Malignant transformation of primary mature teratoma of colon: A case report

Figure 2 Histological images with hematoxylin and eosin stain. A: Panoramic view of the mass, squamous epithelium (upper orange arrow), sebaceous glands (elliptical outline), cartilage and adipose tissue (lower orange arrow), adenocarcinoma (rectangular outline); B: Squamous epithelium (× 100); C: Sebaceous glands and sweat glands (× 100); D: Cartilage and adipose tissue (× 100); E: Respiratory tract epithelium (× 100); F: Digestive gland epithelium (× 100); G: Moderately–poorly differentiated adenocarcinoma (× 100).