小气管疾病对严重喘中对生物疗法的反应产生不利影响
Chiara Allegrini1, Elisa Bentivegna1, Alessia Catalisano1
1Severe Asthma Unit, Cardio-Thoracic and Vascular Department, Careggi University Hospital, Florence, Italy.
在严重喘患者中,小呼吸道疾病 (SAD) 与对生物疗法的反应不佳有关. 在基线时进行振荡计测试可以帮助预测治疗结果,有助于风险分层,以更好地管理患者.
科学领域:
- 肺部病理学 肺部病理学
- 呼吸系统医学 呼吸系统医学
- 临床试验 临床试验
背景情况:
- 小气道疾病 (SAD) 是严重喘中新出现的表型.
- 它对生物疗法有效性的影响尚不清楚.
- 这项研究调查了SAD在现实世界严重喘治疗反应中的作用.
研究的目的:
- 确定在开始生物治疗的严重喘患者中SAD的患病率.
- 评估基线SAD与12个月治疗反应之间的关联.
- 评估振荡计是否可以预测对生物药物的不响应.
主要方法:
- 对156名成年严重喘门诊患者进行了回顾性队列研究.
- 评估了基线SAD使用螺旋测量,充血镜和强制振荡技术 (FOT).
- 定义非响应者为12个月内≥2次恶化;用于分析的多变量逻辑回归.
主要成果:
- 在基线时,SAD存在于44%的患者中.
- 非响应者 (15%) 的SAD患病率较高 (75%对40%).
- 基线振荡度异常独立预测了对生物药物反应的可能性降低 (aOR 0.08).
结论:
- 基线小气道疾病,特别是当通过振荡计检测时,与严重喘中对生物治疗的不响应有关.
- 振荡计可能有价值,用于识别患有不良结果风险的患者.
- 这些发现支持对个性化生物治疗策略的SAD评估.
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