Mixed Epithelial and Stromal Tumor of the Kidney: Two Case Reports of a Rare Benign Kidney Tumor Mustafa Ozan Horsanali, Yuksel Yilmaz, Kutan Ozer, Osman Kose, Fulya Cakalagaoglu, Demet Etit Clinical Genitourinary Cancer Volume 15, Issue 1, Pages e55-e59 (February 2017) DOI: 10.1016/j.clgc.2016.10.009 Copyright © 2016 Elsevier Inc. Terms and Conditions
Figure 1 Huge Solid and Cystic Renal Mass Seen on Abdominal Contrast-Enhanced Computed Tomography Scan of Patient 1 Clinical Genitourinary Cancer 2017 15, e55-e59DOI: (10.1016/j.clgc.2016.10.009) Copyright © 2016 Elsevier Inc. Terms and Conditions
Figure 2 Macroscopic View of Resected Tumor in Patient 1 Clinical Genitourinary Cancer 2017 15, e55-e59DOI: (10.1016/j.clgc.2016.10.009) Copyright © 2016 Elsevier Inc. Terms and Conditions
Figure 3 Pathologic and Immunohistochemical Evaluation of Specimen From Patient 1. (A) Hematoxylin and Eosin Staining (Original Magnification ×20) Showing Normal Kidney Tissue and Tumor Composed of Cystic and Stromal Areas. (B) In the Cystic Areas, the Cysts Are Lined by a Single Layer of Cuboid Cells (Hematoxylin and Eosin Stain (Original Magnification ×20). (C) Epithelial Cells in the Cysts Showed Immunoreactivity for Cytokeratin AE1/AE3 (Original Magnification ×40). (D) The Mesenchymal Cells Showed No Immunoreactivity for HMB45 (Original Magnification ×40). (E) The Mesenchymal Cells Showed Immunoreactivity for Progesterone Receptor (Original Magnification ×40). (F) The Mesenchymal Cells Showed Immunoreactivity for Estrogen Receptor (Original Magnification ×40) Clinical Genitourinary Cancer 2017 15, e55-e59DOI: (10.1016/j.clgc.2016.10.009) Copyright © 2016 Elsevier Inc. Terms and Conditions
Figure 4 Abdominal Non–Contrast-Enhanced Computed Tomography Scan of Patient 2 Clinical Genitourinary Cancer 2017 15, e55-e59DOI: (10.1016/j.clgc.2016.10.009) Copyright © 2016 Elsevier Inc. Terms and Conditions
Figure 5 (A-D) Microscopic Images of Mixed Epithelial and Stromal Tumor From Patient 2. Sections of the Tumor Showed Mixed Epithelial and Mesenchymal Components Clinical Genitourinary Cancer 2017 15, e55-e59DOI: (10.1016/j.clgc.2016.10.009) Copyright © 2016 Elsevier Inc. Terms and Conditions