皮尔芬尼治疗二级和三级辐射引起的肺损伤:一个多中心,开放标签,随机化,第二阶段试验
Zan Hou1, Baiqiang Dong1, Qiwei Yao2
1Department of Radiation Oncology, State Key Laboratory of Oncology in South China, Guangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and Therapy, Guangdong Provincial Clinical Research Center for Cancer, Sun Yat-sen University Cancer Center, Guangzhou, China; United Laboratory of Frontier Radiotherapy Technology of Sun Yat-sen University & Chinese Academy of Sciences Ion Medical Technology Co, Ltd, Guangzhou, China.
皮尔芬尼与葡萄糖皮质类药物结合,改善了辐射引起的肺损伤患者的肺功能. 这种抗纤维化疗法为胸部放射治疗后的肺损伤提供了潜在的治疗方法.
科学领域:
- 肺部医学 肺部医学
- 在瘤学瘤学.
- 辐射疗法 辐射疗法
背景情况:
- 辐射诱导的肺损伤 (RILI) 是一个显著的毒性限制胸部放射治疗剂量.
- 一种抗纤维素药物Pirfenidone显示出治疗RILI的潜力.
- 这项研究评估了pirfenidone在2级或3级RILI患者中的疗效.
研究的目的:
- 为了评估pirfenidone加上葡萄皮质固醇与单独的葡萄皮质固醇在治疗RILI的疗效和安全性.
- 为了确定对肺功能的影响,特别是肺部对一氧化碳的扩散能力 (DLCO%).
主要方法:
- 一个多中心,开放标签,第二阶段随机临床试验.
- 134名患有2级或3级RILI的患者被分配给皮尔费尼和葡萄皮质类药物或单独使用葡萄皮质类药物.
- 主要终点是DLCO%从基线到第24周的变化.
主要成果:
- 皮尔芬尼组在24周的DLCO%改善了8.0%,而对照组的DLCO%降低了2.4% (p=0.0010).
- 肺炎是最常见的3级或更严重的不良事件,发生在皮尔芬尼组的6%和对照组的12%.
- 严重的不良事件在两组之间相似 (18%对16%),没有与治疗相关的死亡.
结论:
- 与葡萄糖皮质类药物结合的皮尔芬尼是RILI的潜在治疗策略.
- 这种方法解决了在接受胸部放射治疗的患者中需要有效的抗纤维治疗的需求.
- 对于更严重的RILI患者,需要进行进一步的研究.
更多相关视频
03:38Unilateral Lung Volume Analysis Using Micro-CT for Enhanced Assessment of Pulmonary Fibrosis in Preclinical Models
Published on: June 20, 2025
07:38A Multimodal Imaging Approach Based on Micro-CT and Fluorescence Molecular Tomography for Longitudinal Assessment of Bleomycin-Induced Lung Fibrosis in Mice
Published on: April 13, 2018
相关概念视频
Radiological Investigation II: MRI and Ventilation Perfusion Scan
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
Radiological Investigation III: Pulmonary Angiogram and PET Scan
Pulmonary Angiogram
A Pulmonary Angiogram is an invasive procedure involving injecting a contrast medium through a catheter threaded into the pulmonary artery or the right side of the heart to visualize the pulmonary vasculature. Computed Tomography (CT) scans have mainly replaced this...
Pulmonary Function Tests
Pulmonary Function Tests are crucial diagnostic tools for assessing respiratory function, particularly in patients with chronic respiratory disorders. They comprehensively evaluate lung volumes, ventilatory function, breathing mechanics, diffusion, and gas exchange. These tests help diagnose pulmonary diseases and play a significant role in monitoring disease progression, evaluating disability, and assessing response to therapy.
PFTs involve using a spirometer, a...
Pneumothorax-II
Clinical Manifestations:
Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists
These agonists bind to the IPR receptor situated on the plasma membrane of the pulmonary artery smooth muscle cells. This binding triggers a cascade of reactions known as the GS-AC-cAMP-PKA pathway. This pathway results in the relaxation of smooth muscle...
