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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…

Therapeutic Strategies in Dermatology

Appendigeal Tumors: Overview

…ors may arise from the cutaneous adnexa (hair follicles, sweat glands, and sebaceous glands). First Steps A biopsy is usually necessary to establish the diagnosis, except for syringomas. Surgical or laser therapy is the only available alternative in…

Therapeutic Strategies in Dermatology

Seborrheic Dermatitis: Key Points

…matitis is a chronic intermittent rash affecting areas rich in sebaceous glands, and is marked by an erythematous papular or macular eruption often with greasy yellow scale, sometimes accompanied by pruritus. It can be limited to the scalp (a.k.a. da…

Therapeutic Strategies in Dermatology

Rosacea: Subtypes of Rosacea and Their Treatment

…irregular skin texture, edema, hypertrophy and hyperplasia of sebaceous glands, connective tissue, and vascular bed of the nose (rhinophyma). These changes can also be seen on the chin (gnathophyma), ears (otophyma), forehead (metophyma), and eyelid…

Therapeutic Strategies in Dermatology

Seborrheic Dermatitis: Principles of Seborrheic Dermatitis Management

…infancy and before adolescence is rare (owing to inactivity of sebaceous glands). In contrast, tinea capitis is common in this age group. The presence of various degrees of hair loss is suggestive of tinea capitis. A fungal culture and/or scraping sh…

Therapeutic Strategies in Dermatology

Cheilitis Granulomatosa: Overview

Melkersson- Rosenthal Syndrome Cheilitis granulomatosa is sudden onset of swelling of the lips which progresses to chronic enlargement. The Melkersson-Rosenthal syndrome diagnosis is made when lip enlargement is accompanied by facial paralysis or pa…

Therapeutic Strategies in Dermatology

Seborrheic Dermatitis: Initial Evaluation

Initial Evaluation Erythematous, scaly, oily-looking patches on the face (nasolabial folds, medial cheeks, chin, glabella, forehead) and thick crust on the scalp are typical affected areas. Seborrheic dermatitis can also present…

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…

Therapeutic Strategies in Dermatology

Hidradenitis Suppurativa: Key Points

Hidradenitis suppurativa (HS) is a chronic inflammatory process affecting skin bearing apocrine glands; the groin, axillae, and inframammary areas are typically involved. The classic lesions of HS include cysts, nodules, sinus tracts, and inflamed…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eccrine, Apocrine, and Apoeccrine Sweat Glands?

…Physiol 1987;252:R166-R180. “There are also mixed sweat glands called apoeccrine glands, which are primarily found in axillary and perianal areas. Their role in the pathophysiology of focal hyperhidrosis is unknown, although in some patients t…

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