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Canadian Respiratory Journal
Volume 18, Issue 2, Pages 79-80
Case Report

A Curious Lobe

Andréa Chabot-Naud,1 George Rakovich,2 Karine Chagnon,3 Denise Ouellette,2 and Gilles Beauchamp2

1Faculty of Medicine, University of Montreal, Canada
2Division of Thoracic Surgery, Hôpital Maisonneuve–Rosemont, Montreal, Quebec, Canada
3Division of Pneumology, Hôpital Maisonneuve–Rosemont, Montreal, Quebec, Canada

Copyright © 2011 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


A case of azygos lobe is presented. An azygos lobe is an accessory lobe of the lung that may occasionally be confused with a pathological process such as a bulla, lung abscess or neoplasm. Its pathogenesis is discussed, as are the characteristic x-ray features that enable an accurate diagnosis.