Search Results for: clark-like nevus

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A Clinical Atlas of 101 Common Skin Diseases

Nevus Sebaceus

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A hamartoma of epidermis, epithelial structures of adnexa, and presumably dermal elements, typified, when fully formed, by a papillated or verrucous yellowish plaque situated usually on the scalp.

A Clinical Atlas of 101 Common Skin Diseases

Nevus Sebaceus

A hamartoma of epidermis, epithelial structures of adnexa, and presumably dermal elements, typified, when fully formed, by a papillated or verrucous yellowish plaque situated usually on the scalp. The condition may present itself as a solitary…

A Clinical Atlas of 101 Common Skin Diseases

Melanocytic Nevi and Melanotic Macules

Hamartomas (“congenital” melanocytic nevi) and benign neoplasms (“acquired” melanocytic nevi) of various specific types, all of which are composed of abnormal melanocytes and manifested clinically as lesions of different…

A Clinical Atlas of 101 Common Skin Diseases

Epidermal Nevi

…Epidermal nevi are hamartomas in which the epidermis is abnormal, being hyperkeratotic, and in which lesions are aligned along Blaschko’s lines….

Therapeutic Strategies in Dermatology

Melanoma: Key Points

…ly detectable nodal metastases confirmed pathologically. Table 2. Depth of melanoma invasion based on histopathologic level (Clark’s level) Clark’s Level Level of invasion I Lesion involves only epidermis (in situ) II Invasion of…

A Clinical Atlas of 101 Common Skin Diseases

Melanoma

A malignant neoplasm of melanocytes that, in the skin, begins as a macule and may become a patch or a papule. A flat lesion of melanoma tends to be asymmetrical, poorly circumscribed with a scalloped, jagged, or notched border, and variegate,…

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

Melanoma: Treatment

…biopsy is highly recommended when possible. The pathology report must include the excision margins, the tumor thickness, the Clark’s level, presence of ulceration, mitotic index, the presence of regression, growth phase (horizontal and/or…

Therapeutic Strategies in Dermatology

Facial Melanosis, Melasma: Initial Evaluation

…Central facial involvement is most common but mandibular involvement may also occur. Differential diagnosis Photoallergic / phototoxic contact dermatitis Melanosis of Riehl’s (likely a photo-distributed contact dermatitis) Nevus of Ota, Nevus

Therapeutic Strategies in Dermatology

Pyoderma Gangrenosum: Key Points

…ggered or exacerbated by minimal trauma. PG is a diagnosis of exclusion; inflammatory and infectious conditions may mimic PG-like ulcers. PG may occur in association with an underlying systemic disorder. Treatment of PG requires both management of…

Therapeutic Strategies in Dermatology

Pemphigus Foliaceus, Pemphigus Erythematosus: Overview

…d be tolerated, as chronic effects of therapy may be more dangerous than the disease. Pemphigus erythematosus may be treated like pemphigus foliaceus. Treatment First Steps, Limited Disease Apply a superpotent topical steroid cream twice daily for…

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