Publications by authors named "Alexandros Liatsos"

Background: The tricuspid annular plane systolic excursion/pulmonary artery systolic pressure (TAPSE/PASP) ratio is a non-invasive surrogate for right ventricular-pulmonary arterial (RV-PA) coupling, studied in chronic RV pressure overload syndromes. However, its prognostic utility in patients with acute myocardial infarction (AMI), which may cause acute RV pressure overload, remains unexplored.

Objective: This study aimed to determine predictors of RV-PA uncoupling in patients with first AMI and examine whether it could improve risk stratification for cardiovascular in-hospital mortality after revascularization.

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Background: This study sought to explore the prevalence and clinical utility of different patterns of multiorgan venous congestion as assessed by the venous excess ultrasound (VExUS) score in hospitalized patients with acute heart failure (HF).

Methods: Consecutive patients admitted for acute HF were prospectively enrolled. Inferior vena cava diameter, hepatic vein, portal vein, and renal vein Doppler waveforms were assessed at admission, and patients were stratified based on VExUS score from 0 to 3, with higher values indicating worse congestion.

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Article Synopsis
  • Right ventricular (RV) dysfunction after a heart attack is linked to a high risk of poor outcomes, and this study focused on the predictive value of RV global longitudinal strain (GLS) for in-hospital mortality among patients with their first acute myocardial infarction (AMI).
  • The study examined 300 first AMI patients, measuring RV GLS through echocardiograms performed 24 hours after successful revascularization, finding significant differences in RV GLS between types of AMI.
  • RV GLS was identified as an essential predictor of in-hospital mortality, outperforming other conventional RV function measures, and its addition to traditional risk models greatly improved mortality prediction.
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Background: Acute myocardial infarction (AMI) remains the leading cause of mortality worldwide. The majority of patients who suffer an AMI have a history of at least one of the standard modifiable risk factors (SMuRFs): smoking, hypertension, dyslipidemia, and diabetes mellitus. However, emerging scientific evidence recognizes a clinically significant and increasing proportion of patients presenting with AMI without any SMuRF (SMuRF-less patients).

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Objectives: Micro-computed tomography (micro-CT) is a novel, nondestructive, slide-free digital imaging modality that enables the acquisition of high-resolution, volumetric images of intact surgical tissue specimens. The aim of this systematic mapping review is to provide a comprehensive overview of the available literature on clinical applications of micro-CT tissue imaging and to assess its relevance and readiness for pathology practice.

Methods: A computerized literature search was performed in the PubMed, Scopus, Web of Science, and CENTRAL databases.

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The posterior reversible encephalopathy syndrome (PRES) was first described by Hinchey's group in 1996 as a reversible vasogenic brain edema on magnetic resonance imaging (MRI). Hypertension represents the most frequent manifestation associated with PRES. In the present report, we present a patient diagnosed with locally advanced pancreatic adenocarcinoma who received 3 cycles of a 5-fluoruracil plus oxaliplatin-based chemotherapy regimen and developed PRES after the third cycle.

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Trastuzumab emtansine (T-DM1) is a human epidermal growth factor receptor 2 (Her2) - targeted antibody-drug conjugate that is approved for patients previously treated with trastuzumab and a taxane for Her2-positive advanced breast cancer and those who have progressed within 6 months of completion of adjuvant chemotherapy, as well as for patients with residual invasive Her2-positive disease after the completion of adjuvant chemotherapy. Peripheral neuropathy is a common adverse event; however, ocular events have also been described. With the current report we present the case of a 67-year old woman who developed transient grade 2-3 blurred vision after the first T-DM1 infusion, which was complicated with grade 2 diplopia causing vertigo after the second infusion.

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Small cell carcinomas (SCCs) are poorly differentiated neuroendocrine tumors that arise predominantly in the lung and gastrointestinal tract (GIT). Neuroendocrine carcinomas can occur in a variety of extrapulmonary sites throughout the body, including breast, larynx, GIT, prostate, urinary bladder, ovary and cervix. This is a case report of a 55-year-old Asian female patient with metastatic high-grade neuroendocrine carcinoma of unknown origin that responded notably to off-label nivolumab maintenance treatment after first-line carboplatin - etoposide chemotherapy and radiation.

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