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A Clinical Atlas of 101 Common Skin Diseases

Allergic (Leukocytoclastic) Vasculitis

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A systemic inflammatory process involving venules by deposits of fibrin within their wall in conjunction with neutrophils and nuclear “dust” of neutrophils in the dermis and, at times, the subcutaneous fat.

A Clinical Atlas of 101 Common Skin Diseases

Livedo Vasculitis and Livedo Reticularis

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A type of small-vessel vasculitis (venulitis) of the skin, occurring especially in the vicinity of the ankle, characterized at first by purpuric macules and patches that, in time, may become hemorrhagic blisters that ulcerate and heal with white, stellate scars (atrophie blanche).

A Clinical Atlas of 101 Common Skin Diseases

Nodular Vasculitis

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An arteritis in the subcutaneous fat manifested clinically at first by one or more red nodules that, in time, become ulcerated and heal with scars, usually on the posterior aspect of the legs of short, thick-legged women.

A Clinical Atlas of 101 Common Skin Diseases

Septic Vasculitis

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A small-vessel vasculitis characterized clinically by vesiculopustules on an erythematous base, purpuric macules and papules, and hemorrhagic bullae, and histopathologically by thrombi within venules, a consequence of sepsis.

A Clinical Atlas of 101 Common Skin Diseases

Allergic (Leukocytoclastic) Vasculitis

…cal manifestations are urticarial papules, purpuric macules, papules, pustules, vesicles, and bullae, ulcers, and scars. The effects of the vasculitis on other organs are expressed variously, e.g., by gastrointestinal pain, hematuria, and arthritis….

A Clinical Atlas of 101 Common Skin Diseases

Livedo Vasculitis and Livedo Reticularis

A type of small-vessel vasculitis (venulitis) of the skin, occurring especially in the vicinity of the ankle, characterized at first by purpuric macules and patches that, in time, may become hemorrhagic blisters that ulcerate and heal with white, st…

A Clinical Atlas of 101 Common Skin Diseases

Septic Vasculitis

A small-vessel vasculitis characterized clinically by vesiculopustules on an erythematous base, purpuric macules and papules, and hemorrhagic bullae, and histopathologically by thrombi within venules, a consequence of sepsis….

A Clinical Atlas of 101 Common Skin Diseases

Nodular Vasculitis

An arteritis in the subcutaneous fat manifested clinically at first by one or more red nodules that, in time, become ulcerated and heal with scars, usually on the posterior aspect of the legs of short, thick-legged women. No cause is usually found,…

Therapeutic Strategies in Dermatology

Leukocytoclastic Vasculitis

An arteritis in the subcutaneous fat manifested clinically at first by one or more red nodules that, in time, become ulcerated and heal with scars, usually on the posterior aspect of the legs of short, thick-legged women. No cause is usually found,…

Therapeutic Strategies in Dermatology

Livedo Vasculitis/Livedo Reticularis/Atrophie Blanche

An arteritis in the subcutaneous fat manifested clinically at first by one or more red nodules that, in time, become ulcerated and heal with scars, usually on the posterior aspect of the legs of short, thick-legged women. No cause is usually found,…

Therapeutic Strategies in Dermatology

Leukocytoclastic Vasculitis: Key Points

Key Points Leukocytoclastic vasculitis (LCV) represents inflammation of small vessels in the skin stemming from immune complex deposition. Clinically, LCV presents with an eruption of palpable monomorphous purpuric papules, which may have central v…

Therapeutic Strategies in Dermatology

Livedo Vasculitis/Livedo Reticularis/Atrophie Blanche: Overview

Atrophie Blanche, Livedoid Vasculitis – Segmental, and Hyalinizing Vasculitis – Summer/Winter Ulcerations This group of terms applies to a condition affecting primarily the lower extremities resulting in ulceration. Affected patients are…

Therapeutic Strategies in Dermatology

Dermatomyositis: Overview

…a more fulminant course, complicated by systemic necrotizing vasculitis. In addition, dermatomyositis followed by extensive calcinosis cutis is more common in children. The initial discussion is directed to the therapy of patients with muscle involv…

Therapeutic Strategies in Dermatology

Erythema Elevatum Diutinum: Key Points

…a elevatum diutinum (EED) is a rare chronic form of fibrosing vasculitis. Firm, red to brown or violaceous nodular lesions developing over joints of the elbows, knees, hands, and feet, often in a symmetric pattern, is the hallmark cutaneous lesion. E…

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