Search Results for: nodule

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…: Nodular dermatosis with psoriasiform changes + 11.14.24B: Abnormal lymphocytes, small lymphocytes, and many histiocytes in nodules = Mycosis fungoides, plaque A psoriasiform nodular pattern in which lymphocytes predominate is virtually diagnostic…

Histologic Diagnosis of Inflammatory Skin Diseases

Foreign body reaction

…it is by use of stains specialized for them; they are not bifringerent. Correlation clinicopathologic Papules, plaques, and nodules are formed usually of dense infiltrates of histiocytes that are mobilized for the purpose of ingesting the foreign…

Histologic Diagnosis of Inflammatory Skin Diseases

“Kyrle’s disease”

…ive infundibulitis that becomes complicated by the effects of scratching and rubbing, and that ends as “picker’s nodule” or “prurigo nodularis.” Ours, of course, is speculation. In fact, though, there is no need ever to…

Differential Diagnosis in Dermatopathology

Discussions

…ure. Clinically, “Pseudolymphoma” of the B-cell type presents itself typically as a solitary pink-purple papule, nodule, or plaque on a face. Lesions multiple on a face especially or on any other site anatomic, and tending to be…

Pigmented tumor in the nostril

Pigmented tumor in the nostril

…, typically from yellow to brown, in relation to the content of melanin [5]. The lesion most often arises as a solitary skin nodule on the face (85%) [4]; however, multiple IFK have been described in Cowden’s syndrome [6]. The cheek and the…

Differential Diagnosis in Dermatopathology

Discussions

…rnal malignancies, especially of carcinomas. Clinically, a solitary reticulohistiocytic granuloma typically is a dome-shaped nodule positioned on a face or a scalp. Multicentric reticulohistiocytosis also consists of dome-shaped nodules, and they…

Histologic Diagnosis of Inflammatory Skin Diseases

Granuloma annulare

…isaded and interstitial array in the reticular dermis. The surface of lesions is smooth because the epidermis is unaffected. Nodules of subcutaneous granuloma annulare consist mostly of palisaded granulomas that extend from septa far into lobules in…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Inverted Follicular Keratosis, Tricholemmoma, and Desmoplastic Tricholemmoma?

…90 percent on the face, the remainder on other parts of the body. These lesions are characterized clinically by a papule or nodule, practically always single and usually projecting from the surface. The character of the cells comprising the central…