Publications by authors named "Daniel Fernandez Reyes"

Objectives: Our purpose was to establish different cut-off points based on the lung ultrasound score (LUS) to classify COVID-19 pneumonia severity.

Methods: Initially, we conducted a systematic review among previously proposed LUS cut-off points. Then, these results were validated by a single-centre prospective cohort study of adult patients with confirmed SARS-CoV-2 infection.

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Objectives: Our purpose was to establish different cut-off points based on the lung ultrasound score (LUS) to classify COVID-19 pneumonia severity.

Methods: Initially, we conducted a systematic review among previously proposed LUS cut-off points. Then, these results were validated by a single-centre prospective cohort study of adult patients with confirmed SARS-CoV-2 infection.

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Article Synopsis
  • The study aimed to evaluate how the timing of anakinra administration during hospital admission affects patient outcomes (death or ICU admission) in those with severe COVID-19 pneumonia, and to explore a simplified scoring system for assessing risk.
  • A retrospective analysis was conducted on 312 patients treated with anakinra and corticosteroids, categorizing them based on when they received anakinra relative to their admission; results indicated that early treatment significantly improved recovery rates compared to late treatment.
  • The patient cohort had an average age of 67.4 years, with comorbidities like hypertension, and overall showed elevated inflammatory markers, with a significant portion experiencing improved clinical outcomes within 30 days, though 27.8% unfortunately still
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Background: Deep vein thrombosis (DVT) and pulmonary embolism (PE) are both complications linked with COVID-19. Lower limb point-of-care clinical ultrasound (POCUS) could detect occult clots, helping decide whom to treat with anticoagulation.

Objectives: To determine proximal DVT prevalence with POCUS screening among hospitalized COVID-19 patients.

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Article Synopsis
  • The study aimed to assess the prevalence of proximal deep vein thrombosis (DVT) in hospitalized COVID-19 patients using point-of-care ultrasound (POCUS).
  • Between April 22nd and 30th, 2020, 87 patients were screened; 26 were either discharged from or still in the ICU, with only 4 patients identified with DVT.
  • While DVT was low among those receiving anticoagulant prophylaxis, pulmonary embolism (PE) was found in 5 patients (23.8%) who had no DVT, indicating significant risk for PE despite prophylaxis.
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In this work, a new method to determine and correct the linear drift for any crystalline orientation in a single-column-resolved high-resolution scanning transmission electron microscopy (HR-STEM) image, which is based on angle measurements in the Fourier space, is presented. This proposal supposes a generalization and the improvement of a previous work that needs the presence of two symmetrical planes in the crystalline orientation to be applicable. Now, a mathematical derivation of the drift effect on two families of asymmetric planes in the reciprocal space is inferred.

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