Publications by authors named "A Osa-Saez"

Background: No study has focused on left atrial (LA) function assessed by echocardiography in adult patients with simple D-TGA after arterial switch operation (ASO). We aimed to describe LA strain parameters in these patients.

Methods: A prospective cohort study including 42 adult patients with simple D-TGA after ASO and 33 aged-matched controls.

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Article Synopsis
  • The study investigated cardiac events in patients with acute myeloid leukemia (AML), revealing that 4.6% of newly diagnosed and 3.6% of treated patients experienced fatal cardiac events over time.
  • Risk factors for these events included prior heart disease, older age (≥ 65), previous cardiac issues, and receiving non-intensive chemotherapy.
  • Additionally, the research found a high overall incidence of non-fatal cardiac events and significant impacts on survival for those who suffered severe cardiac complications during treatment.
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Background: Spatiotemporal complexity of the color Doppler vena contracta challenging the assumption of a circular and constant orifice may lead to mitral regurgitation (MR) grading inconsistencies. Using 3D transesophageal echocardiography, we characterized spatiotemporal vena contracta complexity and its impact on MR severity grading.

Methods: In 192 patients with suspected moderate or severe MR (100 primary MR [PMR]; 92 secondary MR [SMR]), we performed three-dimensional vena contracta area (VCA) quantification using single-frame (midsystolic or VCAmid, maximum or VCAmax) and multiframe (VCAmean) methods, as well as measures of orifice shape (shape index) and systolic variation of VCA.

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Introduction And Objectives: Patients with Fontan circulation (FC) have a high incidence of clinical complications. However, no biomarker is able to accurately stratify risk. The aim of this study was to analyze the relationship between biomarkers and clinical complications, including carbohydrate antigen 125 (CA125) for the first time, and to propose a risk estimation based on a combination of biomarkers.

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