Publications by authors named "Biagio Liccardo"

Takotsubo syndrome (TTS) is a rare cause of myocardial infarction in heart transplant patients. The heterogeneity of reported cases makes it impossible to identify specific characteristics of patients at risk. The occurrence of biventricular TTS is even less frequent its impact on long-term prognosis is unpredictable.

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Dyslipidemia is a metabolic disorder characterized by quantitative and/or qualitative abnormalities in serum lipid levels. Elevated serum cholesterol levels can modify the turnover and recruitment of ionic channels in myocytes and cellular homeostasis, including those of inflammatory cells. Experimental and clinical data indicate that inflammation is implicated in the pathophysiology of atrial remodeling, which is the substrate of atrial fibrillation (AF).

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Heart and lung sharing the same anatomical space are influenced by each other. Spontaneous breathing induces dynamic changes in intrathoracic pressure, impacting cardiac function, particularly the right ventricle. In intensive care units (ICU), mechanical ventilation (MV) and therefore positive end-expiratory pressure (PEEP) are often applied, and this inevitably influences cardiac function.

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Article Synopsis
  • Recent research indicates that lung ultrasound can detect hidden pulmonary congestion in patients with pulmonary arterial hypertension (PAH), revealing a relationship between right heart failure and increased lung water content.
  • A study involving 102 PAH patients demonstrated that 75% had pulmonary congestion indicated by B-lines on lung ultrasound, with various factors such as sex, age, and NT-proBNP levels correlating with these findings.
  • The results suggest that pulmonary congestion is tied to right ventricular dysfunction and increased central venous pressure, which may hinder lymphatic drainage.
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Objectives: The differential diagnosis between pulmonary arterial hypertension (PAH) and postcapillary pulmonary hypertension (PH) in heart failure with preserved ejection fraction (HFpEF) is sometimes difficult despite guidelines-derived standardized step-by-step diagnostic algorithms. We therefore explored the added value of lung ultrasound to a previously validated echocardiographic score of right heart catheterization measurements.

Methods: Patients referred for PH underwent a right heart catheterization, echocardiography, and lung ultrasound before and after rapid infusion of 7 mL/kg of saline.

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Sodium-glucose cotransporter 2 inhibitors (SGLT2-i) are a novel class of oral hypoglycemic agents currently used among patients with type 2 diabetes mellitus (T2DM). The effects of SGLT2-i inhibitors on cardiac structure and function are not fully understood. The aim of this study is to evaluate the echocardiographic changing among patients with well-controlled T2DM treated with SGLT2-i in real-world setting.

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Myotonic dystrophy type 1 (DM1) is the most common muscular dystrophy in adults. Cardiac involvement is reported in 80% of cases and includes conduction disturbances, arrhythmias, subclinical diastolic and systolic dysfunction in the early stage of the disease; in contrast, severe ventricular systolic dysfunction occurs in the late stage of the disease. Echocardiography is recommended at the time of diagnosis with periodic revaluation in DM1 patients, regardless of the presence or absence of symptoms.

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Article Synopsis
  • Point-of-care ultrasonography (POCUS) is a quick ultrasound exam conducted by healthcare providers to assist in patient diagnosis and treatment.
  • POCUS is primarily utilized in emergency departments to swiftly identify severe health issues, expanding beyond initial cardiovascular and respiratory assessments to areas like trauma and abdominal issues.
  • The review focuses on the various applications of POCUS in emergencies, including its role in managing conditions like deep-vein thrombosis and heart failure.
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The antithrombotic management of patients after surgical or transcatheter bioprosthetic heart valves (BHVs) replacement is still challenging. Our review aims to describe the current evidence on the best antithrombotic strategy among patients undergoing BHVs replacement (surgical or transcatheter) and/or valve repair, with particular attention to those with atrial fibrillation.

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Introduction: Antiarrhythmic drugs (AADs) show a narrow therapeutic range and marked intersubject variability in pharmacokinetics (PK), which may lead to inappropriate dosing and drug toxicity.

Areas Covered: The aim of the present review is to describe PK properties of AADs, discussing the main changes in different clinical scenarios, such as the elderly and patients with obese, chronic kidney, liver, and cardiac disease, in order to guide their right prescription in clinical practice.

Expert Opinion: There are few data about PK properties of AADs in a special population or challenging clinical setting.

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PCSK9 inhibitors (PCSK9i) are monoclonal antibodies that have been shown to be effective in reducing both LDL cholesterol (LDL-C) values and major cardiovascular events in patients at high cardiovascular risk. Adherence to PCSK9i is critical for the success of the treatment. The aim of the present study is to evaluate patients' adherence to PCSK9i during the COVID-19 pandemic.

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Many antitumoral drugs have been linked to takotsubo cardiomyopathy, with no clear pathogenetic mechanisms. Data about this condition are lacking in literature. The aim of this meta-summary is to summarize the characteristics of patients with antitumoral drug-induced takotsubo cardiomyopathy, described in case reports available in literature.

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Measurement of direct oral anticoagulants (DOACs) activity is not routinely necessary. Indeed, evaluation of DOACs plasmatic concentration is discouraged for the majority of patients, due to the lack of outcome data supporting this approach. Nevertheless, DOAC measurements may be useful in emergency situations such as serious bleeding events, need for urgent invasive procedures, and acute ischemic stroke or in managing anticoagulation in "special populations" not adequately studied in clinical trials, for example the very elderly or those at the extremes of body weight.

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The integrated clinical, laboratory and ultrasound approach is essential for the diagnosis, evaluation and monitoring of the patient's therapy in coronavirus disease 2019 pneumonia. The ideal imaging approach in this context is not yet well defined. Chest X-ray is characterized by low sensitivity in identifying earlier lung changes.

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Standard therapy for venous thromboembolism (VTE) includes the use of heparins and vitamin K antagonists. Randomized clinical trials have shown that non-vitamin K oral anticoagulants are as effective and safe as standard therapy in VTE treatment, with an improved pharmacological profile. Edoxaban, a direct inhibitor of factor Xa, has demonstrated noninferiority to standard therapy for the treatment of VTE, preserving a high safety profile even in long-term therapy, in frail patients and in severe clinical presentations.

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The prevalence of both atrial fibrillation (AF) and obesity has steadily increased. Nonvitamin K antagonist oral anticoagulants (NOACs) have been shown to be more effective and safer than vitamin K antagonists (VKAs) for long-term stroke prevention in patients with nonvalvular AF. There are still limited data in the literature regarding performance of NOACs in obese patients with AF in the "real world.

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Sacubitril/valsartan therapy reduces sudden cardiac death (SCD) among patients with reduced ejection fraction (HFrEF) when compared to guidelines recommended doses of enalapril, however the mechanism is still not clear. There are few, contrasting results about the effect of sacubitril/valsartan on arrhythmias in the clinical context of dilated cardiomyopathy (DCM) and there are no clinical data about its effect on measured implantable cardioverter defibrillator (ICD) electrical parameters, such as atrial/ventricular electrograms sensing and pacing threshold. We conducted a 12 month follow-up observational study in 167 ischemic and nonischemic DCM patients (mean age 68.

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Article Synopsis
  • - Central venous catheterization is crucial for administering fluids and drugs in cardiac critical care, and using the axillary vein could provide a more comfortable and safer option compared to the traditional sites.
  • - Researchers developed a new in-plane ultrasound technique with a support bracket, allowing better control and visibility of the needle tip during axillary vein cannulation.
  • - In a study of 35 patients, this technique achieved a 97% success rate without complications, suggesting it as a feasible and quick alternative to jugular and subclavian approaches for central line placement.
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Mitral valve prolapse is generally a benign condition characterized by fibromyxomatous changes of the mitral leaflet with displacement into the left atrium and late-systolic regurgitation. Although it is an old clinical entity, it still arouses perplexity in diagnosis and clinical management. Complications, such as mitral regurgitation (MR), atrial fibrillation, congestive heart failure, endocarditis, ventricular arrhythmias, and sudden cardiac death (SCD), have been reported.

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Atrial fibrillation (AF) is commonly diagnosed in the setting of active cancer. Because of an increased risk of either thromboembolic events or bleeding, the decision to initiate therapeutic anticoagulation in patients with active cancer can be challenging. Moreover, little is still known about the optimal anticoagulation therapy in the setting of AF and cancer, and no guidelines are as yet available.

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Anabolic-androgenic steroids (AAS) are used by power athletes to improve performance. However, the real effects of the chronic consumption of AAS on cardiovascular structures are subjects of intense debate. To detect by speckle tracking echocardiography (STE) underlying left atrial (LA) dysfunction in athletes abusing AAS and assess possible correlation between LA myocardial function and exercise capacity during cardiopulmonary stress test.

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Intense exercise may cause heart remodeling to compensate increases in blood pressure or volume by increasing muscle mass. Cardiac changes do not involve only the left ventricle, but all heart chambers. Physiological cardiac modeling in athletes is associated with normal or enhanced cardiac function, but recent studies have documented decrements in left ventricular function during intense exercise and the release of cardiac markers of necrosis in athlete's blood of uncertain significance.

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Synopsis of recent research by authors named "Biagio Liccardo"

  • - Biagio Liccardo's research focuses on the intersection of cardiovascular health and advanced imaging techniques, particularly the use of lung ultrasound, echocardiography, and point-of-care ultrasound in diagnosing and managing conditions like pulmonary hypertension and heart failure.
  • - His recent work emphasizes the importance of differential diagnosis in pulmonary hypertension and evaluates the efficacy of sodium-glucose cotransporter 2 inhibitors in improving cardiac functionality among patients with type 2 diabetes.
  • - Liccardo also investigates the broader implications of antithrombotic management in specific populations, such as patients with atrial fibrillation and bioprosthetic heart valves, highlighting the need for tailored therapeutic strategies and real-world applicability of clinical guidelines.