Search Results for: schonlein-henoch purpura vasculitis

Histologic Diagnosis of Inflammatory Skin Diseases

Bullous pemphigoid

…d, at other times, by serpiginous configuration of plaques. Moreover, there are no lesions made up of concentric rings or of purpura as manifested by dusky erythema. Findings histopathologic Early (urticarial) Perivascular and interstitial…

Histologic Diagnosis of Inflammatory Skin Diseases

Atheroemboli

…Purpuric macules, including splinter hemorrhages, livedo reticularis, and ulceration Differential diagnosis clinical Livedo vasculitis usually is bilateral and displays signs of infarction, including hemorrhagic blisters early and white scars…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen sclerosus et atrophicus

…macules become white papules that often progress to whitish plaques associated often with telangiectasias and sometimes with purpura; resolving as white atrophic patches. Variations clinical Balanitis xerotica obliterans is lichen sclerosus et…

Histologic Diagnosis of Inflammatory Skin Diseases

Cytomegalic inclusion disease

…s, and papules that come into being by the addition of slight edema and a moderately dense infiltrate of inflammatory cells. Purpura results from extravasation of erythrocytes in the dermis. Differential diagnosis histopathologic None exists….

Differential Diagnosis in Dermatopathology

Lichen planus vs. Lichenoid discoid lupus erythematosus

…olves the legs especially with purpuric macules and subtle papules (Schamberg’s disease), lichenoid papules (lichenoid purpura of Gougerot-Blum), and scaly papules (eczematid-like purpura of Doucas and Kapetanakis), all of which seem to be…

Differential Diagnosis in Dermatopathology

Discussions

…s lichen planus and discoid lupus erythematosus (for example, lichenoid photodermatitis, lichenoid drug eruptions, lichenoid purpura of Gougerot and Blum, and lichen planus-like keratosis), only lichenoid discoid lupus erythematosus is typified by a…

What is your diagnosis? A solitary purple papule on the arm

What is your diagnosis? A solitary purple papule on the arm

The patient A 54-year-old woman with immune thrombocytopenic purpura (ITP) referred to our dermatology department with a three-week-history of a purple-colored lesion on her right arm. The patient was on treatment with oral prednisone at 20 mg/day…

Differential Diagnosis in Dermatopathology

Images

…Lichenoid purpura (of Gougerot and Blum) Mycosis fungoides (plaque stage)…