Eczema and the Spongiotic Dermatoses: A Histologic and Pathogenic Update
The spongiotic dermatoses including eczema and its clinicopathologic variants are capable of presenting in a variety of clinical guises and are pathologically defined by the presence of epithelial intercellular edema that may rarely form blisters.
Merkel Cell Carcinoma: A Clinical, Histopathologic, and Immunohistochemical Review
Merkel cell carcinoma is a rare aggressive neoplasm, with about 400 cases diagnosed in the United States each year. Among the cutaneous derived neoplasms, it is the most deadliest, with a higher mortality rate than melanoma.
Histopathology of Cutaneous Squamous Cell Carcinoma and its Variants
Squamous cell carcinoma is the second most common type of skin cancer, causing approximately 2,500 deaths in the United States each year.
Sebaceous Carcinoma and the T-Antigen
SEBACEOUS CARCINOMAS (SC) is an uncommon neoplasm differentiating toward adnexal epithelium of sebaceous glands.
Oncocytic Metaplasia Occurring in Melanoma
ONCOCYTIC METAPLASIA, sometimes referred to as oncocytosis or oncocytic differentiation, is a cellular change histologically characterized by the presence of finely granular eosinophilic cytoplasm resulting from an increased number of mitochondria.