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A Clinical Atlas of 101 Common Skin Diseases

Deep Fungal Infections

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Cutaneous and subcutaneous lesions, usually nodules, that have become keratotic, crusted, and ulcerated as a consequence of infection by a variety of deep fungi, i.e., fungi situated in the dermis and subcutis, some of which may be disseminated to other organs.

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

…yellowish plaque situated usually on the scalp. The condition may present itself as a solitary lesion or as multiple lesions that follow Blaschko’s lines and, when systematized, is almost always associated with other congenital abnormalities….

A Clinical Atlas of 101 Common Skin Diseases

Deep Fungal Infections

…d subcutaneous lesions, usually nodules, that have become keratotic, crusted, and ulcerated as a consequence of infection by a variety of deep fungi, i.e., fungi situated in the dermis and subcutis, some of which may be disseminated to other organs….

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 colo…

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

Vascular Birthmarks: Key Points

…n persist throughout life. Most are benign lesions, such as a nevus simplex (a.k.a. salmon patch) or a port-wine stain. However, some represent a manifestation of a syndrome with extracutaneous involvement or may be symptomatic lesions with deep subc…

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, mostly…

Therapeutic Strategies in Dermatology

Syphilis (Lues): Key Points

…length, or more than 1 year’s duration; neurosyphilis; congenital syphilis; and syphilis infection in association with HIV infection. When a diagnosis of syphilis is made, evaluation for other STDs and treatment of potentially infected contact…

Therapeutic Strategies in Dermatology

Facial Melanosis, Melasma: Initial Evaluation

…rential diagnosis Photoallergic / phototoxic contact dermatitis Melanosis of Riehl’s (likely a photo-distributed contact dermatitis) Nevus of Ota, Nevus of Hori (mainly in Asians) Post-inflammatory hyperpigmentation…

Therapeutic Strategies in Dermatology

Erythema Annulare Centrifugum: Overview

…supportive. Gyrate erythemas are divided into superficial and deep types, the superficial types having the classic annular morphology and the “trailing” scale. The deep type are usually “urticarial” lesions, with no scale. Thi…

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