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A Clinical Atlas of 101 Common Skin Diseases

Sebaceous Gland Hyperplasia

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An enlargement of normal pre-existing sebaceous lobules on the face, the forehead, cheeks, and nose in particular, that results in lesions seen clinically to consist of a rim of yellow papules around a central dell that represents a dilated ostium of a follicle.

A Clinical Atlas of 101 Common Skin Diseases

Sebaceous Gland Hyperplasia

An enlargement of normal pre-existing sebaceous lobules on the face, the forehead, cheeks, and nose in particular, that results in lesions seen clinically to consist of a rim of yellow papules around a central dell that represents a dilated ostium o…

A Clinical Atlas of 101 Common Skin Diseases

Cysts and Cystic Hamartomas

Papules, nodules, and tumors that, on gross examination, are usually skin colored and, on histopathologic examination, consist of an epithelium-lined sac that contains fluid, cells, or both in the case of true cysts and of cysts that are associated…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Breast a Sweat Gland?

“The breast is a modified sweat gland covered by skin and subcutaneous tissue.” Rosai J. The breast. In: Ackerman’s Surgical Pathology. 7th ed. St. Louis, MO: CV Mosby, 1989:1193. “The mammary glands are modified swat gla…

Therapeutic Strategies in Dermatology

Granuloma Annulare: Overview

Overview The pathogenesis of granuloma annulare is not known and, for this reason, therapy is empiric. The effectiveness of therapy of granuloma annulare (GA) may be difficult to gauge because spontaneous resolution of individual lesions or the enti…

Therapeutic Strategies in Dermatology

Xerosis: Overview

Overview Xerosis can reflect an inherited tendency toward dry skin as it is seen as a part of the atopic diathesis, or it can occur in normal individuals as a consequence of frequent bathing with excessively hot water and harsh soaps and/or after pr…

Therapeutic Strategies in Dermatology

Extramammary Paget’s/Paget’s Disease: Overview

Overview The diagnosis of Paget’s disease or extramammary Paget’s is made when Paget cells are identified in histopathologic specimens from involved skin. The term Paget’s disease is used when the cutaneous lesion is identified inv…

A Clinical Atlas of 101 Common Skin Diseases

Mammary Paget’s

Mammary Paget’s disease is an apocrine carcinoma that begins in mammary glands and extends along lactiferous ducts to the epidermis where it is seen clinically as a scaly, crusted, or eroded plaque on the nipple or areola of women mostly, and…

A Clinical Atlas of 101 Common Skin Diseases

Preface

What prompted the undertaking of this pocket atlas of dermatology? The reasons were several and varied, among them the following: 1. ¬†Pictures are and always have been an extraordinarily valuable vehicle in the study of clinical dermatology. The fir…

A Clinical Atlas of 101 Common Skin Diseases

Histiocytosis X

A proliferation of abnormal Langerhans’ cells that may affect internal organs, e.g., the spleen, liver, and bone, sometimes with fatal outcome, as well as the skin, where lesions usually manifest themselves as purpuric papules or ulcers that m…

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