Publications by authors named "Bernward Lauer"

Background: The parallel wire technique (PW) is a classic part of the antegrade strategy to open chronic total coronary occlusions (CTO).

Aims: With modern wires and dual-lumen catheters (DLC) the approach has evolved, but this progress had not been evaluated in a contemporary registry of CTO interventions.

Method: This analysis is based on 26,589 CTO procedures performed by 36 operators with > 50 procedures annually between 2015 and 2022.

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Background: Patients with myocardial infarction with non-obstructive coronary arteries (MINOCA) present as a main feature ≤50% stenosis upon angiography despite clinical symptoms and biomarker elevation related to acute coronary syndrome. Due to broad availability of high sensitivity troponin testing as well as invasive and non-invasive imaging, this clinical entity receives increasing clinical awareness.

Objective: We aimed to investigate the in-hospital work flow and economic impact of MINOCA vs.

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Background: Percutaneous coronary intervention (PCI) for chronic total coronary occlusions (CTO) improves clinical symptoms and quality of life. The longer-term safety of PCI compared to optimal medical therapy (OMT) remains uncertain.

Aims: We sought to evaluate the long-term safety of PCI for CTO in a randomised trial as compared to OMT.

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Background And Aims: Currently, less than 20% of patients at very high-risk achieve ESC/EAS dyslipidemia guideline-recommended LDL-C target levels in Europe. "Jena auf Ziel-JaZ" is a prospective cohort study in which early combination therapy with atorvastatin 80 mg and ezetimibe 10 mg was initiated on admission in patients with ST-elevation myocardial infarction (STEMI) and lipid-lowering therapy was escalated during follow-up with bempedoic acid and PCSK9 inhibitors to achieve recommended LDL-C targets in all patients. Moreover, we evaluated side-effects of lipid-lowering therapy.

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Percutaneous coronary intervention (PCI) of chronic total occlusions (CTO) in coronary bifurcation lesions (CBL) is undergoing substantial technical progress and standardization, paralleling the evolution of dedicated devices, tools, and techniques. A standard consensus to classify CTO-CBL might be instrumental to homogenize data collection and description of procedures for scientific and educational purposes. The Medina-CTO classification replicates the classical three digits in Medina classification for bifurcations, representing the proximal main vessel, distal main vessel, and side branch, respectively.

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Introduction: Cardiogenic shock due to myocardial infarction or heart failure entails a reduction in end organ perfusion. Patients who cannot be stabilized with inotropes and who experience increasing circulatory failure are in need of an extracorporeal mechanical support system. Today, small, percutaneously implantable cardiac assist devices are available and might be a solution to reduce mortality and complications.

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Background: Percutaneous mitral valve (MV) clipping for mitral regurgitation (MR) revolutionized MV repair; however, valve anatomies and pathologies vary. Often multiple clips are required, and predicting this pre-procedurally would be useful. We evaluated pre-procedural predictors for multiple clips.

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Background: The aim of this study was to describe the mechanism of subintimal shift (SIS), standardise diagnostic criteria and sensitise the interventional community to this phenomenon. The treatment of chronic total occlusions (CTO) by means of percutaneous coronary intervention (PCI) is complicated by bifurcation lesions involved in the CTO segment or adjacent to it. Extraplaque expansion of intracoronary devices during CTO PCI may extend the dissection plane over the bifurcation with the consequential side or main branch compression by an intimo-medial flap.

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Aims: To investigate the long-term prognostic value of aspiration thrombectomy in conjunction with primary percutaneous coronary intervention (PCI) compared to conventional PCI in patients with non-ST-elevation myocardial infarction (NSTEMI).

Methods: In the randomized TATORT-NSTEMI (Thrombus aspiration in thrombus containing culprit lesions in non-ST-elevation myocardial infarction) trial, NSTEMI patients with thrombus containing culprit lesions were randomized to either PCI with aspiration thrombectomy or conventional PCI. The endpoint was a combination of all-cause death, reinfarction and new congestive heart failure.

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We investigated the influence of functional impairment assessed by the Barthel index (BI) on the three-month outcomes after transfemoral-transcatheter aortic valve intervention (TF-TAVI) under general anesthesia. . We included retrospectively analyzed 336 patients undergoing TAVI between January 2017 and January 2018 in central hospital, Bad Berka, Germany.

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Aims: Drug-coated balloons (DCB) may avoid stent-associated long-term complications. This trial compared the clinical outcomes of patients with non-ST-elevation myocardial infarction (NSTEMI) treated with either DCB or stents.

Methods And Results: A total of 210 patients with NSTEMI were enrolled in a randomised, controlled, non-inferiority multicentre trial comparing a paclitaxel iopromide-coated DCB with primary stent treatment.

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The Heart Team (HT) discussion has been incorporated in the current guidelines for myocardial revascularization in order to optimize treatment decisions for patients with multivessel coronary disease (MVD). There are no data in the literature, whether hierarchical issues do have an impact on HT decisions. We aimed to analyze the therapeutic recommendations of the multidisciplinary "Heart Team" (HT) for coronary artery bypass grafting (CABG) or percutaneous coronary intervention (PCI) if: (a) The head of cardiovascular surgery (HOS) and the head of cardiology (HOC) were present during the HT meeting, (b) both directors were absent, (c) only HOS or HOC was present.

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Aims: In the absence of randomised data, we aimed to compare the transapical ACURATE and transfemoral ACURATE neo with the SAPIEN 3 prosthesis using propensity matching.

Methods And Results: From 2012 to 2016, 1,306 patients at three German centres received either the ACURATE/ACURATE neo prosthesis (n=591) or the SAPIEN 3 prosthesis (n=715). Through nearest neighbour matching with exact allocation for access route and centre, pairs of 329 patients (250 transfemoral, 79 transapical) per group were determined.

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Background: It is known that patients with acute coronary syndromes (ACS) and diabetes mellitus (DM) are at higher risk for in-hospital adverse events. However, we hypothesized that the higher event rate is due to the patients' subgroup with renal failure (RF), a common sequel of DM.

Methods And Results: We used data of the prospective ALKK-PCI registry including all consecutive percutaneous coronary interventions (PCI) for ACS of 48 hospitals between 2008 and 2013.

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Objectives: The aim was to establish a contemporary scoring system to predict the outcome of chronic total occlusion coronary angioplasty.

Background: Interventional treatment of chronic total coronary occlusions (CTOs) is a developing subspecialty. Predictors of technical success or failure have been derived from datasets of modest size.

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Background: The study focuses on the evolution of practice, procedural outcomes, and in-hospital complications of chronic total occlusion percutaneous coronary intervention in Europe.

Methods And Results: Data from 17 626 procedures enrolled in European Registry of Chronic Total Occlusion between January 2008 and June 2015 were assessed. The mean patient age was 63.

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Background: The objective of this study was to identify prognostic indicators in patients with inflammatory cardiomyopathy (iCM) on endomyocardial biopsy (EMB).

Methods And Results: Between 2007 and 2011 all consecutive patients with diagnosed with iCM at EMB were retrospectively analyzed. The combined primary endpoint (EP) (1°EP) was cardiac death, aborted sudden cardiac death/appropriate implantable cardioverter defibrillator (ICD) shock, progressive heart failure requiring left ventricular assist device (LVAD) implantation and heart transplantation.

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Aims: The aim of this study was to analyze whether local application of 3% hydrogen peroxide (H2O2) additionally to standard antibiotic prophylaxis following implantation of cardiac implantable electronic devices (CIED) reduces the incidence of pocket infections (PI).

Methods: In this observational case-control study every patient from the group additionally treated with H2O2 was matched with two patients out of the control group for age, male-gender, body-mass-index and operation time. The incidence of PI within 365 days after device implantation was compared.

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Aims: The clinical value of percutaneous coronary intervention (PCI) for chronic coronary total occlusions (CTOs) is not established by randomized trials. This study should compare the benefit of PCI vs. optimal medical therapy (OMT) on the health status in patients with at least one CTO.

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Article Synopsis
  • Doctors are using a new method called valve-in-valve (VinV) to help patients with heart valve problems, especially when surgery is risky.
  • In a study of 514 patients, they compared two types of heart valves, SAPIEN XT and SAPIEN 3, to see how well they worked and if they caused any issues.
  • The results showed that both types of valves were mostly safe, but there were some concerns about the valves not opening enough, especially in smaller patients' valves and when the new valve was placed too deep.
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Background: The decision for coronary artery bypass grafting (CABG) or percutaneous coronary intervention (PCI) in patients with multi-vessel coronary artery disease (mCAD) is currently made by a heart-team approach. Patients' preference is less well investigated.

Methods: All consecutive patients with prior CABG and at least 2 PCI procedures were interviewed whether they would elect bypass surgery or staged PCI in case of a hypothetical scenario in which they had mCAD and CABG or PCI will equally improve symptoms and survival.

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Background And Aim Of The Study: Left ventricular (LV) perforation is one of the rare and most serious complications of transcatheter aortic valve implantation (TAVI). The study aim was to determine the pathophysiological factors associated with this serious complication.

Methods: A retrospective study was conducted of pathophysiological factors shown in echocardiograms and computed tomography angiograms performed preoperatively in patients who developed LV perforation during transfemoral TAVI (study group) with regards to anatomic and functional variables.

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Aims: Shock coil interaction in patients with multiple implantable cardioverter defibrillator (ICD) leads is occasionally observed. We aimed to evaluate the incidence of shock coil interaction and its clinical relevance.

Methods And Results: All ICD patients (646 patients) who came to follow up control in our ICD ambulance between January 1, 2011, and December 31, 2011 in the department of cardiology in Bad Berka hospital were retrospectively evaluated in this study.

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Background Context: With more cement augmentation procedures done, the occurrence of serious complications is also expected to rise. Symptomatic central cement embolization is a rare but very serious complication. Moreover, the pathophysiology and treatment of intrathoracic cement embolism remain controversial.

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