Ectopic Functioning Adrenocortical Oncocytic Adenoma (Oncocytoma) with Myelolipoma Causing Virilization

Functioning adrenal adenomas are well-described entities that can rarely occur outside the adrenal gland in the ectopic adrenal tissue. Similarly, myelolipoma is an another benign lesion of the adrenal tissue which can rarely occur outside the adrenal gland. We report the first case of a testosteron...

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Main Authors: Lea F. Surrey, Ashesh A. Thaker, Paul J. Zhang, Giorgos Karakousis, Michael D. Feldman
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Case Reports in Pathology
Online Access:http://dx.doi.org/10.1155/2012/326418
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author Lea F. Surrey
Ashesh A. Thaker
Paul J. Zhang
Giorgos Karakousis
Michael D. Feldman
author_facet Lea F. Surrey
Ashesh A. Thaker
Paul J. Zhang
Giorgos Karakousis
Michael D. Feldman
author_sort Lea F. Surrey
collection DOAJ
description Functioning adrenal adenomas are well-described entities that can rarely occur outside the adrenal gland in the ectopic adrenal tissue. Similarly, myelolipoma is an another benign lesion of the adrenal tissue which can rarely occur outside the adrenal gland. We report the first case of a testosterone producing an extra-adrenal adrenocortical oncocytoma accompanied by a myelolipoma. The patient presented with virilization and elevated androgen levels. Imaging revealed a retroperitoneal mass, which histologically consisted of oncocytes and intermingled myelolipoma. Postoperative androgen levels decreased to normal. The tumor cells were strongly positive for inhibin and Melan-A, supporting the adrenal origin. This case demonstrates a diagnostic challenge in which correlation with histology, immunohistochemistry, and serum endocrine studies led to the final diagnosis.
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series Case Reports in Pathology
spelling doaj-art-a351c14446d94fbfabd21abb057b2e5f2025-02-03T01:20:41ZengWileyCase Reports in Pathology2090-67812090-679X2012-01-01201210.1155/2012/326418326418Ectopic Functioning Adrenocortical Oncocytic Adenoma (Oncocytoma) with Myelolipoma Causing VirilizationLea F. Surrey0Ashesh A. Thaker1Paul J. Zhang2Giorgos Karakousis3Michael D. Feldman4Department of Pathology and Laboratory Medicine, The Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USADepartment of Radiology, The Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USADepartment of Pathology and Laboratory Medicine, The Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USADepartment of Surgery, The Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USADepartment of Pathology and Laboratory Medicine, The Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USAFunctioning adrenal adenomas are well-described entities that can rarely occur outside the adrenal gland in the ectopic adrenal tissue. Similarly, myelolipoma is an another benign lesion of the adrenal tissue which can rarely occur outside the adrenal gland. We report the first case of a testosterone producing an extra-adrenal adrenocortical oncocytoma accompanied by a myelolipoma. The patient presented with virilization and elevated androgen levels. Imaging revealed a retroperitoneal mass, which histologically consisted of oncocytes and intermingled myelolipoma. Postoperative androgen levels decreased to normal. The tumor cells were strongly positive for inhibin and Melan-A, supporting the adrenal origin. This case demonstrates a diagnostic challenge in which correlation with histology, immunohistochemistry, and serum endocrine studies led to the final diagnosis.http://dx.doi.org/10.1155/2012/326418
spellingShingle Lea F. Surrey
Ashesh A. Thaker
Paul J. Zhang
Giorgos Karakousis
Michael D. Feldman
Ectopic Functioning Adrenocortical Oncocytic Adenoma (Oncocytoma) with Myelolipoma Causing Virilization
Case Reports in Pathology
title Ectopic Functioning Adrenocortical Oncocytic Adenoma (Oncocytoma) with Myelolipoma Causing Virilization
title_full Ectopic Functioning Adrenocortical Oncocytic Adenoma (Oncocytoma) with Myelolipoma Causing Virilization
title_fullStr Ectopic Functioning Adrenocortical Oncocytic Adenoma (Oncocytoma) with Myelolipoma Causing Virilization
title_full_unstemmed Ectopic Functioning Adrenocortical Oncocytic Adenoma (Oncocytoma) with Myelolipoma Causing Virilization
title_short Ectopic Functioning Adrenocortical Oncocytic Adenoma (Oncocytoma) with Myelolipoma Causing Virilization
title_sort ectopic functioning adrenocortical oncocytic adenoma oncocytoma with myelolipoma causing virilization
url http://dx.doi.org/10.1155/2012/326418
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