Presentation
Specimen obtained from the anterior mediastinum.
Patient Data
Specimen anterior mediastinum
There is a well-circumscribed, heterogeneous, solid to focally cystic mass with thin peripheral rim and septa. The solid areas are composed of yellow adipose tissue and pale chalky material while cystic areas are partly smooth walled, in areas associated with hair. Image courtesy of AFIP. Please see case description page for licence and original file information.
Case Discussion
Mature cystic teratoma is a common neoplastic mediastinal tumor, predominantly seen in children and young adults.
On histology, the lesion is characterized by elements variably derived from the three germ cell layers (endoderm, mesoderm and ectoderm).
Mature mediastinal teratoma - gross pathology. Author: The Armed Forces Institute of Pathology (AFIP)
Original file: http://commons.wikimedia.org/wiki/File:Mature_teratoma,_mediastinum.jpg
Modifications: square crop
License: This work is in the public domain in the United States because it is a work of the United States Federal Government under the terms of Title 17, Chapter 1, Section 105 of the US Code.
PEIR Digital Library (Pathology image database). Image# 414992. Image and description are from the AFIP Atlas of Tumor Pathology.
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