Search Results for: eosinophils

Histologic Diagnosis of Inflammatory Skin Diseases

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…13.3A: Perivascular and interstitial dermatosis + 11.13.3B: Small lymphocytes, large abnormal lymphocytes, plasma cells, and eosinophils = Lymphomatoid papulosis A wedge-shaped, mixed-cell infiltrate that contains decidedly abnormal lymphocytes is…

Histologic Diagnosis of Inflammatory Skin Diseases

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…Melanin was lost from the epidermis into macrophages in the dermis consequent to the effects of inflammatory cells, chiefly eosinophils, on basal keratocytes mostly, but also on melanocytes. In this lesion of incontinentia pigmenti the epidermis…

Histologic Diagnosis of Inflammatory Skin Diseases

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…ociated with acantholysis. 10.77.6A: Perivascular dermatitis, psoriasiform lichenoid + 10.77.6B: Lymphocytes and innumerable eosinophils in the dermal infiltrate, marked edema of the papillary dermis, and eosinophils in an epidermis associated with…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Angiolymphoid Hyperplasia with Eosinophilia/Kimura’s Disease?

…r structures. In only about 10 percent of specimens of angiolymphoid hyperplasia are lymphoid follicles apparent at all, and eosinophils are present in little more than half the lesions. In contrast, Kimura’s disease is not a disorder of blood…

Histologic Diagnosis of Inflammatory Skin Diseases

Pemphigus vulgaris

…feration of infundibular and eccrine ductal keratocytes, being associated with acantholytic cells, impressive collections of eosinophils, and crusts that contain eosinophils. Clues to specific diagnosis histopathologic Scatter of eosinophils, mostly…

Histologic Diagnosis of Inflammatory Skin Diseases

Pruritic urticarial papules and plaques of pregnancy

…ogic Urticaria spares the epidermis, and the perivascular and interstitial infiltrate of it contains neutrophils, as well as eosinophils. Arthropod “bites” induce wedge-shaped infiltrates that are superficial and deep, perivascular and…

Histologic Diagnosis of Inflammatory Skin Diseases

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…At higher magnification, however, the diagnosis of mastocytosis becomes evident; mast cells are predominant. The presence of eosinophils is attributable to trauma to the mast cells, they releasing eosinophilic chemotactic factor that pulls…