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Subpleural Pulmonary Hyalinizing Granuloma Presenting as a Solitary Pulmonary Nodule  Kook Joo Na, MD, Sang Yun Song, MD, Jo Heon Kim, MD, Young Chul.

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1 Subpleural Pulmonary Hyalinizing Granuloma Presenting as a Solitary Pulmonary Nodule 
Kook Joo Na, MD, Sang Yun Song, MD, Jo Heon Kim, MD, Young Chul Kim, MD  Journal of Thoracic Oncology  Volume 2, Issue 8, Pages (August 2007) DOI: /JTO.0b013e3180ebe9b8 Copyright © 2007 International Association for the Study of Lung Cancer Terms and Conditions

2 FIGURE 1 Thoracoscopic (A) and chest computed tomographic finding (B) of the mass. A whitish mass attached to the visceral pleural surface with pedicle was seen. Journal of Thoracic Oncology 2007 2, DOI: ( /JTO.0b013e3180ebe9b8) Copyright © 2007 International Association for the Study of Lung Cancer Terms and Conditions

3 FIGURE 2 A, The cut surface reveals a white, firm, well-circumscribed nodule measuring 2.7 cm in the greatest diameter. Normal lung parenchyma is noted around the nodule. B and C, Microscopically, bundles of lamellar hyalinized collagen fibers and focal aggregation of lymphocytes are noted (hematoxylin and eosin staining). D, The bundles of lamellar hyalinized fibers stained blue on Masson trichrome staining (magnification ×200). Journal of Thoracic Oncology 2007 2, DOI: ( /JTO.0b013e3180ebe9b8) Copyright © 2007 International Association for the Study of Lung Cancer Terms and Conditions


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