Open AccessINTRAOCULAR MALIGNANT TERATOID MEDULLOEPITHELIOMA
Author(s) -
Ram Chandra Adhikari,
R Sainju,
Gita Sayami,
Sanu Maiya Dali,
Hemant Shrestha,
Robin Bahadur Basnet,
J Pandey
Publication year - 2003
Publication title -
journal of nepal medical association
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.176
H-Index - 19
eISSN - 1815-672X
pISSN - 0028-2715
DOI - 10.31729/jnma.762
Subject(s) - medicine , retinoblastoma , pathology , anatomy , exophthalmos , eosinophilic , biology , surgery , biochemistry , gene
Malignant teratoid medulloepithelioma is an uncommon unilateral intraocular tumor,occuring typically in children. This report concerns a 4-year-old boy, who presentedwith loss of vision, pain and proptosis of the left eye and showed mass in betweeneyelids. Histopathologically, the tumor was composed of pseudostratified primitive-appearing epithelium dispersed in cords, strands, tubules & glands, which wereseparated by a cystic spaces, filled with pale eosinophilic material. Foci of glial tissue,cartilage , bone, skeletal muscle and fatty tissue were recognized. In addition, scleralextension of tumor, Homer-Wright like and Flexner-Wintersteiner like rosettes andfoci of necrosis were also present. The differentiation from retinoblastoma wasdiscussed.Key Words: Malignant medulloepithelioma, eyeball, heteroplasia.