Histologic Diagnosis of Inflammatory Skin Diseases

The Algorithmic Method

An algorithm is a method for calculation based on logical thought and orderly sequence, one that can be utilized for diagnosis of diseases of all kinds, including inflammatory ones of the skin. Once a disorder of the skin and/or subcutaneous fat has…

Histologic Diagnosis of Inflammatory Skin Diseases

Identification of Basic Patterns: Skin: Perivascular Dermatitis

See Figs. 5.16 A&B, 5.17 A&B, 5.18 A&B, 5.19 A&B, 5.20 A&B, 5.21 A&B, and 5.22 A&B Figure 5.16 A. Perivascular dermatitis, perivascular only, superficial. B. Perivascular dermatitis, perivascular only, superficial and…

Histologic Diagnosis of Inflammatory Skin Diseases

Leprosy

Leprosy Synonyms Hansen’s disease Lepra Presentation stereotypical Age and sex Young adults of both sexes who live in endemic areas Distribution of lesions Localized in indeterminate and tuberculoid types; widespread and symmetrical in lepro…

Histologic Diagnosis of Inflammatory Skin Diseases

Pattern Analysis in Historical Perspective

In 1963, the year that one of us (A.B.A.) began a residency in dermatology, Walter Lever’s textbook, Histopathology of the Skin, was in its third edition and was deemed, universally, to be “the bible” of dermatopathology. To a firs…

Histologic Diagnosis of Inflammatory Skin Diseases

Core Resources

…he diagnosis and treatment of skin diseases Spotlight on Rosacea Differential Diagnosis in Dermatopathology Clinical Case Studies Our comprehensive guide to rosacea by A. Bernard Ackerman, M.D. Contrasting pairs of diseases to reveal clinica…

Histologic Diagnosis of Inflammatory Skin Diseases

Infundibulofolliculitis, disseminate and recurrent

Infundibulofolliculitis, disseminate and recurrent Presentation stereotypical Age and sex Young Africans and African-Americans, especially men Distribution of lesions Widespread Arrangement of lesions Scattered and discrete; equidistant from one ano…

Clinical Case Studies

Rhinophyma with Basal Cell Carcinoma

INITIAL PRESENTATION An 83-year-old Greek male presented with pronounced central facial telangiectases, hypertrophy of the sebaceous skin of the nose resulting in a bulbous nasal tip appearance, and a growing nodule on the right nasal dorsum. (Figur…

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…

Overlap between the faces

Overlap between the faces

It is important to note that many of the morphologies may be seen in overlap. Facial erythema may be seen in almost all of the forms of rosacea. Combination strategies may be required to address overlap features of rosacea….