Search Results for: nodule

Papillary adenocarcinoma in situ of the skin: report of four cases

Papillary adenocarcinoma in situ of the skin: report of four cases

…terpreted the lesion as aggressive digital papillary adenocarcinoma. Case 4 The patient was a 68-year-old female with 1.8 cm nodule in her right leg. The nodule was excised and interpreted as eccrine carcinoma in situ extending to surgical margin….

Histologic Diagnosis of Inflammatory Skin Diseases

"Folliculitis" (Infundibulitis)

…infundibulitis and is manifested at first as pustules; because of pruritus, signs of prurigo nodularis or of picker’s nodule may be complications as is the case in “perforating folliculitis of renal dialysis” and presumably in…

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…

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…

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…