Search Results for: eosinophils

Differential Diagnosis in Dermatopathology

Discussions

…lesions, a sparse superficial or deep, perivascular and interstitial, mixed-cell infiltrate of lymphocytes, neutrophils, and eosinophils around blood vessels and neutrophils and eosinophils in the interstitium. In very early lesions, neutrophils may…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…is indicates that this lesion must have been exceedingly pruritic. A nearly direct relationship exists between the number of eosinophils in Grover’s disease and the intensity of pruritus. 10.44.8A: Vesicular dermatitis, intraepidermal,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Wegener’s Granulomatosis?

…d granulomas that are associated with a necrotic core and are accompanied by variable numbers of neutrophils and, sometimes, eosinophils. By the time palisaded granulomas have formed, small-vessel vasculitis no longer can be identified because small…

Histologic Diagnosis of Inflammatory Skin Diseases

Photoallergic dermatitis

…numerous individual necrotic keratocytes that progress to confluent necrosis of the epidermis, and neutrophils, rather than eosinophils, in the infiltrate. Laboratory confirmation Photopatch tests with suspected allergens are confirmatory. Cause…

Differential Diagnosis in Dermatopathology

Discussions

…inevitably to intraepidermal vesiculation. The infiltrate of inflammatory cells in photoallergic dermatitis may contain many eosinophils, but practically no neutrophils, whereas the infiltrate in phototoxic dermatitis contains neutrophils, but not…

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…

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…