Search Results for: nodule

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Metastasizing Dermatofibroma?

…legitimacy of “metastasizing cellular dermatofibroma,” histopathologists had given a variety of diagnoses to the nodules in the skin of the two patients, among them being angiomatoid malignant fibrous histiocytoma, dermatofibrosarcoma…

Dermatoscopic pattern of digital mucous cyst: report of three cases

Dermatoscopic pattern of digital mucous cyst: report of three cases

…d vascularization (C). (Copyright: ©2014 Salerni et al.) Case 2 A 27-year-old male consulted because of a solitary fluctuant nodule of 6 mm, which appeared 8 months prior to consultation, located in the dorsum of the second toe, between DIP joint…

Metastatic papillary thyroid carcinoma to the nose mimicking basal cell carcinoma: report and review of cutaneous metastases of papillary thyroid cancer

Metastatic papillary thyroid carcinoma to the nose mimicking basal cell carcinoma: report and review of cutaneous metastases of papillary thyroid cancer

…cinoma and keratoacanthoma) [4,5,7]. Common skin manifestations of metastatic papillary thyroid cancer, in addition to scalp nodules, include neck nodules [3,4,8] and lesions on the thyroidectomy scar [1]. Metastatic tumor at the fine-needle…

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…

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…

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…