Storiform Collagenoma



Storiform Collagenoma


David S. Cassarino, MD, PhD









Scanning magnification view shows a dermal-based nodular fibroblastic proliferation with storiforming of collagen.






Higher power magnification shows bland fibroblasts image and scattered inflammatory cells image in a dense fibrous stroma.


TERMINOLOGY


Synonyms



  • Sclerotic fibroma


Definitions



  • Benign, dermal-based fibroblastic proliferation with storiforming collagen


ETIOLOGY/PATHOGENESIS


Unknown



  • May be related to trauma


  • Some cases may represent regressed dermatofibromas


  • Some cases are genetic



    • Multiple lesions are associated with Cowden syndrome, consistent with a genetic influence

Jul 9, 2016 | Posted by in PATHOLOGY & LABORATORY MEDICINE | Comments Off on Storiform Collagenoma
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