case_images: PMC4153184_01
case_images: Chest CT-scan of the patient before chemotherapy
case_images: Tanaffos-11-063-g001.jpg
case_images: PMC4153184_01_Tanaffos-11-063-g001.jpg
case_images: F0001
case_images: Chest CT-scan revealed a mass in the visceral mediastinum extending to the right main and lobar bronchi (Figure 1).
case_images: Hematoxylin and eosin staining (x400) of the lung biopsy specimen
case_images: Tanaffos-11-063-g002.jpg
case_images: PMC4153184_01_Tanaffos-11-063-g002.jpg
case_images: F0002
case_images: Histologically, a section from the bronchial mucosa showed a neoplastic growth comprising a nest of small-to-medium-sized cells with hyperchromatic nuclei, scant cytoplasm, and foci of necrosis (Figure 2).
case_images: Immunohistochemical staining (neuron-specific enolase) of the lung biopsy specimen
case_images: Tanaffos-11-063-g003.jpg
case_images: PMC4153184_01_Tanaffos-11-063-g003.jpg
case_images: F0003
case_images: Tumor cells were focally positive for creatine kinase (CK) and strongly positive for neuron-specific enolase (NSE) (Figure 3).
case_images: Chest CT of the patient after chemotherapy
case_images: Tanaffos-11-063-g004.jpg
case_images: PMC4153184_01_Tanaffos-11-063-g004.jpg
case_images: F0004
case_images: Chest CT at six-month follow-up showed a significant improvement (Figure 4).