Search Results for: clark\\'s nevus

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Junctional Activity and Active Junctional Nevus?

“With further maturation junctional activity ceases and the lesion is composed only of dermal nevus cells (intradermal nevus).” Weedon D. Lentigines, nevi, and melanomas. In: Skin Pathology. 2nd ed. New York, NY: Churchill-Livingstone,…

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, mostly…

Clinical Case Studies

Nevus of Ota

…tions. 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 presentation….

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, mostly…

Differential Diagnosis in Dermatopathology

Verrucous seborrheic keratosis vs. Verrucous epidermal 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, mostly…