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J Thorac Cardiovasc Surg 2008;136:522-523
© 2008 The American Association for Thoracic Surgery

Brief Communication

Dumbbell-shaped mediastinal neurogenic tumor forming a string-of-beads structure

Ryuichi Suemitsu, MD, PhD*, Hironori Matsuzawa, MD, Masafumi Yamaguchi, MD, PhD, Sadanori Takeo, MD, PhD

Department of Thoracic Surgery, Clinical Research Institute, National Hospital Organization, Kyushu Medical Center, Fukuoka, Japan

Received for publication August 1, 2007; accepted for publication August 30, 2007.

* Address for reprints: Ryuichi Suemitsu, MD, PhD, Department of Thoracic Surgery, National Hospital Organization, Kyushu Medical Center, Jigyohama 1-chome, 8-1, Chuo-ku, Fukuoka City, Japan 810-8563. (Email: suemitsu@qmed.hosp.go.jp).

The first 20% of the full text of this article appears below.

A 38-year-old man had an abnormal shadow in the left upper lung field of a chest radiograph taken by his family physician. A chest computed tomographic scan showed a homogeneous tumor 10 cm in diameter with a string of 4 beads along the fourth intercostal space, originating from the posterior mediastinum and projecting from the spinal canal between the fourth and fifth thoracic vertebrae (Th4 and Th5). Magnetic resonance imaging revealed a thoracic dumbbell-shaped tumor producing spinal cord compression in the extradural space (Go Figure 1). Serum chemistry and blood counts were within normal limits and the patient had no paralytic symptoms or café-au-lait spots.


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  		Figure 1. Chest magnetic resonance image revealed an anterior and posterior mediastinal tumor projecting from the spinal canal. The tumor compressed the thoracic spinal cord. A left arrow shows that . . . [Full Text of this Article]

 





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