{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,7]],"date-time":"2025-10-07T05:22:42Z","timestamp":1759814562848,"version":"3.40.5"},"reference-count":11,"publisher":"FapUNIFESP (SciELO)","issue":"3","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["An. Bras. Dermatol."],"published-print":{"date-parts":[[2013,6]]},"abstract":"<jats:p>Malignant melanoma can present a variety of histopathological patterns. Cartilaginous change in the absence of osteogenic differentiation is extremely rare in malignant melanoma, being among the least frequent of the wide range of melanoma histologic patterns. We report a case of a 47-year-old woman with a subungual nodule on her right great toe for many years. Histopathological examination of the lesion led to a diagnosis of malignant melanoma with cartilaginous differentiation devoid of concomitant osseous areas. It would appear that this unusual form of melanoma has a predilection for acral location, particularly the subungual region. Malignant melanoma with chondroid stroma should therefore be considered in the differential diagnosis of cartilaginous lesions of the toes and fingers. Careful examination of the overlying epidermis and identification of an in situ component of melanoma may be necessary in order to establish the correct diagnosis.<\/jats:p>","DOI":"10.1590\/abd1806-4841.20131595","type":"journal-article","created":{"date-parts":[[2013,7,11]],"date-time":"2013-07-11T14:28:58Z","timestamp":1373552938000},"page":"403-407","source":"Crossref","is-referenced-by-count":20,"title":["Cartilaginous melanoma: case report and review of the literature"],"prefix":"10.1590","volume":"88","author":[{"given":"Parente","family":"Joana Devesa","sequence":"first","affiliation":[{"name":"Santarem District Hospital,  Portugal"}]},{"given":"Jose Manuel Pereira da Silva","family":"Labareda","sequence":"additional","affiliation":[{"name":"MD - Department of Dermatology, Lisbon Medical-Surgery Dermatology Departrment \u2013 Lisbon,  Portugal"}]},{"given":"Elvira Augusta Felgueira Leonardo Fernandes","family":"Bartolo","sequence":"additional","affiliation":[{"name":"Hospital Garcia de Orta,  Portugal"}]},{"given":"Maria Fernanda Sachse Pinto Fonseca","family":"Santos","sequence":"additional","affiliation":[{"name":"Francisco Gentil Lisbon Portuguese Institute of Oncology,  Portugal"}]},{"given":"Esmeralda Maria Seco do","family":"Vale","sequence":"additional","affiliation":[{"name":"MD - Department of Dermatopathology, Lisbon Medical-Surgery Dermatology Departrment \u2013 Lisbon,  Portugal"}]}],"member":"530","reference":[{"key":"ref1","doi-asserted-by":"crossref","first-page":"589","DOI":"10.1111\/j.0303-6987.2005.00418.x","article-title":"Unusual histological variants of cutaneous malignant melanoma with some clinical and possible prognostic correlations","volume":"32","author":"Rongioletti F","year":"2005","journal-title":"J Cutan Pathol"},{"key":"ref2","doi-asserted-by":"crossref","first-page":"482","DOI":"10.1034\/j.1600-0560.2001.028009482.x","article-title":"Primary chondroid melanoma","volume":"28","author":"Ackley CD","year":"2001","journal-title":"J. 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