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Histologic Diagnosis of Inflammatory Skin Diseases

Rheumatoid nodule

Rheumatoid nodule Presentation stereotypical Age and sex Children and adults, more often females Distribution of lesions Near joints, especially elbows, and along bony structures, particularly extensor surfaces of forearms Individual lesions Nodules…

A Clinical Atlas of 101 Common Skin Diseases


…. A patch may become a plaque or upon it may develop a papule, nodule, or tumor. A papule may develop into a nodule or tumor. The surface of an elevated lesion of melanoma tends to be uneven. When a melanoma is no longer flat, it has capability to me…

Therapeutic Strategies in Dermatology

Melanoma: Key Points

Key Points The therapy of malignant melanoma is determined by the histopathologic features (primarily tumor thickness, ulceration, regression, and mitotic index), by the location of the tumor, by the presence of regional or distant metastases and b…

Therapeutic Strategies in Dermatology

Keloids and Hypertrophic Scars: Clinical Cases

Clinical Cases Case 1 16-year-old healthy male Past medical history includes nodulocystic acne with scarring Presents for management of acne scarring Initial evaluation Healthy-appearing male Firm, raised, indurated papular and linear plaques…

Therapeutic Strategies in Dermatology

Porokeratosis: Overview

Overview The etiology of this disorder is unknown and therapy is empiric. Treatment First steps Topical 5-fluorouracil (5-FU) 5% cream applied once or twice daily to lesions, until the epidermis desquamates and a crust forms, will often resolve sup…

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