Search Results for: fibroplasia

Histologic Diagnosis of Inflammatory Skin Diseases

Deep fungal infections

…infundibular epidermal (pseudocarcinomatous) proliferation covered by scale-crusts, and scars are a consequence of extensive fibroplasia. Differential diagnosis histopathologic Halogenodermas, fundamentally, are suppurative infundibulitides devoid…

Histologic Diagnosis of Inflammatory Skin Diseases

Rheumatoid nodule

…large deposits of fibrin around which fibrocyte-like histiocytes with thin nuclei are aligned in a palisade. Not uncommonly, fibroplasia in abundance is seen at the periphery of granulomatous inflammation in a rheumatoid nodule developed fully….

Histologic Diagnosis of Inflammatory Skin Diseases

Syphilis

…partially can be inferred clinically from an atrophic scar in the center of the lesions and histopathologically by extensive fibroplasia. That the host really has failed in these efforts is evidenced clinically by the presence of “apple jelly…

Histologic Diagnosis of Inflammatory Skin Diseases

Dystrophic epidermolysis bullosa

…No infiltrate of inflammatory cells Fully developed Subepidermal blister Little or no infiltrate of inflammatory cells Late Fibroplasia in the upper part of the dermis Subepidermal clefts above the scar sometimes Epidermis thinned and sometimes…

A tiny invasive melanoma: a case report with dermatoscopy and dermatopathology

A tiny invasive melanoma: a case report with dermatoscopy and dermatopathology

…into the papillary dermis to a depth of 0.25 mm. Superficial dermal melanosis and inflammation were present along with mild fibroplasia, suggesting a component of regression to a depth of 0.35 mm. In spite of the dermatoscopic appearance of lines…

Histologic Diagnosis of Inflammatory Skin Diseases

Graft-versus-host disease/Eruption of lymphocyte recovery

…and to display variable numbers of necrotic keratocytes. As the lichenoid infiltrate of lymphocytes wanes, it is replaced by fibroplasia. The changes sclerodermatous in chronic graft-versus-host disease are indistinguishable from those of morphea as…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…no infiltrate of inflammatory cells, and if the latter circumstance obtains, it fails to qualify as an inflammatory disease. Fibroplasia immediately beneath blisters is a sequela invariable. 10.28.2A: Vesicular dermatitis, subepidermal, mixed-cell +…

Histologic Diagnosis of Inflammatory Skin Diseases

Acquired epidermolysis bullosa

…electron microscopy, is seen to be positioned in the region below the lamina densa. A scar observed clinically is marked by fibroplasia in the upper part of the dermis. Milia are tiny infundibular cysts that form in the process of re-epithelization…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…lined by flat endothelial cells at the periphery of some nodules 12. Mucin in the stroma sometimes 12. No mucin 13. Diffuse fibroplasia 13. Fibroplasia around lobules of endothelial cells at the periphery of a lesion 14. Thickened bundles of…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…litis, septal mostly + 10.33.5B: Histiocytes, some of them multinucleate, in company with numerous lymphocytes and incipient fibroplasia in a widened fibrous septum + 10.33.5C + 10.33.5D = Erythema nodosum At scanning magnification, the pattern…