Search Results for: unna\'s nevus

The mythical concept and untoward consequences of a diagnosis of dysplastic nevus: an overdue tribute to A. Bernard Ackerman, MD

The mythical concept and untoward consequences of a diagnosis of dysplastic nevus: an overdue tribute to A. Bernard Ackerman, MD

…hension, concern and anxiety in patients and their families. Furthermore, reports mushroomed forth suggesting genetic transmission [13], but nowhere is there objective evidence that links the so-called dysplastic nevus or the so-called dysplastic…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Junctional Activity and Active Junctional Nevus?

…evi, and melanomas. In: Skin Pathology. 2nd ed. New York, NY: Churchill-Livingstone, 2002:806. “Intradermal nevi show essentially no junctional activity.” Elder DE, Elenitsas R. Murphy GF, Xu X. Benign pigmented lesions and malignant…

Comparison of dermatoscopic images of acral lentiginous melanoma and acral melanocytic nevus occurring on body weight-bearing areas

Comparison of dermatoscopic images of acral lentiginous melanoma and acral melanocytic nevus occurring on body weight-bearing areas

…anoma (ALM) on the body weight-bearing area of the sole tended to show irregular fibrillar pattern showing rather structureless pigmentation instead of a parallel ridge pattern, which is due to the shift of the horny layer. Objective: To elucidate…

Spitz nevus on the sole of a foot presenting with transepidermal elimination

Spitz nevus on the sole of a foot presenting with transepidermal elimination

…on of nevus cell nests was observed and there were small groups of degenerated melanin-laden cells in the cornified layer. Masson Fontana stain revealed fine melanin deposits in the nevus cells of the junctional and intradermal nests, as well as

Clinical Case Studies

Nevus of Ota

…cations. Skin examination revealed a 3 x 7 cm area of gray coalescing macules in the left infraorbital region. There was no associated change in skin texture. No scleral pigment was noted. Figure 1. Nevus of Ota at patient’s initial…

Differential Diagnosis in Dermatopathology

Dermatofibroma vs. Desmoplastic Spitz’s nevus

A malignant neoplasm of melanocytes that, in the skin, begins as a macule and may become a patch or a papule. A flat lesion of melanoma tends to be asymmetrical, poorly circumscribed with a scalloped, jagged, or notched border, and variegate,…

Differential Diagnosis in Dermatopathology

Spitz’s nevus, compound type vs. Melanoma

A malignant neoplasm of melanocytes that, in the skin, begins as a macule and may become a patch or a papule. A flat lesion of melanoma tends to be asymmetrical, poorly circumscribed with a scalloped, jagged, or notched border, and variegate,…