{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,11]],"date-time":"2026-05-11T11:18:35Z","timestamp":1778498315420,"version":"3.51.4"},"reference-count":32,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2015,4,8]],"date-time":"2015-04-08T00:00:00Z","timestamp":1428451200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Cutan Pathol"],"published-print":{"date-parts":[[2015,6]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Dermatofibroma (DF) has multiple histopathological variants and overlying acanthosis, hyperkeratosis and hyperpigmentation are often present. We have frequently observed sebaceous induction in DFs on the shoulder and wanted to assess if this is a site\u2010specific finding.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We prospectively collected 100 DFs and assessed for sebaceous induction, the histopathologic pattern of the DF and any associated\u2010epidermal changes. We retrospectively searched for DFs with sebaceous induction to assess the anatomic site of the biopsy.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>In the 100 prospectively collected DFs, 49% occurred on the lower extremities, 39% on the upper extremities, 10% on the trunk and 2% on the head. Sebaceous induction was present in 16\u2009DFs, 81% of which occurred on or near the shoulder. The most common variant was fibrocollagenous DF (64%), including in DFs with sebaceous induction. The retrospective search for DFs with sebaceous induction found 19 cases in which 95% occurred on the shoulder area. Sclerotic pattern DFs were most common in this retrospective cohort (47%), and seborrheic keratosis\u2010like hyperplasia occurred in 100% of these cases.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>DFs occurring on the shoulder have a high incidence of sebaceous induction with seborrheic keratosis\u2010like epidermal hyperplasia and a fibrocollagenous or sclerotic pattern.<\/jats:p><\/jats:sec>","DOI":"10.1111\/cup.12474","type":"journal-article","created":{"date-parts":[[2015,3,2]],"date-time":"2015-03-02T09:49:18Z","timestamp":1425289758000},"page":"400-405","source":"Crossref","is-referenced-by-count":13,"title":["Sebaceous induction in dermatofibroma: a common feature of dermatofibromas on the shoulder"],"prefix":"10.1111","volume":"42","author":[{"given":"Majid","family":"Zeidi","sequence":"first","affiliation":[{"name":"Department of Pathology and Dermatology University of California  San Francisco CA USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jeffrey P.","family":"North","sequence":"additional","affiliation":[{"name":"Department of Pathology and Dermatology University of California  San Francisco CA USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2015,4,8]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0344-0338(78)80068-5"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-0560.1985.tb01608.x"},{"key":"e_1_2_6_4_1","first-page":"827","volume-title":"Weedon's skin pathology","author":"Weedon D","year":"2010"},{"key":"e_1_2_6_5_1","first-page":"1644","volume-title":"Pathology of the skin: with clinical correlation","author":"McKee PH","year":"2012"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.5021\/ad.2011.23.2.185"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1046\/j.1365-2559.2002.t01-1-01368.x"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0190-9622(08)80444-6"},{"issue":"63","key":"e_1_2_6_9_1","first-page":"1","article-title":"The benign fibrohistiocytic tumours of the skin","volume":"50","author":"Niemi KM","year":"1970","journal-title":"Acta Derm Venereool Suppl (Stockh)"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1097\/00000372-200004000-00007"},{"key":"e_1_2_6_11_1","doi-asserted-by":"publisher","DOI":"10.1002\/1097-0142(19810415)47:8<2053::AID-CNCR2820470825>3.0.CO;2-A"},{"key":"e_1_2_6_12_1","doi-asserted-by":"publisher","DOI":"10.1097\/00000478-199604000-00013"},{"key":"e_1_2_6_13_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2133.2007.08032.x"},{"key":"e_1_2_6_14_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-0560.1986.tb01083.x"},{"key":"e_1_2_6_15_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2133.1989.tb07782.x"},{"key":"e_1_2_6_16_1","doi-asserted-by":"publisher","DOI":"10.1097\/DAD.0b013e31825d9d30"},{"key":"e_1_2_6_17_1","doi-asserted-by":"publisher","DOI":"10.1097\/00000478-199706000-00012"},{"key":"e_1_2_6_18_1","doi-asserted-by":"publisher","DOI":"10.1097\/00000372-198612000-00002"},{"key":"e_1_2_6_19_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-0560.1992.tb01667.x"},{"key":"e_1_2_6_20_1","volume-title":"Histopathological diagnosis of adnexal epithelioid neoplasm. 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