Search Results for: scars

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ration, granulomatous inflammation, and extensive fibroplasia, the latter manifested clinically as a scar. The appearance of scars that follow on suppurative infundibulitis of acne vulgaris varies; it ranging from “ice pick” atrophic…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Diabetic Dermopathy?

…s as a result of trauma external to skin that overlies anterior tibiae, and those lesions heal with atrophic, hyperpigmented scars that, on examination histopathologic, are seen to consist of sclerosis accompanied by dilated venules in the upper…

Histologic Diagnosis of Inflammatory Skin Diseases

Epidermolysis bullosa simplex

…llosa (see Variations clinical) Individual lesions Bullae, erosions Course Individual lesions heal in weeks, usually without scars; process persists for a lifetime. No association with mental retardation in most expressions of it Variations clinical…

Histologic Diagnosis of Inflammatory Skin Diseases

Junctional epidermolysis bullosa

…nulation tissue, unlike the situation in junctional epidermolysis bullosa. Dystrophic epidermolysis bullosa heals with white scars that take the form of papules (albopapuloid) and with milia, findings not present in junctional epidermolysis bullosa….

Differential Diagnosis in Dermatopathology

Discussions

…on rupture, became inflamed. When the inflammatory process is florid, it may eventuate, in years, in pitted or hypertrophic scars or in tenacious sinus tracts of “acne conglobata.” Comedones traditionally have been described as…

Differential Diagnosis in Dermatopathology

Acne vulgaris, erythematous papule vs. Rosacea, erythematous papule

Conditions caused by infection with different strains of herpesvirus and typified when fully developed by tense vesicles, herpes simplex consisting of grouped vesicles on an erythematous base, zoster being made up of vesicles, sometimes hemorrhagic…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Hyalin?

…llular hyaline deposits. Extracellular hyalin has been somewhat more difficult to analyze. Collagenous fibrous tissue in old scars may appear hyalinized … In long-standing hypertension and diabetes mellitus, the walls of arterioles, especially in…

Histologic Diagnosis of Inflammatory Skin Diseases

Mucha-Habermann disease

…ions Scattered but discrete Individual lesions Red macules and papules, purpuric and necrotic papules, vesicles, ulcers, and scars Course Sometimes transient, i.e., weeks, or lesions coming and going for years Variations clinical Pityriasis…