Search Results for: nodule

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Perforating Diseases?

…e infundibulitis in which scale-crusts plug infundibula imposed on which are evidence of prurigo nodularis or pisher’s nodule, those signs being the result of rubbing (and sometimes scratching) the pruritic lesions for many months and even…

Primary adenomyoepithelioma of the skin–a variant of apocrine mixed tumor?

Primary adenomyoepithelioma of the skin–a variant of apocrine mixed tumor?

…cal features of adenomyoepithelioma. Case report A 53-year-old woman presented to her dermatologist with a 3 cm asymptomatic nodule on the left forearm. The lesion had been present for several years. A trauma at the site years previously was…

Extraocular sebaceous carcinoma: a series of three cases with varied presentation

Extraocular sebaceous carcinoma: a series of three cases with varied presentation

…s at this site. There were no palpable lesions in both breasts and mammography was negative. Fine needle aspiration from the nodule showed a poorly differentiated carcinoma (Figure 4B). A wide local excision was performed. No breast or axillary…

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…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Keratosis Lichenoides Chronica?

…nd scratching in the form of lesions induced by external trauma (lichen simplex chronicus, prurigo nodularis, picker’s nodule, acanthoma fissuratum, surfer’s nodules, chondrodermatitis nodularis helicis, neurotic excoriations, and…

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….

Clinical Case Studies

Rhinophyma with Basal Cell Carcinoma

…ial telangiectases, hypertrophy of the sebaceous skin of the nose resulting in a bulbous nasal tip appearance, and a growing nodule on the right nasal dorsum. (Figure 1) The patient had long-standing acne rosacea and had been treated with topical…

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…

Non-choroidal yellow melanoma showing positive staining with Sudan Black consistent with the presence of lipofuscin: a case report

Non-choroidal yellow melanoma showing positive staining with Sudan Black consistent with the presence of lipofuscin: a case report

…n which to base a diagnostic analysis [2]. The particular challenge, where a melanoma presents clinically as a hypomelanotic nodule, has been described as that of evaluating a rapidly enlarging pink tumor [3]. The melanoma reported here was a…