Tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty

Aim: We aimed to observe the clinical practicing value of radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty. Methods: We selected two patients who received bronchial thermoplasty in our hospital. We measured the thickness of each segmental...

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Main Authors: Shang Yan, Huang Haidong, Zhu Chengjie, Wang Qin, Wolfgang Hohenforst-Schmidt, Lutz Freitag, Kosmas Tsakiridis, Paul Zarogoulidis, Christos Arnaoutoglou, Aris Ioannidis, Bai Chong
Format: Article
Language:English
Published: Elsevier 2022-01-01
Series:Respiratory Medicine Case Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2213007121002331
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author Shang Yan
Huang Haidong
Zhu Chengjie
Wang Qin
Wolfgang Hohenforst-Schmidt
Lutz Freitag
Kosmas Tsakiridis
Paul Zarogoulidis
Christos Arnaoutoglou
Aris Ioannidis
Bai Chong
author_facet Shang Yan
Huang Haidong
Zhu Chengjie
Wang Qin
Wolfgang Hohenforst-Schmidt
Lutz Freitag
Kosmas Tsakiridis
Paul Zarogoulidis
Christos Arnaoutoglou
Aris Ioannidis
Bai Chong
author_sort Shang Yan
collection DOAJ
description Aim: We aimed to observe the clinical practicing value of radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty. Methods: We selected two patients who received bronchial thermoplasty in our hospital. We measured the thickness of each segmental airway wall of each patient by radial endobronchial ultrasonography, and observed the difference before and after the therapy. All the treatments and measurement were performed by a designated bronchoscopist and the locations and depths of the ultrasound probe were relatively fixed, to reduce the operational error. Results: In both two patients, the mean thicknesses of all segmental airway walls was 4.9 ± 0.7 mm before the first session of BT; the mean thickness was 4.13 ± 0.92 mm before the second session; the mean thickness was 2.69 ± 0.68 mm before the third session; the mean thickness was 2.7 ± 0.5 mm in the follow-up measurement at six months after the BT treatment; all thicknesses of airway wall were significantly reduced comparing with those before treatment; all the thicknesses of the airway walls were stable without any tendency of thickening after six months. Although the airways in the right middle lobe of both two patients were not received BT, their thicknesses were also decreased comparing with those before the treatment; both upper lobes bronchus of both two patients were not activated in the first and second sessions, but their thicknesses were also decreased at the third measurement. Conclusion: Radial endobronchial ultrasonography is a simple and practical method to measure the thickness of patient's airway wall. Bronchial thermoplasty can effectively reduce the thickness of airway wall. It can reduce airway smooth muscle by direct activation and other possible more complicated mechanism, which need further research.
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spelling doaj.art-9c4657c2121f42a38e40f0e266c8457e2022-12-22T01:00:41ZengElsevierRespiratory Medicine Case Reports2213-00712022-01-0136101571Tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplastyShang Yan0Huang Haidong1Zhu Chengjie2Wang Qin3Wolfgang Hohenforst-Schmidt4Lutz Freitag5Kosmas Tsakiridis6Paul Zarogoulidis7Christos Arnaoutoglou8Aris Ioannidis9Bai Chong10Department of Respiratory and Critical Care Medicine, Changhai Hospital, Navy Military Medical University, Shanghai, 200433, ChinaDepartment of Respiratory and Critical Care Medicine, Changhai Hospital, Navy Military Medical University, Shanghai, 200433, ChinaDepartment of Respiratory and Critical Care Medicine, Changhai Hospital, Navy Military Medical University, Shanghai, 200433, China; Section of Health, No.94804 Unit of the Chinese People's Liberation Army, Shanghai, 200434, ChinaDepartment of Respiratory and Critical Care Medicine, Changhai Hospital, Navy Military Medical University, Shanghai, 200433, ChinaSana Clinic Group Franken, Department of Cardiology / Pulmonology / Intensive Care / Nephrology, ''Hof'' Clinics, University of Erlangen, Hof, GermanyDepartment of Pulmonology, University Hospital Zurich, Rämistrasse 100, 8091, Zurich, SwitzerlandThoracic Surgery Department, ''Interbalkan'' European Medical Center, Thessaloniki, Greece3rd Department of Surgery, ''AHEPA'' University Hospital, Aristotle University of Thessaloniki, Medical School, Thessaloniki, Greece; Pulmonary Department, ''General Clinic Private Hospital'', Thessaloniki, Greece; Corresponding author. 3rd Department of Surgery, ''AHEPA'' University Hospital, Aristotle University of Thessaloniki, Medical School, Thessaloniki, Greece.1st Department of Obstetrics & Gynecology, Papageorgiou Hospital, Aristotle University of Thessaloniki, Periferiakos Str., 56429, Thessaloniki, GreeceSurgery Department, ''Genesis'' Private Clinic, Thessaloniki, GreeceDepartment of Respiratory and Critical Care Medicine, Changhai Hospital, Navy Military Medical University, Shanghai, 200433, China; Corresponding author. Department of Respiratory and Critical Care Medicine, Changhai Hospital, Naval Medical University, Shanghai, China.Aim: We aimed to observe the clinical practicing value of radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty. Methods: We selected two patients who received bronchial thermoplasty in our hospital. We measured the thickness of each segmental airway wall of each patient by radial endobronchial ultrasonography, and observed the difference before and after the therapy. All the treatments and measurement were performed by a designated bronchoscopist and the locations and depths of the ultrasound probe were relatively fixed, to reduce the operational error. Results: In both two patients, the mean thicknesses of all segmental airway walls was 4.9 ± 0.7 mm before the first session of BT; the mean thickness was 4.13 ± 0.92 mm before the second session; the mean thickness was 2.69 ± 0.68 mm before the third session; the mean thickness was 2.7 ± 0.5 mm in the follow-up measurement at six months after the BT treatment; all thicknesses of airway wall were significantly reduced comparing with those before treatment; all the thicknesses of the airway walls were stable without any tendency of thickening after six months. Although the airways in the right middle lobe of both two patients were not received BT, their thicknesses were also decreased comparing with those before the treatment; both upper lobes bronchus of both two patients were not activated in the first and second sessions, but their thicknesses were also decreased at the third measurement. Conclusion: Radial endobronchial ultrasonography is a simple and practical method to measure the thickness of patient's airway wall. Bronchial thermoplasty can effectively reduce the thickness of airway wall. It can reduce airway smooth muscle by direct activation and other possible more complicated mechanism, which need further research.http://www.sciencedirect.com/science/article/pii/S2213007121002331Radial endobronchial ultrasonographyBronchial thermoplastyAsthmaAirway remodeling
spellingShingle Shang Yan
Huang Haidong
Zhu Chengjie
Wang Qin
Wolfgang Hohenforst-Schmidt
Lutz Freitag
Kosmas Tsakiridis
Paul Zarogoulidis
Christos Arnaoutoglou
Aris Ioannidis
Bai Chong
Tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty
Respiratory Medicine Case Reports
Radial endobronchial ultrasonography
Bronchial thermoplasty
Asthma
Airway remodeling
title Tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty
title_full Tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty
title_fullStr Tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty
title_full_unstemmed Tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty
title_short Tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty
title_sort tentative study on radial endobronchial ultrasonography evaluating airway wall thickness before and after bronchial thermoplasty
topic Radial endobronchial ultrasonography
Bronchial thermoplasty
Asthma
Airway remodeling
url http://www.sciencedirect.com/science/article/pii/S2213007121002331
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