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首页> 外文期刊>Allergy >Lung function parameters in omalizumab responder patients: An interesting tool?
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Lung function parameters in omalizumab responder patients: An interesting tool?

机译:omalizumab响应者患者中的肺功能参数:一个有趣的工具?

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摘要

Abstract Background Omalizumab, an anti‐IgE antibody, is used to treat patients with severe allergic asthma. The evolution of lung function parameters over time and the difference between omalizumab responder and nonresponder patients remain inconclusive. The objective of this real‐life study was to compare the changes in forced expiratory volume in 1?second ( FEV 1) of omalizumab responders and nonresponders at 6?months. Methods A multicenter analysis was performed in 10 secondary and tertiary institutions. Lung function parameters (forced vital capacity ( FVC ), pre‐ and postbronchodilator FEV 1, residual volume ( RV ), and total lung capacity ( TLC ) were determined at baseline and at 6?months. Omalizumab response was assessed at the 6‐month visit. In the omalizumab responder patients, lung function parameters were also obtained at 12, 18, and 24?months. Results Mean prebronchodilator FEV 1 showed improvement in responders at 6?months, while a decrease was observed in nonresponders (+0.2±0.4?L and ?0.1±0.4?L, respectively, P .01). After an improvement at 6?months, pre‐ and postbronchodilator FEV 1 remained stable at 12, 18, and 24?months. The FEV 1/ FVC remained unchanged over time, but the proportion of patients with an FEV 1/ FVC ratio 0.7 decreased at 6, 12, 18, and 24?months (55.2%, 54.0%, 54.0%, and 44.8%, respectively, P .05). Mean RV values decreased at 6?months but increased at 12?months and 24?months ( P .05). Residual volume/total lung capacity ( RV / TLC ) ratio decreased at 6?months and remained unchanged at 24?months. Conclusion After omalizumab initiation, FEV 1 improved at 6?months in responder patients and then remained stable for 2?years. RV and RV / TLC improved at 6?months.
机译:摘要背景omalizumab,抗IgE抗体,用于治疗严重过敏性哮喘的患者。随着时间的推移肺功能参数的演变和omalizumab响应者和非响应者患者之间的差异仍然不确定。这个现实生活研究的目的是将强制呼气量的变化进行比较omalizumab响应者的第二(FEV 1)和6个月的非反应者。方法在10个二级和三级机构中进行多中心分析。肺功能参数(强制生命能力(FVC),预先生和后伯丙酮(RV),残余体积(RV)和总肺容量(TLC)在基线和6个月内测定。在6个月的6个月评估omalizumab反应访问。在奥拉姆利亚可响应者患者中,还在12,18和24个月内获得肺功能参数。结果意味着预伯发胆剂FEV 1在6?数月中显示出响应者的改善,而无关的响应者(+ 0.2±0.4 ?L和α0.1±0.4?l,分别p <0.01)。在6月份的改善后,在12,18和24个月内持平,前伯丙替胆剂FEV 1保持稳定。FEV 1 / FVC随着时间的推移保持不变,但FEV 1 / FVC比例的比例在6,12,18和24个月下降0.7个月(55.2%,54.0%,54.0%和44.8%,P&lt ; 05)。平均rV值在6?几个月下降,但在12个月和24个月和24个月(p <.05)中增加。残留体积/全肺容量(RV / TLC)大鼠IO在6个月下降,在24个月内保持不变。结论omalizumab启动后,FEV 1在响应者患者中的6个月改进,然后保持稳定2岁。 RV和RV / TLC在6个月内得到改善。

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  • 来源
    《Allergy》 |2017年第12期|共9页
  • 作者单位

    INSERM U 600 UMR 6212Université de la Méditerranée.Marseille France;

    Service de PneumologieCHIC de CréteilCréteil France;

    Service de PneumologieCHU de NimesTarbes France;

    Service de PneumologieCHG de BigorreTarbes France;

    Cabinet de PneumologieBastia France;

    Service de PneumologieCHU de ToursTours France;

    Cabinet de PneumologieBordeaux France;

    Service de PneumologiePolyclinique des FleursOllioules France;

    Service de PneumologieCHU de LimogesLimoges France;

    Service de PneumologieCentre médical Toki EderCambo les Bains France;

    Service de PneumologieClinique PasteurToulouse France;

    Service de Pneumologie et d'allergologieCH de la c?te BasqueBayonne France;

    Centre de Recherche Cardio‐thoracique de BordeauxUniv. Bordeaux U1045 CIC1401Bordeaux France;

    Université de la RéunionSt Denis France;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 医学免疫学;
  • 关键词

    asthma; FEV 1; lung function; omalizumab;

    机译:哮喘;FEV 1;肺功能;omalizumab;

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