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Anterior transpulmonary approach to mediastinal lesions.
A. Localization CT scan of 38-year-old man with multiple mediastinal nodes. Left internal thoracic vessels (arrow) and tiny vessel (arrowhead) just anterior to preaortic nodal mass were precluding extrapleural approach through mediastinal fat. B. Guiding needle was advanced through lung into lesion. Biopsy results were suggestive of sarcoidosis.
