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A Clinical Atlas of 101 Common Skin Diseases

Dermatofibroma

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An inflammatory process that develops secondary to trauma, usually in the form of a penetrating injury or rupture of a follicle, and that proceeds through stages of granulation tissue with numerous extravasated erythrocytes, granulomatous inflammation, and fibrosis.

A Clinical Atlas of 101 Common Skin Diseases

Dermatofibrosarcoma Protuberans

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A malignant nonepithelial neoplasm (a sarcoma) presumably of perineural fibrocytes that presents itself usually on the trunk, but sometimes elsewhere, such as the extremities, face, and scalp.

A Clinical Atlas of 101 Common Skin Diseases

Erythema Annulare Centrifugum

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An inflammatory disease characterized by lesions with arcuate, annular, and serpiginous outlines and by collarettes of scale on the inner margin of lesions that extend outward in centrifugal fashion, disappearing in months as a rule in the absence of treatment.

A Clinical Atlas of 101 Common Skin Diseases

Erythema Multiforme

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An inflammatory process that tends to involve mucous membranes, as well as skin, and of the latter the acra especially.

A Clinical Atlas of 101 Common Skin Diseases

Erythema Nodosum

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An inflammatory process, i.e., a panniculitis, marked by tender erythematous plaques, nodules, or tumors (or combinations thereof) that usually affect the anterior aspect of the legs and, less often, the arms, and induced by processes, in an organ other than the skin, as dissimilar as sarcoidosis, Crohn’s disease, and histoplasmosis.

A Clinical Atlas of 101 Common Skin Diseases

Granuloma Annulare

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An inflammatory, i.e., granulomatous, process that usually takes the form of papules which in constellation often assume annular, arcuate, and serpiginous shapes.

A Clinical Atlas of 101 Common Skin Diseases

Lupus Erythematosus

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An inflammatory process that expresses itself in the skin in protean ways that are variations on a basic pathologic theme, and includes evanescent patches on the face (“butterfly blush”), scaly papules and plaques that resolve with atrophy and hyperpigmentation (classic discoid lupus erythematosus), arcuate, annular, and serpiginous lesions (subacute cutaneous lupus erythematosus), nonscaling plaques (tumid lupus erythematosus), subcutaneous nodules (lupus profundus), and blisters (bullous lupus erythematosus).

A Clinical Atlas of 101 Common Skin Diseases

Neurofibromatosis

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A constellation of lesions that represent disorders of melanocytes (e.g., axillary "freckles" and café au lait "spots") and of proliferations of Schwann cells (e.g., papules, nodules, and tumors of neurofibroma).

A Clinical Atlas of 101 Common Skin Diseases

Pruritic Urticarial Papules and Plaques of Pregnancy

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An inflammatory process in pregnant women near term that consists of urticarial papules and plaques, especially on the trunk and particularly in association with lesions of striae atrophicantes, the lesions disappearing shortly after parturition.

A Clinical Atlas of 101 Common Skin Diseases

Erythema Annulare Centrifugum

…An inflammatory disease characterized by lesions with arcuate, annular, and serpiginous outlines and by collarettes of scale on the inner margin of lesions that extend outward in centrifugal fashion, disappearing in months as a rule in the absence of…

A Clinical Atlas of 101 Common Skin Diseases

Erythema Multiforme

…s that tends to involve mucous membranes, as well as skin, and of the latter the acra especially. The stereotypical presentation is lesions composed of concentric rings (“iris” and “target” type). The condition varies greatly…

A Clinical Atlas of 101 Common Skin Diseases

Erythema Nodosum

…n inflammatory process, i.e., a panniculitis, marked by tender erythematous plaques, nodules, or tumors (or combinations thereof) that usually affect the anterior aspect of the legs and, less often, the arms, and induced by processes, in an organ oth…

Therapeutic Strategies in Dermatology

Erythema Multiforme

…n inflammatory process, i.e., a panniculitis, marked by tender erythematous plaques, nodules, or tumors (or combinations thereof) that usually affect the anterior aspect of the legs and, less often, the arms, and induced by processes, in an organ oth…

Therapeutic Strategies in Dermatology

Erythema Elevatum Diutinum

…n inflammatory process, i.e., a panniculitis, marked by tender erythematous plaques, nodules, or tumors (or combinations thereof) that usually affect the anterior aspect of the legs and, less often, the arms, and induced by processes, in an organ oth…

Therapeutic Strategies in Dermatology

Erythema Nodosum

…n inflammatory process, i.e., a panniculitis, marked by tender erythematous plaques, nodules, or tumors (or combinations thereof) that usually affect the anterior aspect of the legs and, less often, the arms, and induced by processes, in an organ oth…

Therapeutic Strategies in Dermatology

Erythema Annulare Centrifugum

…n inflammatory process, i.e., a panniculitis, marked by tender erythematous plaques, nodules, or tumors (or combinations thereof) that usually affect the anterior aspect of the legs and, less often, the arms, and induced by processes, in an organ oth…

Therapeutic Strategies in Dermatology

Erythema Annulare Centrifugum: Overview

…scale. This discussion does not apply to the following members of the erythema group: erythema gyratum repens, which is a rare form almost universally associated with internal malignancy; erythema chronicum migrans, which is the primary stage of Lyme…

Therapeutic Strategies in Dermatology

Erythema Multiforme: Key Points

…ons, and requires hospitalization. Introduction The presence of annular lesions, often acrally distributed, with a central target or bulla, is characteristic of erythema multiforme (EM). True target lesions are tri-partite and consist of sharply ma…

Therapeutic Strategies in Dermatology

Vascular Birthmarks: Key Points

…y common, typically benign vascular birthmarks that present in infancy with a wide spectrum of clinical presentations. Recent changes in the classification now restrict the term hemangioma to describe hemangioma of infancy, a benign, self-involuting,…

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