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Skin - Nonmelanocytic tumors

Adnexal tumors-sebaceous glands

Nevus sebaceus of Jadassohn


Reviewer: Christopher Hale, M.D. (see Reviewers page)
Revised: 14 July 2012, last major update June 2012
Copyright: (c) 2001-2012, PathologyOutlines.com, Inc.

General
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● Often incorrectly spelled “nevus sebaceous”
● Congenital, organoid epidermal nevus on scalp and face
● Malformed adnexal structures, increased risk of trichoblastomas, basal cell carcinoma, squamous cell carcinoma
● Sex hormone responsive => need prophylactic excision before puberty

Clinical images
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Various images

Gross description
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● Yellow, greasy-appearing, “cobblestone” texture, hairless

Micro description
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● Hamartoma composed of large sebaceous glands, heterotopic apocrine glands, defective hair follicles, acanthosis and epithelial papillomatosis

Micro images
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Nevus sebaceus of Jadassohn #1, #2

End of Skin - Nonmelanocytic tumors > Adnexal tumors-sebaceous glands > Nevus sebaceus of Jadassohn


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