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Related Experiment Video

Updated: Mar 23, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
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Published on: November 4, 2010

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Advances in Bronchial Thermoplasty.

Balaji Laxmanan1, Katarine Egressy2, Septimiu D Murgu1

  • 1Section of Pulmonary and Critical Care Medicine, University of Chicago Medicine, Chicago, IL.

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|March 24, 2016
PubMed
Summary

Bronchial thermoplasty (BT) reduces asthma exacerbations and improves quality of life for severe asthma patients. This review examines BT efficacy, controversies, and long-term outcomes.

Keywords:
asthmabronchial thermoplastybronchoscopypulmonology

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Area of Science:

  • Pulmonology
  • Medical Devices
  • Respiratory Medicine

Background:

  • Severe persistent asthma lacks effective treatments.
  • Bronchial thermoplasty (BT) targets airway smooth muscle using thermal energy.
  • Previous trials show mixed results on BT efficacy.

Purpose of the Study:

  • To review the controversies and latest evidence on bronchial thermoplasty for severe asthma.
  • To present 5-year longitudinal data and histopathologic changes.
  • To explore BT's mechanism of action and patient selection.

Main Methods:

  • Review of three large randomized clinical trials on BT.
  • Analysis of 5-year longitudinal data.
  • Examination of histopathologic changes post-BT.

Main Results:

  • BT improved asthma-related quality of life and reduced exacerbations in some trials.
  • Controversies exist regarding BT's true efficacy, particularly from the AIRTRIAL 2 study.
  • Longitudinal data and histopathologic insights are emerging.

Conclusions:

  • Bronchial thermoplasty shows potential for severe asthma but requires further investigation.
  • Understanding BT's mechanism and optimizing patient selection are crucial.
  • Ongoing research aims to clarify BT's role and improve outcomes.