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case_images: Posteroanterior chest X-ray shows ill defined dense infiltrates with air bronchogram in the right lower lobe.
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case_images: Chest X-ray film revealed an ill defined dense infiltrate with air bronchogram in the right lower lung field (Fig. 1).
case_images: Gross finding of mucosal surface. Thity-six dark brown polypoid masses are scattered along the full length of the small intestine. The largest one is 8.0x5.0x4.0 cm in size.
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case_images: Similar materials were filled in the mesenteric arteries and veins (Fig. 2).
case_images: The polypoid tumor of the intestine is composed of large round cells without pigment. The cells are relatively uniform in size.(H&E, x100)
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case_images: The cytoplasm was homogenous and clear (Fig. 3).
case_images: Definitive desmosome (arrow) (uranyl acetate and lead citrate x 25,000)
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case_images: Electron microscopically, obvious desmosomes were identified as convincing evidence of carcinoma (Fig. 4).
case_images: Bronchoscopy shows an obstructing mass at the entrance of the right main bronchus.
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case_images: Bronchoscopic examination, which was done on the 10th postoperative day, revealed an obstructing round mass at the entrance of the right main bronchus (Fig. 5).
case_images: Bronchoscopic biopsy specimen. The tumor cells are large round cells with cellular pleomorphism.(H&E, x200)
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case_images: Histologically, this lesion was diagnosed as large cell carcinoma of the lung (Fig. 6).