Search Results for: ballooning

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Differential Diagnosis in Dermatopathology

Discussions

…have findings histopathologic in common, among them superficial perivascular infiltration by inflammatory cells, spongiosis, ballooning, and necrosis of individual keratocytes of the epidermis (surface and infundibular) and in the upper part of…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…of dermal papillae, obscuration of the dermo-epidermal junction junction by lymphocytes and vacuolar alteration, spongiosis, ballooning, and parakeratosis = Lichen striatus The infiltrate of lymphocytes in the dermis follows, in linear fashion,…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…manifestations clinical of livedo vasculitis are purpuric macules and patches. They may be followed by blisters secondary to ballooning and spongiosis, and then by ulcers. When the process resolves with fibrosis, as it does in the course of many…

Differential Diagnosis in Dermatopathology

Discussions

…ly, allergic and irritant contact dermatitides have in common so-called intra- and intercellular edema, i.e., spongiosis and ballooning, edema of the papillary dermis, and superficial perivascular mixed-cell infiltrates. Both also may be associated…

Histologic Diagnosis of Inflammatory Skin Diseases

Acrodermatitis enteropathica

…siderophages may be present in lesions that have resolved. Correlation clinicopathologic Blisters occur secondary to marked ballooning of keratocytes in the upper half of the viable epidermis. Pustules form consequent to neutrophils having been…

Differential Diagnosis in Dermatopathology

Discussions

…the papillary dermis, edema of the papillary dermis, more necrotic keratocytes and even confluent necrosis of the epidermis, ballooning, intraepidermal vesiculation, and neutrophils in zones of parakeratosis. Each of those findings signals a process…

Differential Diagnosis in Dermatopathology

Discussions

…r in the upper part of the dermis. Both diseases often display parakeratosis, necrosis of epidermal keratocytes, spongiosis, ballooning, and edema of the papillary dermis. The major difference between the two very unalike processes pathologic is…

Histologic Diagnosis of Inflammatory Skin Diseases

Staphylococcal scalded skin syndrome

…n being present in the blister. In contrast, the blister in erythema multiforme may develop in the spinous zone secondary to ballooning and spongiosis or at the dermoepidermal junction consequent to the effects of extensive vacuolar alteration; at…

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