Publications by authors named "Miriam Juarez"

Article Synopsis
  • Pulmonary embolism (PE) is a major cause of hospital deaths and cardiovascular issues, with traditional treatments like anticoagulation and surgery being standard options.
  • Recent advancements include catheter-directed interventions (CDI), such as thrombolysis, which may quickly enhance patient outcomes, despite limited supporting evidence from clinical trials.
  • A joint report highlights the need for rapid response teams, thorough patient evaluation, and collaborative methods to optimize treatment and outcomes for those dealing with PE.
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Introduction And Objectives: In the setting of ST-segment elevation myocardial infarction (STEMI), imaging-based biomarkers could be useful for guiding oral anticoagulation to prevent cardioembolism. Our objective was to test the efficacy of intraventricular blood stasis imaging for predicting a composite primary endpoint of cardioembolic risk during the first 6 months after STEMI.

Methods: We designed a prospective clinical study, Imaging Silent Brain Infarct in Acute Myocardial Infarction (ISBITAMI), including patients with a first STEMI, an ejection fraction ≤ 45% and without atrial fibrillation to assess the performance of stasis metrics to predict cardioembolism.

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Article Synopsis
  • A study conducted from 2017-2020 at five cardiac intensive care units (C-ICUs) found that influenza was detected in 5.5% of patients admitted during flu season, highlighting the potential for underdiagnosis.
  • Patients with influenza often had conditions like heart failure and required mechanical ventilation, with higher instances of myocarditis and pericarditis compared to those without influenza.
  • Despite a significant vaccination uptake (43% of patients), the findings suggest that routine screening for influenza is necessary at C-ICU admissions during influenza epidemics.
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The use of blended learning strategies is increasingly common in health sciences, including veterinary medicine; however, there are very few descriptions of these methods being applied to practicals. We describe here the application of blended learning based on the implementation of flipped classrooms with collaborative learning and gamification to the 2020-2021 veterinary medicine gross anatomy practicals at CEU Cardenal Herrera University (Spain). Students prepared for the sessions by pre-viewing videos and taking a quiz before the start.

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The use of cadavers is essential for veterinary anatomy learning. However, facing an animal corpse can be stressful for veterinary students because of their empathy toward animals. The objective of this study was to evaluate veterinary medicine students' emotions, feelings, and anxiety levels related to practicals with dog cadavers.

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Gamification is a dynamic tool for educational transformation useful to encourage student interest and enhance learning. Here we present a study conducted to investigate the effectiveness of an educational card game developed by us in veterinary anatomy practicals to reinforce knowledge acquisition in veterinary students. A total of four sets of cards were designed, each one with different anatomical topics (structure identification, articulation and positioning, clinical anatomy, and comparative anatomy); students were arranged in small groups (7-10 students per group) and played the game at the end of each anatomy practical session, discussing the corresponding questions, randomly chosen, as a team.

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Background: Patients with chest pain and persistent ST segment elevation (STE) may not have acute coronary occlusions or serum troponin curves suggestive of acute necrosis. Our objective is the validation and cost-effectiveness analysis of a diagnostic model assisted by artificial intelligence (AI).

Methods: Prospective multicenter registry in two groups of patients with STE: I) coronary arteries without significant lesions and without serum troponin curve suggestive of acute necrosis, II) myocardial infarction with acute coronary occlusion.

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Background: Ticagrelor has a bactericidal effect in vitro, and clinical studies suggest a beneficial effect in infections. Our aim was to determine the incidence of infections in patients treated with 3 different P2Y12 receptor inhibitors.

Methods: Retrospective registry in a cardiology department.

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Introduction: Beta-blockers are recommended after ST-elevation myocardial infarction (STEMI), but their benefit in patients with preserved left ventricular ejection fraction (LVEF) is unclear.

Methods: Consecutive patients discharged in sinus rhythm after STEMI between January 2010 and April 2015 were followed until December 2017. Percutaneous coronary intervention (PCI) was performed in 969 (99.

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The utility of molecular markers for predicting the risk of metachronous advanced colorectal lesions (MACLs) remains poorly investigated. We examined the relationship between somatic hypermethylation in polyps at baseline and the risk of developing MACL. This retrospective cohort study included 281 consecutive patients with colonic polyps who were enrolled between 2007 and 2009 and followed-up until 2014.

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Objectives: Most patients with multiple colonic polyps do not have a known genetic or hereditary origin. Our aim was to analyze the presence of inflammatory cytokines and levels of glucose, insulin, and C-reactive protein (CRP) in patients with multiple colonic polyps.

Methods: Eighty-three patients with 10 or more adenomatous or serrated polyps and 53 control people with normal colonoscopy were included.

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Background: Previous studies have described a circadian pattern of death from cardiovascular causes with a morning peak. Our aim is to describe the daytime oscillations in mortality in hospitalized patients with cardiovascular diseases.

Methods: Our retrospective registry including all patients who died in the Cardiology Department, including the cardiac intensive care unit, Madrid, Spain.

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Background: Long-term prognosis of acute coronary syndromes (ACS) in human immunodeficiency virus (HIV)-infected patients is unknown.

Aims: To compare outcomes after ACS in HIV-infected and uninfected patients.

Methods: Retrospective observational study.

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Objectives: Our goal was to determine the presentation and prognosis of influenza in an intensive cardiac care unit and to analyze the impact of an active surveillance program in the diagnosis.

Methods: We performed a prospective registry during the flu season in a coronary unit. In the first phase, no systematic screening was performed.

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Our aim was to describe the clinical profile of patients presenting sustained ventricular arrhythmias after sacubitril/valsartan (SV) initiation. All cases of sustained ventricular arrhythmias in patients receiving SV were consecutively recorded in two centers. Nineteen patients had sustained ventricular arrhythmias after SV.

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Background: The influence of interatrial block (IAB) in the prognosis after an acute ST-segment elevation myocardial infarction (STEMI) is unknown.

Objectives: To assess the prognostic impact of IAB after an acute STEMI regarding long-term mortality, development of atrial fibrillation, and stroke.

Methods: Registry of 972 consecutive patients with STEMI and sinus rhythm at discharge, with a long-term follow-up (49.

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Background: Previous studies have indicated that cardiovascular mortality follows a seasonal trend. The aim of this work was to determine the evolution of mortality throughout the year in a cardiology department.

Methods: All admissions and deaths occurring in our Cardiology Department over a 5-year period (2013-2017) were recorded retrospectively.

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Purpose: To obtain initial data on the effect of different levels of targeted temperature management (TTM) in out-of-hospital cardiac arrest (OHCA).

Methods: We designed a multicentre pilot trial with 1:1:1 randomization to either 32 °C (n = 52), 33 °C (n = 49) or 34 °C (n = 49), via endovascular cooling devices during a 24-h period in comatose survivors of witnessed OHCA and initial shockable rhythm. The primary endpoint was the percentage of subjects surviving with good neurologic outcome defined by a modified Rankin Scale (mRS) score of ≤ 3, blindly assessed at 90 days.

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Article Synopsis
  • - The study investigated the effectiveness of daptomycin dosing in hospitalized patients, noting that no established serum target levels exist for this drug, which complicates therapeutic drug monitoring (TDM).
  • - Out of 63 patients analyzed, a significant portion had inadequate daptomycin levels, with 68.3% receiving the correct dosage, while interpatient variability in serum concentrations was high.
  • - Results indicated that low serum levels (less than 3.18 mg/L) were linked to poor clinical outcomes, suggesting that TDM could help optimize dosing to improve patient results.
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Objective: The aim of this study was to validate a molecular classification of colorectal cancer (CRC) based on microsatellite instability (MSI), CpG island methylator phenotype (CIMP) status, BRAF, and KRAS and investigate each subtype's response to chemotherapy.

Design: This retrospective observational study included a population-based cohort of 878 CRC patients. We classified tumours into five different subtypes based on BRAF and KRAS mutation, CIMP status, and MSI.

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Introduction And Objectives: Despite therapeutic hypothermia, unconscious survivors of out-of-hospital cardiac arrest have a high risk of death or poor neurologic function. Our objective was to assess the usefulness of the variables obtained in the early moments after resuscitation in the prediction of 6-month prognosis.

Methods: A multicenter study was performed in 3 intensive cardiac care units.

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A recent study reported that 5-fluorouracil (5-FU)-based chemotherapy is less effective in treating patients with advanced colorectal cancer demonstrating hypermethylation of the gene. The aim of our study was to confirm and validate these findings in large, uniformly treated, well-characterized patient cohorts. Two cohorts of 783 patients with colorectal cancer: 532 from a population-based, multicenter cohort (EPICOLON I) and 251 patients from a clinic-based trial were used to study the effectiveness of methylation and expression as a predictor of response of colorectal cancer patients to 5-FU-based chemotherapy.

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Objectives: Sacubitril/valsartan was approved recently for the treatment of patients with heart failure and reduced ejection fraction. We present 6 cases of ventricular arrhythmia, that occurred shortly after sacubitril/valsartan initiation, that required drug withdrawal. Other potential triggering factors of electrical storm were ruled out and, from the arrhythmic perspective, all of the patients were stable in the previous year.

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