Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case report

Abstract Background Pulmonary arteriovenous malformations are mostly caused by congenitally abnormal shunts between pulmonary arteries and pulmonary veins. Case presentation A 74-year-old Japanese woman with a history of bronchiectasis was admitted to our hospital because of dyspnea on exertion. Pul...

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Main Authors: Yasutaka Kawasaki, Masafumi Nojiri, Taku Oikawa, Kazuaki Nishiki, Keisuke Nakase, Yutaka Takahara, Shiro Mizuno
Format: Article
Language:English
Published: BMC 2022-01-01
Series:Journal of Medical Case Reports
Subjects:
Online Access:https://doi.org/10.1186/s13256-021-03233-2
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author Yasutaka Kawasaki
Masafumi Nojiri
Taku Oikawa
Kazuaki Nishiki
Keisuke Nakase
Yutaka Takahara
Shiro Mizuno
author_facet Yasutaka Kawasaki
Masafumi Nojiri
Taku Oikawa
Kazuaki Nishiki
Keisuke Nakase
Yutaka Takahara
Shiro Mizuno
author_sort Yasutaka Kawasaki
collection DOAJ
description Abstract Background Pulmonary arteriovenous malformations are mostly caused by congenitally abnormal shunts between pulmonary arteries and pulmonary veins. Case presentation A 74-year-old Japanese woman with a history of bronchiectasis was admitted to our hospital because of dyspnea on exertion. Pulmonary angiography and reconstructed three-dimensional contrast-enhanced computed tomography images showed shunts between pulmonary arteries and pulmonary veins, indicating a diagnosis of pulmonary arteriovenous malformations. Coil embolization of the shunts was successful. Conclusions Our findings imply that bronchiectasis can cause pulmonary arteriovenous malformations, and thus patients who present with hypoxemia with bronchiectasis should be carefully evaluated.
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spelling doaj.art-0782fd95df3f45f68db95e1e572eaa712022-12-21T19:44:04ZengBMCJournal of Medical Case Reports1752-19472022-01-011611410.1186/s13256-021-03233-2Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case reportYasutaka Kawasaki0Masafumi Nojiri1Taku Oikawa2Kazuaki Nishiki3Keisuke Nakase4Yutaka Takahara5Shiro Mizuno6Department of Respiratory Medicine, Kanazawa Medical UniversityDepartment of Respiratory Medicine, Kanazawa Medical UniversityDepartment of Respiratory Medicine, Kanazawa Medical UniversityDepartment of Respiratory Medicine, Kanazawa Medical UniversityDepartment of Respiratory Medicine, Kanazawa Medical UniversityDepartment of Respiratory Medicine, Kanazawa Medical UniversityDepartment of Respiratory Medicine, Kanazawa Medical UniversityAbstract Background Pulmonary arteriovenous malformations are mostly caused by congenitally abnormal shunts between pulmonary arteries and pulmonary veins. Case presentation A 74-year-old Japanese woman with a history of bronchiectasis was admitted to our hospital because of dyspnea on exertion. Pulmonary angiography and reconstructed three-dimensional contrast-enhanced computed tomography images showed shunts between pulmonary arteries and pulmonary veins, indicating a diagnosis of pulmonary arteriovenous malformations. Coil embolization of the shunts was successful. Conclusions Our findings imply that bronchiectasis can cause pulmonary arteriovenous malformations, and thus patients who present with hypoxemia with bronchiectasis should be carefully evaluated.https://doi.org/10.1186/s13256-021-03233-2Pulmonary arteriovenous malformationBronchiectasisCoil embolization
spellingShingle Yasutaka Kawasaki
Masafumi Nojiri
Taku Oikawa
Kazuaki Nishiki
Keisuke Nakase
Yutaka Takahara
Shiro Mizuno
Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case report
Journal of Medical Case Reports
Pulmonary arteriovenous malformation
Bronchiectasis
Coil embolization
title Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case report
title_full Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case report
title_fullStr Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case report
title_full_unstemmed Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case report
title_short Acquired pulmonary arteriovenous malformation associated with bronchiectasis: a case report
title_sort acquired pulmonary arteriovenous malformation associated with bronchiectasis a case report
topic Pulmonary arteriovenous malformation
Bronchiectasis
Coil embolization
url https://doi.org/10.1186/s13256-021-03233-2
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