Inhaled nitric oxide (iNO) is a pulmonary vasodilator that plays an important clinical ICU role. The administration of iNO is usually performed through an endotracheal tube, but spontaneously breathing patients might also benefit from iNO administration. The use of the non-invasive administration of iNO through high-flow nasal cannula (HFNC) allows for NO delivery in spontaneously breathing patients who still need supplemental oxygen and positive airway pressure. A simple method to administer NO through HFNC is described here using standard commercially available NO administration and HFNC.
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http://dx.doi.org/10.3390/arm92010012 | DOI Listing |
Respir Med
January 2025
Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel; Clalit Health Services, Dan Petah Tikva District, Petah Tikva, Israel. Electronic address:
Background: Morbid obesity in adolescents impacts respiratory function, often leading to reduced lung volume and obstructive ventilatory defects. However, standard spirometric values frequently remain within normal ranges.
Objectives: We hypothesized that Lung Clearance Index (LCI) is a more sensitive marker for detecting airway dysfunction in adolescents with morbid obesity than conventional lung function tests.
Free Radic Biol Med
January 2025
Division of Neonatology, University & Polytechnic Hospital La Fe, Avda Fernando Abril Martorell 106, 46026 Valencia, Spain; Neonatal Research Group, Health Research Institute Hospital La Fe (IISLAFE), Avda Fernando Abril Martorell 106, 46026 Valencia, Spain; Spanish Network in Maternal, Neonatal, Child and Developmental Health Research (RICORS SAMID) (RD24/0013/0014), Instituto de Salud Carlos III, Madrid, Spain. Electronic address:
Inhaled nitric oxide (iNO) is a selective pulmonary vasodilator that is used as a treatment for persistent pulmonary hypertension in neonates (PPHN) with hypoxic respiratory failure. The generation of reactive oxygen and nitrogen species might induce oxidative/nitrosative damage to multiple organs. There is an increasing scientific and clinical interest in the determination of specific biomarkers to measure the degree of oxidative/nitrosative stress in non-invasively collected biofluids.
View Article and Find Full Text PDFTissue Cell
December 2024
Department of Immunology, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, Iran. Electronic address:
Rotavirus is the most important cause of severe gastroenteritis in infants and children worldwide. This virus causes an increase in inflammatory responses by increasing cellular oxidative stress and the expression and activity of the transcription factor NF-κB and COX-2. As a result of NF-κB activation, the expression of inflammatory cytokines also increases.
View Article and Find Full Text PDFJ Hazard Mater
January 2025
MOE Key Laboratory of Bio-Intelligent Manufacturing, School of Bioengineering, Dalian University of Technology, Dalian 116024, PR China.
Microalgae-based wastewater treatment could realize simultaneous nutrients recovery and CO sequestration. However, impacts of environmental microplastics (MPs) and antibiotic co-exposure on microalgal growth, nutrients removal, intracellular nitric oxide (NO) accumulation and subsequent nitrous oxide (NO) emission are unclarified, which could greatly offset the CO sequestration benefit. To reveal the potential impacts of environmental concentrations of MPs and antibiotic co-exposure on microalgal greenhouse gas mitigation, this study investigated the effects of representative MPs (PE, PVC, PA), antibiotic sulfamethoxazole (SMX), and nitrite (NO-N) in various combinations on attached Chlorella sorokiniana growth, nutrients removal, anti-oxidative responses, and NO emission originated from intracellular NO build-up.
View Article and Find Full Text PDFExp Physiol
January 2025
Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
There is limited knowledge on diffusing capacity in scoliosis patients. It remains to be determined if impaired pulmonary diffusing capacity is mostly influenced by reduced alveolar-capillary membrane diffusing capacity (D), reduced pulmonary capillary blood volume (V) or both. This study aims to report findings from dual test gas pulmonary diffusing capacity for carbon monoxide and nitric oxide (D) with quantification of pulmonary diffusing capacity for carbon monoxide corrected for haemoglobin with a five s breath-hold (D) and nitric oxide with a five s breath-hold (D), D and V.
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