Publications by authors named "Noutsias M"

Article Synopsis
  • The study investigates the significance of cardiac troponin (cTn) levels in predicting mortality in patients with Takotsubo syndrome (TTS), analyzing data from the International Takotsubo Registry.
  • It identifies that a cTn increase greater than 28.8 times the upper reference limit signals clinically relevant myocardial injury, correlating with a higher risk of mortality over 5 years (adjusted HR 1.58).
  • The findings enhance understanding of patient risk profiles in TTS, emphasizing the need for increased monitoring and follow-up for those with significant troponin elevations.
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Article Synopsis
  • The study investigated changes in demographics, risk factors, clinical presentations, and outcomes of takotsubo syndrome (TTS) patients from 2004 to 2021, using data from the InterTAK registry.
  • Over the years, the proportion of male patients increased, and there was a rise in cases of midventricular TTS as well as significant growth in the incidence of physical triggers.
  • There was also a notable increase in 60-day mortality rates, although no significant change in 1-year mortality when excluding early deaths was observed, indicating a complex evolution of TTS and its management in recent years.
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Article Synopsis
  • Researchers developed a machine learning model to predict in-hospital death risk in Takotsubo syndrome (TTS) patients using data from over 3,400 individuals.
  • The model included 31 clinical variables and achieved strong performance results, with AUC values indicating high accuracy in identifying patients at risk of death.
  • Clustering analysis revealed six distinct patient groups with varying in-hospital death rates, demonstrating the model's ability to stratify risk profiles effectively.
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In cardiorenal syndrome (CRS), heart failure and renal failure are pathophysiologically closely intertwined by the reciprocal relationship between cardiac and renal injury. Type 1 CRS is most common and associated with acute heart failure. A preexistent chronic kidney disease (CKD) is common and contributes to acute kidney injury (AKI) in CRS type 1 patients (acute cardiorenal syndrome).

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Background: Patients with coronary heart disease (CHD) with and without diabetes mellitus have an increased risk of recurrent events requiring multifactorial secondary prevention of cardiovascular risk factors. We compared prevalences of cardiovascular risk factors and its determinants including lifestyle, pharmacotherapy and diabetes mellitus among patients with chronic CHD examined within the fourth and fifth EUROASPIRE surveys (EA-IV, 2012-13; and EA-V, 2016-17) in Germany.

Methods: The EA initiative iteratively conducts European-wide multicenter surveys investigating the quality of secondary prevention in chronic CHD patients aged 18 to 79 years.

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Heart failure (HF) patients frequently develop brain deficits that lead to cognitive dysfunction (CD), which may ultimately also affect survival. There is an important interaction between brain and heart that becomes crucial for survival in patients with HF. Our aim was to review the brain/heart interactions in HF and discuss the emerging role of combined brain/heart magnetic resonance imaging (MRI) evaluation.

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Despite left ventricular global longitudinal strain is an eminent and validated marker of cardiovascular disease, assessment of left atrial size and function may have incremental role in diagnosis and management of cardiovascular disease. Left atrial strain, measured by 2-dimensional speckle tracking echocardiography, is a non-invasive biomarker for the assessment of left atrial function. This novel marker, has additional value to traditional echocardiography markers of left atrial function such as left atrial diameter and volume for the diagnosis and management of left ventricular diastolic dysfunction, heart failure with preserved ejection fraction, atrial fibrillation and valvular disease.

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Aims: 18F-sodium fluoride ([18F]fluoride) and gadobutrol are promising probes for positron emission tomography (PET) and magnetic resonance imaging (MRI) characterizing coronary artery disease (CAD) activity. Unlike [18F]fluoride-PET/computed tomography (CT), the potential of PET/MR using [18F]fluoride and gadobutrol simultaneously, has so far not been evaluated. This study assessed feasibility and diagnostic potential of [18F]fluoride and gadobutrol enhanced dual-probe PET/MR in patients with CAD.

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Background: The value of mechanical circulatory support (MCS) in cardiogenic shock, especially the combination of the ECMELLA approach (Impella combined with ECMO), remains controversial.

Case Presentation: A previously healthy 33-year-old female patient was submitted to a local emergency department with a flu-like infection and febrile temperatures up to 39 °C. The patient was tested positive for type-A influenza, however negative for SARS-CoV-2.

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Background Atrial fibrillation (AF) is a major risk factor for mortality. The prevalence, clinical correlates, and prognostic impact of AF in Takotsubo syndrome (TTS) have not yet been investigated in a large patient cohort. This study aimed to investigate the prevalence, clinical correlates, and prognostic impact of AF in patients with TTS.

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Background: Clinical ethics case consultations (CECCs) provide a structured approach in situations of ethical uncertainty or conflicts. There have been increasing calls in recent years to assess the quality of CECCs by means of empirical research. This study provides detailed data of a descriptive quantitative and qualitative evaluation of a CECC service in a department of cardiology and intensive care at a German university hospital.

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MR imaging with an albumin-binding probe enables the visualization of endothelial permeability and damage in the arterial system. The goal of this study was to compare signal enhancement of lesions with different grades of stenosis segments on molecular CMR in combination with the albumin-binding probe gadofosveset. This prospective clinical study included patients with symptoms suggestive of coronary artery disease (CAD).

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Article Synopsis
  • This study investigates ethnic differences in clinical characteristics and in-hospital outcomes of takotsubo syndrome (TTS) patients from Japan and Europe.
  • Japanese patients tend to be older, more male, and experience more physical triggers for TTS, along with higher rates of cardiogenic shock and in-hospital mortality compared to European patients.
  • Despite worse in-hospital outcomes for Japanese patients, ethnicity itself does not influence mortality rates; rather, the type of physical stressors is the key prognostic factor for both groups.
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Methods: Retrospective analysis of all patients with in-hospital cardiac arrest and return of spontaneous circulation (ROSC) in the ICU of the cardiologic department of the University Hospital of Halle (Saale) between 1999 and 2009.

Results: During the observation period, 169 patients with in-hospital cardiac arrest and information regarding temperature measurements were treated. Invasive therapeutic temperature management (TTM+) was applied in 64 patients (37.

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Aims: Acute pulmonary disorders are known physical triggers of takotsubo syndrome (TTS). This study aimed to investigate prevalence of acute pulmonary triggers in patients with TTS and their impact on outcomes.

Methods And Results: Patients with TTS were enrolled from the International Takotsubo Registry and screened for triggering factors and comorbidities.

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In recent decades, vibrational spectroscopic methods such as Raman and FT-IR spectroscopy are widely applied to investigate plasma and serum samples. These methods are combined with drop coating deposition techniques to pre-concentrate the biomolecules in the dried droplet to improve the detected vibrational signal. However, most often encountered challenge is the inhomogeneous redistribution of biomolecules due to the coffee-ring effect.

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Recently, the design and development of a modern health policy in the field of regenerative medicine leads to the formation of a new and integrated cognitive field, which requires systematic research and study in order to produce innovative answers and best practices. Advanced therapy medicinal products (ATMPs) is a new product category, which is at the heart of concern since it has to deal with diseases in which traditional medicine has proven to be ineffective so far. The aim of this review is to provide evidence for the state of the art ATMPs and their modern applications in the field of regenerative medicine.

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Background: Cardiovascular diseases are still the main cause of death in the western world. However, diminishing mortality rates of acute myocardial infarction (AMI) are motivating the need to investigate the process of secondary prevention after AMI. Besides cardiac rehabilitation, disease management programs (DMPs) are an important component of outpatient care after AMI in Germany.

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Accumulating evidence indicates that heat shock proteins (HSPs) may represent a suitable biomarker to predict atrial fibrillation (AF). We investigated the relation of circulating serum HSP70 (sHSP70) with inflammatory cytokines and recurrence of symptomatic recent onset AF (ROAF). We enrolled 90 patients with ROAF (the duration from onset of symptoms ≤24 hours) and 30 controls.

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Background: Hyponatremia is known to be associated with a worse patient outcome in heart failure. In cardiorenal syndrome (CRS), the prognostic role of concomitant hyponatremia is unclear. We sought to evaluate potential risk factors for hyponatremia in patients with CRS presenting with or without hyponatremia on hospital admission.

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