Abstract This chapter reviews both superficial and deep forms of folliculitis as well as disorders of follicular keratinization and the follicular occlusion tetrad (acne conglobata, hidradenitis suppurativa, dissecting cellulitis, and…
Abstract Rosacea is a common chronic facial dermatosis, most often affecting individuals with lighter skin phototypes and first appearing during middle age. Proposed pathomechanisms include abnormal cutaneous innate immune responses…
Abstract Inherited epidermolysis bullosa (EB) represents a group of genetic disorders characterized by mechanically fragile skin with a propensity to develop blisters and/or erosions. EB simplex, junctional EB, dystrophic EB…
Abstract Acne vulgaris is one of the skin disorders most frequently encountered by dermatologists as well as primary care providers. It is especially common in adolescents but also occurs in…
Abstract A wide variety of conditions can cause vesicles, pustules, bullae, erosions, and ulcerations during the newborn period and infancy. Accurate and prompt diagnosis is important because some of the…
Abstract Sudoriferous glands, i.e. sweat glands, lie within the dermis and subcutaneous fat. There are two types of sweat glands: eccrine and apocrine. Eccrine sweat glands represent the vast majority…
Abstract Autoantibody testing is integral to the clinical evaluation of suspected autoimmune connective tissue disease as it aids in disease classification and can sometimes be used to follow disease activity….
Abstract Dermatitis herpetiformis (DH) is a cutaneous manifestation of gluten sensitivity. Although over 90% of DH patients have evidence of a gluten-sensitive enteropathy, only about 20% have intestinal symptoms of…
Abstract Bullous pemphigoid (BP), mucous membrane pemphigoid (MMP), and epidermolysis bullosa acquisita (EBA) are autoimmune blistering diseases of the skin and mucosae that are associated with autoantibodies directed against components…
Abstract Vesiculobullous diseases of the skin encompass a wide range of entities, from autoimmune bullous diseases to inherited blistering disorders, and these entities are discussed in previous chapters. This chapter…
