Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Sebaceous Epithelioma?

…erentiation or sebaceous epithelioma. These tumors are usually solitary, yellowish papulonodules on the face or scalp, but they are sometimes multiple, particularly in Muir-Torre syndrome, or associated with organoid nevi.” Weedon D. Skin Path…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Epidemic of Melanoma?

…149:43-46. “The epidemic of melanoma poses problems for several constituencies.” Clark WH, Elder DE, Guerry IV D. Dysplastic nevi and malignant melanoma. In: Farmer ER, Hood AF, eds. pathology of the skin. Norwalk, CT: Appleton & La…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Ichthyoses?

…f clinical, histological, and cellular kinetic observations, a separation of the major ichthyosiform dermatoses into four groups is proposed. Ichthyosis vulgaris patients have dry skin and fine scales on their trunk and extremities, but gross changes

Differential Diagnosis in Dermatopathology

Discussions

…to the porokeratotic type under discussion here. Each of these singular changes represents a distinctive epithelial pattern morphologic that is encountered also in settings different from epidermal nevi, e.g., focal acantholytic dyskeratosis in Grove…

Dermatology Practical & Conceptual

Melanoma arising in a giant nevus spilus maculosus

…7. 3. Vidaurri-de la Cruz H, Happle R. Two distinct types of speckled lentiginous nevi characterized by macular versus papular speckles. Dermatology 2006;212(1):53-8. 4. Happle R. Speckled lentiginous naevus: which of the two disorders do you mean?…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Invasion by Neoplastic Cells?

…ubcutaneous fat), as invasive, but neoplastic melanocytes of a Spitz nevus positioned in the dermis or subcutaneous fat, as well as in the epidermis, never are designated invasive (even though neoplastic melanocytes of some Spitz nevi grow much faste…