PMC5244865_01
On macroscopic examination, a mass lying directly underneath the esophageal mucosa was identified. On cross-section, the mass was grayish-white and of hard consistency.
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On cross-section, the mass was grayish-white and had a hard consistency (Fig. 1).
(A) Microscopically, the mass was lined by squamous epithelium [hematoxylin and eosin staining (H&E); magnification, x40]. (B) The stroma was mainly composed of chondroid tissue admixed with adipose tissue (H&E; magnification, x100) and (C) fibrous connective tissue (H&E; magnification, x200).
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On microcopic examination, the mass was lined by squamous epithelium and the stroma was mainly composed of chondroid tissue (60%) admixed with adipose tissue (25%) and fibrous connective tissue (15%) (Fig. 2).