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. 2017 Dec 28;11:157–161. doi: 10.2147/OTT.S150001

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© 2018 Meng et al. This work is published and licensed by Dove Medical Press Limited

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Photomicrographs showing the representative histologic appearance of pulmonary blastoma.

Notes: (A) Malignant epithelial elements in undifferentiated mesenchymal stroma stained by H&E (200×). (B) The malignant glandular component was diffusely positive for the epithelial marker CK (40×). (C) The stromal blastematous malignant component was diffusely positive for mesenchymal stromal marker vimentin (100×). The yellow arrows indicate the positive cells stained by relevant markers.

Abbreviations: CK, cytokeratin; H&E, hematoxylin–eosin.