Search Results for: clark-like nevus

Melanoma arising in a giant nevus spilus maculosus

Melanoma arising in a giant nevus spilus maculosus

…nodule with surrounding erythema. Figure 2. The nodule on the right leg appeared in association with a speckled lentiginous nevus (nevus spilus). Figure 3. Extension of the nevus spilus that crosses the midline. Figure 4. Close-up of nevus spilus…

The so-called dysplastic nevus is not dysplastic at all

The so-called dysplastic nevus is not dysplastic at all

…sion be called then? We propose to simply call it melanocytic nevus-that is what it truly is. Alternatively, one can call it Clark’s nevus, as the late Ackerman proposed, if one desires to distinguish it from other types of nevi [7]. Just do…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Malignant Spitz Nevus?

…, and polygonal, shape. If Spitz nevi are benign, why do some authors advance the thesis of malignant or metastasizing Spitz nevus? The concept of metastasis of Spitz nevus derives in every instance from misdiagnosis histopathologic of a melanoma as…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Nevus Cells, Nevocytes, and Nevomelanocytes?

…anoma. In: Clinical Dermatology. 2nd ed. St. Louis, MO: CV Mosby Co., 1990:551. “Nevocytic Nevi Synonyms: Nevocellular nevus, nevus cell nevus. Nevus cells, or nevocytes, are cells closely related to the melanocytes which also originate from…

Blue nevus with a starburst pattern on dermoscopy

Blue nevus with a starburst pattern on dermoscopy

…on of “homogeneous steel-blue pigmentation” and “starburst pattern” that suggest a diagnosis of blue nevus or Spitz nevus, respectively. When there are numbers of dermoscopic findings that indicate distinct diseases, the…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Normal, Typical, Ordinary, Banal, and Common Nevus?

…#8221; Not only are dysplastic and common not contrasting (common versus uncommon) but, paradoxically, so-called dysplastic (Clark’s) nevus is more common by far than any so-called common nevus. Other melanocytic nevi, such as Unna’s,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Basal-Cell Carcinoma Common in Nevus Sebaceus?

…s reported as high as 20%., Recent studies, however, indicate that the majority of cases of basal cell carcinomas arising in nevus sebaceus are more accurately classified as benign trichoblastoma-like lesions, although authentic basal cell carcinoma…

The long history of a melanoma associated with a congenital large plaque type blue nevus with subcutaneous cellular nodules

The long history of a melanoma associated with a congenital large plaque type blue nevus with subcutaneous cellular nodules

…lue nevi are summarized in Table 1. The greatest controversies are related to the existence of three entities: atypical blue nevus, malignant blue nevus and metastasizing blue nevus, that some authors have deleted from medical terminology [7]. Table…

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

…nevi [15] and a variety of melanomas, e.g., melanoma in situ, superficial melanoma, and melanoma, but there is no dysplastic nevus. Likely causes for the formation of false mythical conclusions operative in this untoward and ill-fated issue are the…