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Primary pulmonary malignant schwannoma with extension to the tracheal carina  Mika Uchiyama, MD, Yoshie Shimoyama, MD, Noriyasu Usami, MD, Simon Ito, MD,

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1 Primary pulmonary malignant schwannoma with extension to the tracheal carina 
Mika Uchiyama, MD, Yoshie Shimoyama, MD, Noriyasu Usami, MD, Simon Ito, MD, Ayuko Yasuda, MD, Koji Kawaguchi, MD, Kohei Yokoi, MD  The Journal of Thoracic and Cardiovascular Surgery  Volume 133, Issue 1, Pages (January 2007) DOI: /j.jtcvs Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions

2 Figure 1 A, Chest computed tomographic scan showing an apical right-sided large mass, which was adjacent to the posterior wall of the distal trachea. B, Computed tomographic scan of the coronal view showing the tumor extended into the right mainstem bronchus as a polypoid lesion across the orifice of the right upper lobe. The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs ) Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions

3 Figure 2 Histologically, the tumor consisted of spindle cells arranged randomly with hyperchromatic and atypical nuclei. (Hematoxylin-eosin stain, original magnification 200×.) The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs ) Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions


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