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Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Precursor Lesions of Melanoma?

…s of ultraviolet light. It cannot be a “precursor” of melanoma because it is melanoma! Congenital melanocytic nevi come in many different forms, clinically and histopathologically, e.g., Masson’s blue neuronevus, nevus spilus, and g…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Dysplasia?

…the 1980′s by general pathologists working in the field of melanocytic neoplasia. Infatuation with dysplasia by dermatologists and dermatopathologists developed as a consequence of the writings of Clark and coworkers about a melanocytic nevus

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Persistent Lentiginous Melanocytic Hyperplasia, Atypical Melanocytic Hyperplasia (Melanocytic Nuclear Atypia), Lamellar Fibroplasia, Concentric Fibroplasia, and Lymphocytes as Criteria for Diagnosis Histopathologic of Dysplastic Nevi?

…(5) sparse, patchy lymphocytic infiltrates. This constellation of histologic findings, especially when present in two or more lesions from a given person is diagnostic of the dysplastic nevus syndrome.” Clark WH Jr, Elder DE, Guerry D, et al….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Changing Mole?

…is that a changing mole should alert to the likely possibility of development of melanoma in a preexisting melanocytic nevus. That principle has been transmitted to patients forcefully through various media: “If you notice a changing mole, cons…

Dermatology Practical & Conceptual

Balloon cell melanoma in primary care practice: a case report

…ocytic proliferation with two components, the first consisting of bland nevus cells, which matured with descent and tracked down adnexal structures in a congenital pattern. The second component, by contrast, was comprised of centrally positioned atyp…

Dermatology Practical & Conceptual

Pigmented Lesions

…Epidermis hyperpigmented markedly by thin elongate rete ridges of equal length. Melanophages present in the papillary dermis. Nevus of Ota, nevus of Ito¬†(521, 522) Markedly bipolar slender melanocytes pigmented strikingly with a nucleus unobtrusi…

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