The detection of focal eosinophilic inflammation by non-invasive means may aid the diagnosis and follow-up of a variety of pulmonary pathologies. All current methods of detection involve invasive sampling, which may be contraindicated or too high-risk to be performed safely. The use of injected autologous technetium-99m (Tc-99m)-labelled eosinophils coupled to single-photon emission computed tomography (SPECT) has been demonstrated to localise eosinophilic inflammation in the lungs of a patient with antineutrophil cytoplasmic antibody-positive vasculitis. Here, we report on the utility of this technique to detect active eosinophilic inflammation in a patient with focal lung inflammation where a biopsy was contraindicated.
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http://dx.doi.org/10.1136/thoraxjnl-2015-207156 | DOI Listing |
J Inflamm Res
January 2025
Department of Dermatology, Children's Hospital of Chongqing Medical University, Chongqing, People's Republic of China.
Background: Dupilumab is a safe and effective treatment for moderate to severe atopic dermatitis (AD), but real-world data in pediatric patients in China are limited. Currently, there is no exploration of changes in blood cell counts derived indexes in pediatric patients, especially under 6 years old.
Purpose: To investigate the changes in blood cell counts derived indexes before and after dupilumab treatment in Chinese children with AD, the relationship with clinical scores, and the potential role of these indexes on treatment efficacy.
J Allergy Clin Immunol Pract
January 2025
Clinic of Internal Medicine II - Department of Pneumology, Medical University of Vienna - Vienna (Austria). Electronic address:
Background: Clinical studies of biologics in severe asthma exclude smokers or ex-smokers (ExS) with over 10 pack-years (py). Thus, the effectiveness of this therapy in ex-smokers with severe asthma is not well understood.
Objectives: To assess the impact of smoking on clinical efficiency of biologics in patients with severe asthma from the German Asthma Net (GAN), a comprehensive international registry.
Int J Mol Sci
December 2024
College of Animal Husbandry and Veterinary Medicine, Southwest Minzu University, Chengdu 610041, China.
Asthma is a chronic inflammatory respiratory disease that affects millions globally and poses a serious public health challenge. Current therapeutic strategies, including corticosteroids, are constrained by variable patient responses and adverse effects. In this study, a polyphenolic extract derived from the Tibetan medicinal plant Trimen (SRT) was employed and shown to improve experimentally (ovalbumin + cigarette smoke, OVA + CS) induced asthma in rats.
View Article and Find Full Text PDFJ Allergy Clin Immunol
January 2025
Division of Allergy, Pulmonary and Critical Care Medicine, University of Wisconsin-Madison, Madison, Wis. Electronic address:
Background: Airway inflammation has a critical role in asthma pathogenesis and pathophysiology. Yet, the molecular pathways contributing to airway inflammation are not fully known, particularly Type-2 (T2) inflammation characterized by both eosinophilia and higher FeNO levels.
Objective: To identify genes whose level of expression in epithelial brushing samples were associated with both bronchoalveolar lavage (BAL) eosinophilia and generation of FeNO.
Inn Med (Heidelb)
January 2025
Service de gastro-entérologie et d'hepatologie, Centre hospitalier universitaire vaudois (CHUV), Lausanne, Schweiz.
Eosinophilic esophagitis (EoE) was first described in the early 1990s. Initially a rarity, it is now the most common cause of dysphagia for solid foods in young adults. Its prevalence is estimated to be 1:2000.
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