peca melanotica de hutchinson CASO Nº 4: “ASPECTOS HISTOPATOLÓGICOS DEL MELANOMA MALIGNO CON ENFASIS EN EL LENTIGO MALIGNO MELANOMA” – PIEL-L Latinoamericana Longitudinal melanonychia often misdiagnosed and

Longitudinal melanonychia often misdiagnosed and confused with melanoma. Signs that need to be seen while examining this nail condition 1 Hutchinson sign : the extension of brown black pigmentation from the nail bed matrix MELANOMA Importante features of UNGUAL MELANOMA 1. Light brown to black background 2. Longitudinal brown black parallel lines, with irregular coloration, spacing and or thickness 3. Parallelism disruption 4. Brown black dots and globules Is Hutchinson's Sign Pathognomic of Subungual Melanoma? Actas Dermo Sifiliogrficas Lentigo maligna and lentigo maligna melanoma Longitudinal melanonychia in childhood: a great challenge Anais Brasileiros de Dermatologia Clinical differences between Hutchinson's sign in subungual melanoma and pseudo Hutchinson's sign in benign longitudinal melanonychia Journal of the American Academy of Dermatology

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