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A Clinical Atlas of 101 Common Skin Diseases

Dermatofibroma

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An inflammatory process that develops secondary to trauma, usually in the form of a penetrating injury or rupture of a follicle, and that proceeds through stages of granulation tissue with numerous extravasated erythrocytes, granulomatous inflammation, and fibrosis.

A Clinical Atlas of 101 Common Skin Diseases

Dermatofibrosarcoma Protuberans

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A malignant nonepithelial neoplasm (a sarcoma) presumably of perineural fibrocytes that presents itself usually on the trunk, but sometimes elsewhere, such as the extremities, face, and scalp.

A Clinical Atlas of 101 Common Skin Diseases

Neurofibromatosis

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A constellation of lesions that represent disorders of melanocytes (e.g., axillary "freckles" and café au lait "spots") and of proliferations of Schwann cells (e.g., papules, nodules, and tumors of neurofibroma).

A Clinical Atlas of 101 Common Skin Diseases

Pruritic Urticarial Papules and Plaques of Pregnancy

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An inflammatory process in pregnant women near term that consists of urticarial papules and plaques, especially on the trunk and particularly in association with lesions of striae atrophicantes, the lesions disappearing shortly after parturition.

Therapeutic Strategies in Dermatology

Appendigeal Tumors: Overview

…ne hidrocystomas may occasionally be controlled by application of topical atropine 2% in petrolatum twice a day. Pitfalls In some cases the pathologic interpretation of adnexal tumors may be difficult and their biologic behavior hard to predict. Cer…

Therapeutic Strategies in Dermatology

Warts: Treatment

…age 11-12 has been recommended by the CDC. Only the treatment of external genital warts (EGWs) and perianal condylomata are discussed here. First steps Cryotherapy is effective, especially if the number of lesions is small, and they are of moderate…

Therapeutic Strategies in Dermatology

Actinic Keratosis (a.k.a. Solar Keratosis): Key Points

…, ill-defined papules on sun-exposed areas. A small percentage of AKs may progress to non-melanoma skin cancer (NMSC) over a lifetime. Therapy is determined by anatomic location and number of lesions. Introduction Actinic keratoses (AKs) typically p…

Therapeutic Strategies in Dermatology

Acne Vulgaris: Key Points

…sease, acne can have significant impact on a patient’s quality of life, including physical & psychological scars. Distribution, number, and severity of lesions (especially scarring) should influence the approach to acne treatment. Expert consensu…

Therapeutic Strategies in Dermatology

Superficial Fungal Infections: Therapy: Tinea capitis

…Black-dot (non-inflammatory) tinea capitis: Involvement of hair shaft without clinical inflammation of the scalp. Diagnosis: clinical + mycological examination. Differential diagnosis For the minimally inflammatory scaly tinea capitis include…

Therapeutic Strategies in Dermatology

Superficial Fungal Infections: Therapy: Tinea versicolor

…atients using it longer than 2-4 weeks. Men should be informed of the potential of reversible decreased libido. Many patients referred to dermatologists for resistant tinea versicolor (TV) have only persistent hypopigmentation. KOH examination of sca…

Therapeutic Strategies in Dermatology

Folliculitis (including pseudofolliculitis barbae): Treatment

…d transmittance within the family and/or recurrences. The skin of the buttocks is particularly susceptible to recurrent episodes of folliculitis, primarily due to friction. The frequency of such episodes can be decreased with the wearing of loose-fit…

Therapeutic Strategies in Dermatology

Herpes Simplex: Treatment

…odrome and be patient initiated. Topical acyclovir ointment is of almost no benefit in this setting. Pitfalls Failure to adjust the acyclovir dose for decreased renal function can lead to side effects, especially when high-dose intravenous acyclovi…

Therapeutic Strategies in Dermatology

Dermatomyositis: Overview

Overview Patients with dermatomyositis (DM) often have multisystem involvement and therefore require a multidisciplinary approach. Consultation with a rheumatologist is strongly encouraged. A subset of patients will have only skin disease (amyopathi…

Therapeutic Strategies in Dermatology

Pediculosis (Lice): Initial Evaluation

…this image) or maculae ceruleans (slate-blue macules) on areas of skin that come in contact with the hair. The eggs of head lice are highly monomorphous ovoid structures that are firmly attached to the hair shaft via a white concretion such that t…

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