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Purpose: To determine whether oxygen inhalation reducing artifacts in patients with previous transient severe motion (TSM) on gadoxetate-disodium-enhanced MRI.
Materials And Methods: Fifty-one patients with TSM on previous gadoxetate-disodium-enhanced MRI (Baseline examination) were evaluated. Image quality in the examination with oxygen inhalation (Oxygen examination) and that in Baseline examination and the examination before Baseline examination without oxygen inhalation (Past examination) were qualitatively compared in dynamic study.
Results: Image quality was significantly higher in Oxygen examination than Baseline examination in arterial phase, but there was no statistical difference between Baseline and Past examinations.
Conclusion: Oxygen inhalation improved image quality in patients with a prior episode of arterial phase TSM.
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http://dx.doi.org/10.1016/j.clinimag.2018.01.020 | DOI Listing |
Cureus
August 2025
Acute Medicine, Weston General Hospital, University Hospitals Bristol and Weston, Weston-super-Mare, GBR.
Methemoglobinemia is an uncommon yet potentially life-threatening condition that results from the oxidation of iron from the ferrous (Fe²⁺) to the ferric (Fe³⁺) state, rendering hemoglobin unable to effectively transport oxygen. This translates into a state of functional hypoxia despite adequate arterial oxygen tension. Among the various causes of acquired methemoglobinemia, recreational inhalation of alkyl nitrites, widely known as "poppers," is a notable but underrecognized trigger.
View Article and Find Full Text PDFACS Nano
September 2025
Department of Emergency and Critical Care Medicine, The Fourth Affiliated Hospital of Soochow University, Suzhou 215124, China.
Acute lung injury (ALI) is characterized by the excessive accumulation of reactive oxygen species (ROS), which triggers a severe inflammatory cascade and the destruction of the alveolar-capillary barrier, leading to respiratory failure and life-threatening outcomes. Considering the limitations and adverse effects associated with current therapeutic interventions, developing effective and safe strategies that target the complex pathophysiological mechanisms of ALI is crucial for improving patient outcomes. Herein, we developed an inhalable, multifunctional nanotherapeutic (MSCNVs@CAT) by encapsulating catalase (CAT) in mesenchymal-stem-cell-derived nanovesicles (MSCNVs).
View Article and Find Full Text PDFPediatr Pulmonol
September 2025
Intensive Care Service, Hospital Germans Trias i Pujol, Badalona, Spain.
Purpose: There is limited evidence to guide the use of enteral nutrition (EN) for children with bronchiolitis who received Humidified high flow nasal cannula (HHFNC) and often kept nil per mouth for aspiration and progression to mechanical ventilation risk.
Methods: This quality improvement project included children with bronchiolitis who were supported by HHFNC in the paediatric intensive care unit (PICU). An algorithm to increase EN use in those participants was created by stakeholders.
Medicine (Baltimore)
September 2025
Department of Chest Diseases, Health Ministry of the Turkish Republic, Bursa City Hospital, Bursa, Türkiye.
Using high-flow nasal cannula (HFNC) in patients with hypoxemic respiratory failure to avoid intubation raises concerns about its potential to increase mortality due to delayed intubation. Identifying at-risk patients is essential. While the literature predicts risk with oxygen-based indices (ROX, SpO2/FiO2, PaO2/FiO2), we aimed to detect ventilation insufficiency.
View Article and Find Full Text PDFCase Rep Pediatr
August 2025
Department of Pediatrics, Section of Critical Care, Medical College of Wisconsin, Milwaukee, Wisconsin, USA.
Blastomycosis is a rare fungal infection caused by the inhalation of spores. Infection with this fungus can impact nearly every organ system, though pulmonary disease is the most common. Presentations of pulmonary blastomycosis are highly variable, ranging from clinically asymptomatic to severe respiratory failure requiring intensive care.
View Article and Find Full Text PDF