Home   Chapter Home   Jobs   Conferences   Fellowships   Books

Advertisement

Uterus

Stromal tumors

Adenomatoid tumor

Reviewer: Nat Pernick, M.D. (see Reviewers page)
Revised: 15 March 2012, last major update October 2011
Copyright: (c) 2002-2012, PathologyOutlines.com, Inc.

Clinical features
=========================================================================

● Mesothelial origin, similar to tumors of fallopian tube
● Often an incidentail finding (Virchows Arch 2011;458:593)
● Benign behavior
● May be diffuse in renal transplant patients (Int J Gynecol Pathol 2003;22:198)

Case reports
=========================================================================

● 51 year old woman with incidental 3 cm white-tan subserosal nodule (Case of Week #232)

Gross description
=========================================================================

● Usually close to cornua and serosa
● Small, often yellow
● May not be well circumscribed

Gross images
=========================================================================

   
Cystic tumors

Micro description
=========================================================================

● Angiomatoid, adenoid, solid or cystic patterns of irregular aggregates of cuboidal / flattened cells (Am J Clin Pathol 1981;76:627)
● Cystic tumors resemble lymphangioma, but no lymphocytes within cystic spaces
● Often associated with smooth muscle hypertrophy
● Minimal/no atypia
● Usually minimal mitotic figures

Micro images
=========================================================================

               
Various images


Cystic tumor has spaces lined by single layer of flattened cuboidal cells with oval nuclei

Positive stains
=========================================================================

● Calretinin, D2-40; rarely weak/focal ER/PR

Negative stains
=========================================================================

● CD34, PAX8, GLUT-1, androgen receptor

End of Uterus > Stromal tumors > Adenomatoid tumor

This information is intended for physicians and related personnel, who understand that medical information is often imperfect, and must be interpreted in the context of a patient's clinical data using reasonable medical judgment. This website should not be used as a substitute for the advice of a licensed physician.

All information on this website is protected by copyright of PathologyOutlines.com, Inc. Information from third parties may also be protected by copyright. Please contact us at copyrightPathOut@gmail.com with any questions (click here for other contact information).