Search Results for: fibroplasia

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…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Dysplasia?

…ition of dysplastic nevi, namely, persistent lentiginous melanocytic hyperplasia, atypical melanocytic hyperplasia, lamellar fibroplasia, concentric fibroplasias, and lymphocytic infiltrates, are also found in melanomas. In brief, their criteria do…

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…

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…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Metastasizing Dermatofibroma?

…le or nodule of dermatofibroma tends to shrink in time and to become flat or even delled, a consequence of retraction of the fibroplasia. All of the attributes just chronicled are indicative of an inflammatory process. During the stage in…

Histologic Diagnosis of Inflammatory Skin Diseases

Incontinentia pigmenti

…rthokeratosis and parakeratosis Hyperpigmented lesions Numerous melanophages in the papillary dermis Atrophic lesions Slight fibroplasia in the upper part of the dermis Loss of the undulate pattern between dermal papillae and epidermal rete ridges;…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Sclerotic Fibroma?

…her by local destruction of tissue or by metastases. Sclerotic fibroma is neither a hamartoma nor a benign neoplasm. It is a fibroplasia, i.e., a type of fibrosis, in which at first there is an increase in number of fibrocytes in conjunction with…