Search Results for: fibroplasia

Histologic Diagnosis of Inflammatory Skin Diseases

Traction alopecia

…hocytes may extend from the top of an infundibulum to the base of a follicle, rather than along the infundibulum mostly, the fibroplasia around infundibula and follicles is joined by lymphocytes, rather than lymphocytes in a band being separated…

Histologic Diagnosis of Inflammatory Skin Diseases

Lymphedema

…lled venules oriented vertical to the skin surface Knobby protuberances covered by hyperkeratotic, acanthotic epidermis Late Fibroplasia throughout most of the dermis Dilated thick-walled venules oriented vertical to the skin surface Knobby…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen planus-like keratosis

…shable from complete regression of lichen planus-like keratosis, both being characterized by a papillary dermis thickened by fibroplasia and joined by telangiectases, sparse infiltrates of lymphocytes, and melanophages. The presence of numerous…

Histologic Diagnosis of Inflammatory Skin Diseases

Errors and Reasons

…one example, there is no relationship whatsoever between Dupuytren’s contracture and desmoid tumor, the former being a fibroplasia, the latter a sarcoma. Error: Figurate erythemas constitute a group of related diseases. Reason: None of the…

Histologic Diagnosis of Inflammatory Skin Diseases

Algorithms Predicated on “Nonspecific” Findings

…s usually = Bullous dermatosis of hemodialysis + Homogenous eosinophilic globules in dermal papillae = Bullous amyloidosis + Fibroplasia in the upper part of the dermis immediately beneath the blister and an epidermis devoid of rete ridges = Blister…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…y as poikiloderma. 10.9.4A: Perivascular and interstitial dermatitis + 10.9.4B: A lymphoplasmacytic infiltrate and extensive fibroplasia = Acrodermatitis chronica atrophicans This process can be told to be active still by virtue of the density of…

Histologic Diagnosis of Inflammatory Skin Diseases

Acroangiodermatitis of Mali/Stewart-Bluefarb syndrome

…h thick walls and plump endothelial cells Increased number of fibrocytes in the region of the proliferated vessels; variable fibroplasia Extravasated erythrocytes and hemosiderin in the vicinity of the altered blood vessels Infiltrate of lymphocytes…

Histologic Diagnosis of Inflammatory Skin Diseases

Traumatic fat necrosis

…the dermis sometimes Slight fibroplasia in conjunction with patchy granulomatous inflammation in fat lobules Late Extensive fibroplasia in patchy distribution in fat lobules Few foam cells residual Correlation clinicopathologic Nodules result from…