Therapeutic Strategies in Dermatology

Allergic Contact Dermatitis: Initial Evaluation

Initial Evaluation The presentation of allergic contact dermatitis may range from mild edema, erythema, or eczematous papules and plaques, to bright erythema with vesicles, bullae, and crusting; less e…

Therapeutic Strategies in Dermatology

Atopic Dermatitis: Initial Evaluation

Initial Evaluation Erythematous, scaly, excoriated symmetric plaques on the face, with sparing of the nasal tip. Face and neck involvement is common. Other body areas can be affected with more erythema or more…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…ebaceous units (“hairy palm sign”). Figure 3.23 Lichenification as occurs in lichen simplex chronicus and prurigo nodularis. Lichenification results from persistent, prolonged, vigorous rubbing of skin. Classic examples of lichenificat…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Atopic Dermatitis?

“In America, some of the designations employed [for atopic dermatitis] are: ‘pruritus with lichenification,’ ‘allergic eczema,’ ‘atopic eczema,’ ‘hay fever eczema,’ ‘flexural eczema,&#821…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen simplex chronicus/Prurigo nodularis/Picker’s nodule/Erosions/Ulcers

…itis, neurodermatitis circumscripta, lichen simplex, secondary lichenification) Prurigo nodularis (nodular lichenification) Erosions and ulcers (neurotic excoriations) Presentation stereotypical Age and sex Any age and both sexes Distribution of les…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Primary and Secondary Lesions?

“Some of the appearances observed in cutaneous diseases are caused directly by the deposition of morbid products in the skin. These bear the name of Primary symptoms or eruptions, Efflorescentiae cutaneae primariae. But these eruptions often…

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…

Dermatology Practical & Conceptual

Notalgia paresthetica: the unreachable itch

Abstract Background: Notalgia paresthetica (NP) is a very common, under-recognized condition characterized by pruritus in a unilateral, dermatomal distribution in the mid-back. Chronic pruritus is sometimes accompanied by pain, paresthesias, or alte…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Xerosis, Asteatosis, Asteatotic Eczema, Eczema Craquelé, and Dry Skin?

“Asteatosis Synonyms: Xerosis. Ger asteatose; Fr ast√©atose Definition: Asteatosis is that condition of the skin in which there is absolute or relative deficiency of the sebaceous secretion.” Ormsby OS, Montgomery H. Diseases of the app…