Publications by authors named "Lorenzo Grazioli-Gauthier"

Introduction: Long-term complication rates in standard transvenous pacemakers are reported around 4-12% with a higher incidence in the elderly population. We report our experience in octogenarians undergoing leadless pacemaker implantation in two large-volume centers in Switzerland.

Methods: Consecutive patients undergoing leadless pacemaker implantation at two Swiss large volume centers (University Hospital Zurich, Zurich and Cardiocentro Ticino Institute, Lugano) between October 2015 and March 2020 were included in this retrospective analysis.

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Unlabelled: Leukocytoclastic vasculitis is a cutaneous, small-vessel vasculitis. In 50% of cases the aetiology is idiopathic but it can be linked to drugs, infections, autoimmune disorders and various types of cancer. Levamisole is used as an adulterant in cocaine and heroin and has been associated with the development of leukocytoclastic vasculitis.

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Inflammatory response following SARS-CoV-2 infection results in substantial increase of amounts of intravascular pro-coagulant extracellular vesicles (EVs) expressing tissue factor (CD142) on their surface. CD142-EV turned out to be useful as diagnostic biomarker in COVID-19 patients. Here we aimed at studying the prognostic capacity of CD142-EV in SARS-CoV-2 infection.

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All over the world, SARS-CoV-2 pneumonia is causing a significant short and medium-term morbidity and mortality, with reported persisting symptoms, radiological and lung alterations up to 6 months after symptoms onset. Nevertheless, the 1-year impact on affected patients is still poorly known. In this prospective observational study, 39 patients with SARS-CoV-2 pneumonia were recruited from a single COVID-19 hospital in Southern Switzerland.

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is a facultative anaerobic Gram-positive rod usually found in the normal microbiota of the gastrointestinal and genitourinary tract. Frequently dismissed as a contaminant, it is implicated in several diseases. We describe a rare case of endocarditis caused by in an immunocompetent 40 year-old male patient with a history of mitral valve repair.

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Purpose: The miniaturized transcatheter pacing system (TPS) implant is performed using a 27 Fr sheath. Achieving femoral vein access hemostasis after sheath removal is of utmost importance. Feasibility and clinical effectiveness of double device-based suture-mediated closure technique (DualPerclose) were evaluated.

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Unlabelled: The current SARS-CoV-2/COVID-19 pandemic has led to a global health crisis. The clinical spectrum of SARS-CoV-2 infection ranges from asymptomatic infection to critical illness affecting almost every organ including the central and peripheral nervous systems. Myoclonus, a less expected and relatively unusual neurological complication, together with ataxia, has lately been associated with SARS-CoV-2 infection.

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Background: All over the world, SARS-CoV-2 pneumonia is causing a significant short-term morbidity and mortality, but the medium-term impact on lung function and quality of life of affected patients are still unknown.

Methods: In this prospective observational study, 39 patients with SARS-CoV-2 pneumonia were recruited from a single COVID-19 hospital in Southern Switzerland. At three months patients underwent radiological and functional follow-up through CT scan, lung function tests, and 6 min walking test.

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Unlabelled: Giant cell arteritis (GCA), or Horton's arteritis, presenting solely as fever is very rare. Usually, it manifests with typical features such as visual problems, headache and jaw claudication, or it can be associated with polymyalgia rheumatica. We describe the case of a patient with GCA who presented only with prolonged fever, the cause of which was not determined by diagnostic tests.

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Aims: The implantable cardiac defibrillator/cardiac resynchronization therapy with defibrillator-based HeartLogic™ algorithm has recently been developed for early detection of impending decompensation in heart failure (HF) patients; but whether this novel algorithm can reduce HF hospitalizations has not been evaluated. We investigated if activation of the HeartLogic algorithm reduces the number of hospital admissions for decompensated HF in a 1 year post-activation period as compared with a 1 year pre-activation period.

Methods And Results: Heart failure patients with an implantable cardiac defibrillator/cardiac resynchronization therapy with defibrillator with the ability to activate HeartLogic and willingness to have remote device monitoring were included in this multicentre non-blinded single-arm trial with historical comparison.

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The current standard biomarker for myocardial infarction (MI) is high-sensitive troponin. Although powerful in clinical setting, search for new markers is warranted as early diagnosis of MI is associated with improved outcomes. Extracellular vesicles (EVs) attracted considerable interest as new blood biomarkers.

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Cardiovascular magnetic resonance (CMR) is the gold standard technique to comprehensively assess cardiac structure and function. A 64-year-old male, planned for surgical coronary revascularization, underwent transthoracic and transesophageal echocardiography for a mitral regurgitation, with an eccentric jet of unclear mechanism; these examinations were inconclusive because of the lack of adequate visualization of the cardiac structures. A CMR was then performed to quantify mitral regurgitation and, additionally, it documented a giant hiatus hernia with gastric sliding into the thorax.

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