Search Results for: eosinophils

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Differential Diagnosis in Dermatopathology

Differential Diagnosis

…ion or vesiculation 7. Subepidermal separation or vesiculation at times, at least in foci 8. Neutrophils sometimes outnumber eosinophils 8. Eosinophils as a rule outnumber neutrophils 9. No eosinophils in dermal papillae 9. Many eosinophils, some of…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…en that are crowded and thickened. 10.97.2A: Perivascular and interstitial dermatitis + 10.97.2B: Sprinkling of neutrophils, eosinophils, lymphocytes, and plasma cells among collagen bundles in the reticular dermis = Morphea, early At this early…

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema elevatum diutinum

…spared Fully developed Nodular and, sometimes, diffuse infiltrate of neutrophils, nuclear “dust” of neutrophils, eosinophils, lymphocytes, plasma cells, and some histiocytes throughout part or all of the dermis and, sometimes, the upper…

Histologic Diagnosis of Inflammatory Skin Diseases

Acquired epidermolysis bullosa

…s, nuclear “dust” of neutrophils, and nuclear bands in edematous dermal papillae, sometimes accompanied there by eosinophils Subepidermal blister Neutrophils and eosinophils in the subepidermal blister often Late Re-epithelization from…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

Images 10.29.1A: Perivascular and interstitial dermatitis + 10.29.1B: An infiltrate of lymphocytes, neutrophils, and eosinophils = Erysipelas Cellulitis, of which erysipelas is the stereotype, is an example of phlegmonous inflammation, i.e., one in…

Histologic Diagnosis of Inflammatory Skin Diseases

Erysipelas

…ascular and interstitial mixed-cell infiltrate composed mostly of neutrophils, but also of lymphocytes and, episodically, of eosinophils around venules Widely dilated venules and lymphatics in the upper part of the dermis Edema of the papillary…

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema marginatum

…ermis. Differential diagnosis histopathologic Urticaria consists of a perivascular and interstitial mixed-cell infiltrate of eosinophils, as well as of neutrophils, it sometimes involving the venules of both plexuses. Laboratory confirmation Throat…

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