Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eccrine, Apocrine, and Apoeccrine Sweat Glands?

“Evidence is presented that in adult human axillae there exists a third type of sweat gland tentatively designated as the apoeccrine sweat gland. This type of gland shows a segmental or diffuse apocrinelike dilatation of its secretory tubule…

Histologic Diagnosis of Inflammatory Skin Diseases

Erysipelas

Erysipelas Synonyms St. Anthony’s fire Ignis sacer Erysipele Erysipela Presentation stereotypical Age and sex Any age and either sex, but with a predilection for older persons with diabetes, peripheral vascular disease, and abuse of alcohol…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Common Baldness—an Inflammatory Disease?

“The results also show that inflammation in MPA [male pattern alopecia] is a relatively consistent finding and that, although often insignificant, this frequently leads to an inflammatory folliculitis, perifollicular fibrosis, and unusually…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

Images 10.36.1A: Diffuse dermatitis, mixed-cell, and pseudocarcinomatous proliferation of keratocytes + 10.36.1B: Amphophilic ovoid bodies in the cytoplasm of infundibular keratocytes = Milker’s nodule Changes identical with these a…

Clinical Case Studies

Progressive Ascending Telangiectasia

INITIAL PRESENTATION A 49-year-old white female presented with widespread diffuse blue vessels on her lower extremities. The vessels appeared suddenly, 16 years after the birth of her third child. The vessels started on the feet and ankles, and pr…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eczema?

“Eczema is that which looks like eczema.” Hebra F. Kaposi M. Lehrbuch der Hautkrankheiten. Bd, 2. Aufl. Erlangen: Enke, 1874:403-93. “In Anglo-American usage, the term dermatitis is being used increasingly for all these conditi…