PMC3540696_01
Sections from the mural nodule revealed moderately differentiated squamous cell carcinoma arising from the surface keratinizing squamous epithelium containing extensive necrotic areas (arrows). Hematoxylin and Eosin stain, x2 objective.
CRIM.OBGYN2012-314535.001.jpg
PMC3540696_01_CRIM.OBGYN2012-314535.001.jpg
fig1
A final diagnosis of malignant transformation of moderately differentiated squamous cell carcinoma in a mature cystic teratoma with extensive necrosis was made (Figures 1 and 2).
Another area lined by pseudostratified columnar epithelium with underlying squamous cell carcinoma (arrows). Hematoxylin and Eosin stain, x4 objective.
CRIM.OBGYN2012-314535.002.jpg
PMC3540696_01_CRIM.OBGYN2012-314535.002.jpg
fig2
A final diagnosis of malignant transformation of moderately differentiated squamous cell carcinoma in a mature cystic teratoma with extensive necrosis was made (Figures 1 and 2).