Titlebook: Histological Diagnosis of Nevi and Melanoma; Guido Massi,Philip E. LeBoit Book 2014Latest edition The Editor(s) (if applicable) and The Au

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Guido Massi M.D.,Philip E. LeBoit M.D.rmistice since the end of the war and ongoing threats from the North justify the massive presence of US American forces close to the capital Seoul, such that American popular culture and especially African American popular culture are very present in the music scene. Parallel to the historical legac

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Congenital Nevus,This chapter is dedicated to the most frequent forms of congenital nevi, i.e., congenital melanocytic lesions with obvious benign features, which do not pose diagnostic diffi culties. Congenital nevi with peculiar or challenging morphology will be treated in the next two sections.

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Spitz Nevus Variants,Spitz nevus has a huge number of morphological variants, which help make the differential diagnosis with melanoma a nightmare for many pathologists and a challenge for the most expert dermatopathologists.

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Criteria for the Diagnosis of Nevus, no metastatic potential, and melanoma, with a metastatic capacity proportional to its thickness, and no different from that of other melanomas of the same thickness is undoubtedly an oversimplification. Surely, there is a “gray zone,” which is composed of lesions that cannot be precisely classified into one of these groups.