Airway inflammation in patients with asthma with high-fixed or low-fixed plus as-needed budesonide/formoterol.

Author: BarnesNeil C, CarlsheimerAsa, JefferyPeter K, NayaIan, ParkerDebbie, PavordIan D, QiuYusheng, ZhuJie

Paper Details 
Original Abstract of the Article :
BACKGROUND: Budesonide/formoterol maintenance and reliever therapy maintains asthma control and reduces exacerbation frequency compared with higher fixed-dose combination regimens. Its effects on eosinophilic airway inflammation and structure are unknown. OBJECTIVE: We sought to compare the effects...See full text at original site
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引用元:
https://doi.org/10.1016/j.jaci.2009.02.034

データ提供:米国国立医学図書館(NLM)

Investigating Airway Inflammation in Asthma: A Tale of Two Budesonide/Formoterol Regimens

The management of asthma involves controlling airway inflammation and preventing exacerbations. This study compared the effects of two different budesonide/formoterol regimens on airway eosinophils and remodeling in asthma patients. The study participants were divided into two groups: one group received a maintenance and reliever therapy (MART) regimen with budesonide/formoterol 200/6 microg twice daily plus as-needed doses, while the other group received a higher fixed-dose combination regimen with budesonide/formoterol 800/12 microg twice daily. The researchers measured changes in induced sputum percent eosinophils and endobronchial biopsy eosinophil counts at baseline and after treatment. The study found that MART was associated with higher eosinophil counts, but these remained within the range associated with stable clinical control. In contrast, the high fixed-dose treatment led to a decrease in eosinophil counts. Importantly, there were no significant differences between the two groups in terms of exacerbation frequency, lung function, or airway remodeling. This suggests that MART, despite its higher eosinophil counts, can effectively control asthma symptoms and reduce exacerbation frequency.

A Balancing Act: Eosinophils and Asthma Control

The study's findings highlight the complex interplay between eosinophils, airway inflammation, and asthma control. While high eosinophil counts can be associated with asthma exacerbations, the study demonstrates that MART, despite its higher eosinophil counts, can still effectively control asthma symptoms. This suggests that the relationship between eosinophils and asthma control may be more nuanced than previously thought. The study also underscores the importance of personalized medicine, as different patients may respond differently to different treatment regimens.

Understanding the Sandstorm of Asthma

Asthma is a complex condition that often feels like navigating a sandstorm. The airway is constantly bombarded by irritants, triggering inflammation and exacerbations. This study helps us better understand the dynamics of airway inflammation and the role of eosinophils in asthma control. The finding that MART, despite its higher eosinophil counts, can effectively control asthma symptoms provides valuable insights into the management of this common condition. The study also emphasizes the importance of personalized medicine and tailored treatment approaches to optimize asthma control.

Dr.Camel's Conclusion

This research illuminates the intricacies of asthma management. It reveals that despite higher eosinophil counts, budesonide/formoterol maintenance and reliever therapy can effectively manage asthma symptoms and reduce exacerbations. This underscores the need for tailored treatment approaches based on individual patient needs and challenges the traditional view of eosinophils as solely detrimental in asthma. It's a reminder that managing asthma is a journey, not a destination, and requires a personalized approach.

Date :
  1. Date Completed 2009-05-26
  2. Date Revised 2022-03-17
Further Info :

Pubmed ID

19368965

DOI: Digital Object Identifier

10.1016/j.jaci.2009.02.034

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English

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