Papillary Eccrine Adenoma



Papillary Eccrine Adenoma


Senait W. Dyson, MD










Low-power examination shows a dermal adnexal tumor with variably sized ductal and glandular spaces associated with a fibrous stroma.






On high magnification, the glands show low-cuboidal eccrine cells image and areas with cribriforming and papillary projection of variable complexity image. (Courtesy J. McNiff, MD.)


TERMINOLOGY


Abbreviations



  • Papillary eccrine adenoma (PEA)


Synonyms



  • Tubulopapillary hidradenoma with eccrine differentiation


Definitions



  • Rare benign adnexal tumor with evidence of eccrine derivation/differentiation



    • In the past, many cases with apocrine features were included in this category


    • However, most authorities now separate PEAs from tubular apocrine adenomas

Jul 8, 2016 | Posted by in PATHOLOGY & LABORATORY MEDICINE | Comments Off on Papillary Eccrine Adenoma
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