PMC3420654_01
Chest radiograph showing moderate size left pleural effusion.
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fig1
A chest radiograph revealed a new left sided pleural effusion (Figure 1).
CT scans of the chest at 6-month interval showing a new left pleural effusion and a large thin-walled cystic lesion in the right lung.
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fig2
Chest CT showed a moderate sized left pleural effusion and numerous thin-walled cystic lesions predominantly in the right lung which were new in comparison to a CT scan 6 months ago (Figure 2).
View of left thoracic cavity on medical thoracoscopy demonstrating tumor implants on the parietal pleural surface.
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fig3
Patient underwent medical thoracoscopy which revealed several lesions on the parietal pleura (Figure 3).
Photomicrograph of thoracoscopic biopsy specimen (hematoxylin-eosin, original x 100) demonstrating pleomorphic endothelial cells with pale cytoplasm, hyperchromatic nuclei, and mitotic figures.
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fig4
These cells were CD 31 and CD 34 positive and negative for calretinin, cytokeratin, CEA (carcinoembryonic antigen), TTF1 (thyroid transcription factor), and EMA (epithelial membrane antigen) (Figure 4).