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We present a case of MCMH in a Hispanic patient with history of melanoma. Histopathological clues to appropriate diagnosis include basaloid cells, numerous atypical mitotic figures, matrical differentiation, shadow cells, strong diffuse nuclear and cytoplasmic expression of \u00df\u2010catenin, and interspersed pigmented dendritic melanocytes.<\/jats:p>","DOI":"10.1111\/cup.13445","type":"journal-article","created":{"date-parts":[[2019,2,20]],"date-time":"2019-02-20T12:57:03Z","timestamp":1550667423000},"page":"442-446","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":7,"title":["Matrical carcinoma with melanocytic hyperplasia mimicking nodular melanoma in an elderly Mexican male"],"prefix":"10.1111","volume":"46","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4967-6725","authenticated-orcid":false,"given":"Larisa","family":"Lehmer","sequence":"first","affiliation":[{"name":"Department of Dermatology University of California  Irvine California"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sama K.","family":"Carly","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of California  Irvine California"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sebastien","family":"de Feraudy","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of California  Irvine California"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2019,4,3]]},"reference":[{"key":"e_1_2_4_2_1","doi-asserted-by":"publisher","DOI":"10.1097\/DAD.0000000000000407"},{"key":"e_1_2_4_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jaad.2014.02.042"},{"key":"e_1_2_4_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2559.2011.03815.x"},{"key":"e_1_2_4_5_1","doi-asserted-by":"publisher","DOI":"10.1097\/DAD.0b013e3181d88d15"},{"key":"e_1_2_4_6_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-540-46911-7_4"},{"issue":"9","key":"e_1_2_4_7_1","first-page":"1868","article-title":"Pigmented squamous intraepithelial neoplasia of the esophagus","volume":"6","author":"Ishida M","year":"2013","journal-title":"Int J Clin Exp Pathol"},{"key":"e_1_2_4_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.dsi.2014.05.002"},{"key":"e_1_2_4_9_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-0560.1992.tb01669.x"},{"key":"e_1_2_4_10_1","doi-asserted-by":"publisher","DOI":"10.1097\/00000372-200110000-00002"},{"key":"e_1_2_4_11_1","doi-asserted-by":"publisher","DOI":"10.1097\/00000372-200312000-00005"},{"key":"e_1_2_4_12_1","doi-asserted-by":"publisher","DOI":"10.1097\/DAD.0b013e318165b8fe"},{"key":"e_1_2_4_13_1","doi-asserted-by":"publisher","DOI":"10.4081\/rt.2010.e43"},{"key":"e_1_2_4_14_1","doi-asserted-by":"publisher","DOI":"10.1097\/DAD.0000000000000329"},{"key":"e_1_2_4_15_1","doi-asserted-by":"publisher","DOI":"10.4236\/ojpathology.2018.83011"},{"key":"e_1_2_4_16_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jdcr.2018.02.003"}],"container-title":["Journal of Cutaneous Pathology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1111%2Fcup.13445","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/cup.13445","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1111\/cup.13445","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/cup.13445","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,9,10]],"date-time":"2023-09-10T14:51:07Z","timestamp":1694357467000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/cup.13445"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,4,3]]},"references-count":15,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2019,6]]}},"alternative-id":["10.1111\/cup.13445"],"URL":"https:\/\/doi.org\/10.1111\/cup.13445","archive":["Portico"],"relation":{},"ISSN":["0303-6987","1600-0560"],"issn-type":[{"type":"print","value":"0303-6987"},{"type":"electronic","value":"1600-0560"}],"subject":[],"published":{"date-parts":[[2019,4,3]]},"assertion":[{"value":"2018-09-12","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2019-02-01","order":1,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2019-04-03","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}