Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Invasion by Neoplastic Cells?

“A malignant neoplasm, i.e., cancer, exhibits the properties of: 1. invasion when its cells infiltrate the surrounding normal tissue; and 2. metastasis, the capacity of cancer cells to spread and grow at sites distant from the origin of the n…

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,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Benign and Malignant Cells?

“Tumor cells, benign or malignant, growing in vitro usually do not show any structural features that are pathognomonic of neoplasia.” Diamandopoulos GT. Neoplasia. In: Kissane JM, ed. Anderson’s Pathology. 8th ed. St. Louis, MO:…

Histologic Diagnosis of Inflammatory Skin Diseases

Blister secondary to hypoxemia and local pressure

Blister secondary to hypoxemia and local pressure Presentation stereotypical Age and sex Any age and either sex Distribution of lesions Sites of pressure Configuration of lesions Linear often, especially over wings of scapulae Individual lesions Ery…

Histologic Diagnosis of Inflammatory Skin Diseases

Editorial Board

…of Medicine Zagreb, Croatia Mycology and Sexually Transmitted Diseases Vito Di Lernia Unit of Dermatology, Arcispedale Santa Maria Nuova Reggio Emilia, Italy Autoimmune and Blistering Diseases Athanassios Kyrgidis Department of Otolaryngology Head…

Clinical Case Studies

Nevus of Ota

INITIAL PRESENTATION A 32-year-old Asian man presented with a long-standing patch of gray-brown discoloration under his left eye. (Figure 1) He noted an increasing prominence of the pigmentation over the preceding 15 years. The patient had a history…

Dermatology Practical & Conceptual

Tufted hemangioma: clinical case and literature review

Abstract Tufted hemangiomas are relatively rare benign vascular proliferations that are congenital or appear during the first years of life. Herein we present an additional case of tufted hemangioma that appeared one year after birth and discuss its…