Search Results for: melanocytes

1 8 9 10
Reflectance confocal microscopy: a useful and non-invasive tool in the in vivo differentiation of benign pigmented skin lesions from malignant melanoma. Report of a case

Reflectance confocal microscopy: a useful and non-invasive tool in the in vivo differentiation of benign pigmented skin lesions from malignant melanoma. Report of a case

…showed epidermal hyperplasia characterized by thin strands of basaloid cells and basal hyperpigmentation without increase of melanocytes. In the superficial dermis, few melanophages and solar elastosis were present. [Copyright: ©2013…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Precursor Lesions of Melanoma?

…ucosal lentiginous melanocytic proliferations have in common? Apart from the fact that all of them are neoplasms composed of melanocytes, they have nothing in common! Lentigo maligna is a synonym for a flat lesion of melanoma (melanoma in situ)…

Clinical Case Studies

Nevus of Ota

…ated incidence of 0.014–0.034% among Asians.1 Although the etiology and pathogenesis are unknown, Nevus of Ota may represent melanocytes that failed to completely migrate from the neural crest to the epidermis during the embryonic stage.2 The two…

Histologic Diagnosis of Inflammatory Skin Diseases

Suggested Readings

…. Fluid and Electrolyte Abnormalities in Exocrine Glands in Cystic Fibrosis. San Francisco: San Francisco Press, 1982:35-52. Melanocytes Boissy RE. The melanocyte. Its structure, function, and subpopulations in skin, eyes, and hair. Dermatol Clin…

Confusion—specimen mix-up in dermatopathology and measures to prevent and detect it

Confusion—specimen mix-up in dermatopathology and measures to prevent and detect it

…d. (C, D) Specimen 2 shows the compound stage of a Clark’s nevus. The lesion is symmetrical and sharply circumscribed, melanocytes are distributed in regular fashion, and there are no melanocytes in the upper reaches of the epidermis. There is…

Large cell acanthoma: a debate throughout the decades

Large cell acanthoma: a debate throughout the decades

…atistically significant increased numbers of melanocytes compared with both normal skin and actinic keratosis. The number of melanocytes did not differ significantly between LCA and solar lentigo. In the era of dermoscopy, dermoscopic features of a…

Differential Diagnosis in Dermatopathology

Discussions

…ust be differentiated histopathologically from pagetoid melanoma in situ because some examples of that malignant neoplasm of melanocytes, especially those situated on the trunk and extremities, are characterized by abnormal pagetoid melanocytes

1 8 9 10