Search Results for: collagen

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Histologic Diagnosis of Inflammatory Skin Diseases

Degos’ disease (malignant atrophic papulosis)

…21; diseaseOcclusion of vessels in the lower half of the reticular dermis leads to infarction and subsequent degeneration of collagen, intraepidermal vesiculation, and epidermal necrosis. In time, degeneration of collagen is replaced by sclerosis,…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…ften 9. No cholesterol clefts 10. Loci of sclerosis in longstanding lesions 10. No loci of sclerosis 11. Keloidal bundles of collagen in the substance of the lesion at times 11. No keloidal bundles of collagen 12. Epithelial structures of adnexa…

Histologic Diagnosis of Inflammatory Skin Diseases

"Folliculitis" (Infundibulitis)

…are detailed in subchapters in this work devoted to each of them Differential diagnosis histopathologic Reactive perforating collagenosis does not involve infundibula Elastosis perforans serpiginosa is marked by strikingly altered eosinophilic…

Histologic Diagnosis of Inflammatory Skin Diseases

Junctional epidermolysis bullosa

…grin, and generalized atrophic benign junctional epidermolysis bullosa with antibodies against bullous pemphigoid antigen 2 (collagen type XVII). Findings by electron microscopy are these: Junctional epidermolysis bullosa (Herlitz): Cleavage in the…

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