Dermatology Practical & Conceptual

Blue nevus with a starburst pattern on dermoscopy

…ent with a blue-gray papule approximately 4 mm in diameter. We suspected that it was a blue nevus or a pigmented Reed/Spitz nevus. On dermoscopic observation, the lesion showed homogeneous black-bluish pigmentation. This dermoscopic feature was sugge…

Dermatology Practical & Conceptual

The so-called dysplastic nevus is not dysplastic at all

…orically, histologically, clinically and molecularly, that the so-called dysplastic nevus is a type of melanocytic nevus and should be managed like other types of melanocytic nevi [1,2]. This reinforces the notion set forth by the late Bernie Ackerma…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Malignant Spitz Nevus?

…turation in depth and less cohesion of cells than in the usual Spitz nevus.” Weedon D, Strutton G. Skin Pathology. 2nd ed. New York: Churchill-Livingstone, 2002. By definition, benign neoplasms are incapable of metastasis; only malignant neop…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Basal-Cell Carcinoma Common in Nevus Sebaceus?

…us-cell carcinoma and basal-cell carcinoma arising in a naevus sebaceous of Jadassohn: case report and literature review. Clin Exp Dermatol 2005 May;30(3):259-60. Virtually every textbook in which an entry about nevus sebaceus is found states that b…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

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

…(.25 inches) in diameter. Any mole that grows larger than that size may be cancerous.” http://www.faqs.org/health/Sick-V4/Skin-Cancer.html. Accessed November 29, 2006. “When a typical common nevus is seen under the microscope (one hopes

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Junctional Activity and Active Junctional Nevus?

…onal 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, 2002:806. “Intradermal nevi sho…