Clear Cell Acanthoma



Clear Cell Acanthoma


Christine J. Ko, MD










Clear cell acanthoma at low-power magnification shows clear/pale cells in an acanthotic epidermis. The lesion is sharply demarcated from the surrounding epidermis image.






In this medium-power magnification of clear cell acanthoma, there are clear/pale cells image with overlying parakeratosis. The lesion is sharply demarcated from the adjacent normal epidermis image.


TERMINOLOGY


Abbreviations



  • Clear cell acanthoma (CCA)


Synonyms



  • Degos acanthoma, pale cell acanthoma


Definitions



  • Benign epidermal tumor, generally on lower legs of women


  • Epidermal acanthosis with pale or clear cells, often with overlying parakeratosis


  • Pale or clear cells sharply demarcated from adjacent, normal epidermis

Jul 8, 2016 | Posted by in PATHOLOGY & LABORATORY MEDICINE | Comments Off on Clear Cell Acanthoma
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