf…
View article: Quality of Life After Heart Transplantation for Congenital Heart Defect
Quality of Life After Heart Transplantation for Congenital Heart Defect Open
FORUM Transpl Int, 06 October 2022 https://doi.org/10.3389/ti.2022.10480
View article: Five-Year Results of Coronary Artery Bypass Grafting With or Without Carotid Endarterectomy in Patients With Asymptomatic Carotid Artery Stenosis: CABACS RCT
Five-Year Results of Coronary Artery Bypass Grafting With or Without Carotid Endarterectomy in Patients With Asymptomatic Carotid Artery Stenosis: CABACS RCT Open
Background: In patients with coronary artery disease and concomitant asymptomatic severe carotid stenosis, combined simultaneous coronary artery bypass grafting (CABG) and carotid endarterectomy (CEA) has been widely performed despite lack…
View article: Single-Center Experience With the Thoraflex™ Hybrid Prosthesis: Indications, Implantation Technique and Results
Single-Center Experience With the Thoraflex™ Hybrid Prosthesis: Indications, Implantation Technique and Results Open
Objective The aim of this study was to evaluate the early and mid-term results after the frozen elephant trunk (FET) procedure for the treatment of complex arch and proximal descending aortic disease in a single-center institution. Methods…
View article: Industrial Processing Induces Pericardial Patch Degeneration
Industrial Processing Induces Pericardial Patch Degeneration Open
Background Autologous pericardium is considered gold standard for various reconstructive surgical procedures in children. However, processed bovine, equine, and porcine pericardial tissue are also widely used. We investigated structural di…
View article: Transversal Arch Clamping for Complete Resection of Aneurysms of the Distal Ascending Aorta without Open Anastomosis
Transversal Arch Clamping for Complete Resection of Aneurysms of the Distal Ascending Aorta without Open Anastomosis Open
Background: The extent of aortic replacement for aneurysms of the distal ascending aorta remains controversial and opinions vary between standard cross-clamp resection and open hemiarch anastomosis in circulatory arrest and selective cereb…
View article: Cardiac allograft vasculopathy in a long-term follow-up after heart transplantation: Role of remnant cholesterol in residual inflammation
Cardiac allograft vasculopathy in a long-term follow-up after heart transplantation: Role of remnant cholesterol in residual inflammation Open
Background: Cardiac allograft vasculopathy (CAV) is a major prognosis limiting factor in heart transplantation (HTx). Disease development and progression are influenced by multiple determinants, but the role of remnant cholesterol (RC) in …
View article: pyobs -- An observatory control system forrobotic telescopes
pyobs -- An observatory control system forrobotic telescopes Open
We present a Python-based framework for the complete operation of a robotic telescope observatory. It provides out-of-the-box support for many popular camera types while other hardware like telescopes, domes, and weather stations can easil…
View article: Avoiding the catastrophe: aortic wall biomechanical properties and possible aortic dissection
Avoiding the catastrophe: aortic wall biomechanical properties and possible aortic dissection Open
View article: Coronary Artery Bypass Graft Surgery in Patients With Acute Coronary Syndromes After Primary Percutaneous Coronary Intervention: A Current Report From the North‐Rhine Westphalia Surgical Myocardial Infarction Registry
Coronary Artery Bypass Graft Surgery in Patients With Acute Coronary Syndromes After Primary Percutaneous Coronary Intervention: A Current Report From the North‐Rhine Westphalia Surgical Myocardial Infarction Registry Open
Background Coronary artery bypass grafting has remained an important treatment option for acute coronary syndromes, particularly in patients (1) with ongoing ischemia and large areas of jeopardized myocardium, if percutaneous coronary inte…
View article: Diseases of the Aorta and Kidney Disease: conclusions from a Kidney Disease: Improving Global Outcomes (KDIGO) Controversies Conference
Diseases of the Aorta and Kidney Disease: conclusions from a Kidney Disease: Improving Global Outcomes (KDIGO) Controversies Conference Open
Chronic kidney disease (CKD) is an independent risk factor for the development of abdominal aortic aneurysm (AAA), as well as for cardiovascular and renal events and all-cause mortality following surgery for AAA or thoracic aortic dissecti…