Angiosarcomatous transdifferentiation of metastatic melanoma.

abstract：:The majority of findings in relation to warts have been passed on from one textbook to the other since the end of the last century. More recent studies have been carried out with the electron microscope. But information is lacking as to histology, histochemistry, examination with the phase-contrast microscope, with th...

journal_title：Journal of cutaneous pathology

authors： Steigleder GK

更新日期：1978-04-01 00:00:00

abstract：BACKGROUND:Langerhans' cells (CD1a positive, bone marrow-derived cells), are the antigen presenting cells of the skin. Our knowledge about the status of these cells in eczematous dermatitis is incomplete. AIM:This study tests the hypothesis that 'the development of eczematous dermatitis is associated with alterations ...

journal_title：Journal of cutaneous pathology

authors： Hussein MR

更新日期：2008-06-01 00:00:00

abstract：BACKGROUND:Myxoid liposarcoma typically presents as a deep-seated mass in the lower extremity of adults. Presentation as a primary subcutaneous tumor is rare. Here we discuss clinicopathologic characteristics of three such cases and their differential diagnosis to alert dermatopathologists to this unusual clinical pres...

journal_title：Journal of cutaneous pathology

authors： Buehler D,Marburger TB,Billings SD

更新日期：2014-12-01 00:00:00

abstract：:Langerhans cell histocytosis (LCH) and Erdheim-Chester disease are two rare histiocytic disorders. Their occurrence in the same patient is more infrequent, but has been described. We report a case of a 38-year-old woman who presented with a diagnosis of single system cutaneous LCH. Subsequently, she developed multiple...

journal_title：Journal of cutaneous pathology

authors： Johnson WT,Patel P,Hernandez A,Grandinetti LM,Huen AC,Marks S,Ho J,Monaco SE,Jaffe R,Picarsic J

更新日期：2016-03-01 00:00:00

abstract：:Eccrine nevi are rare hamartomas characterized by an increase in the number or size of eccrine glands. A polypoid form located in the coccygeal area has been described in a few cases and termed coccygeal polypoid eccrine nevus (CPEN). No association with internal malformations was reported in any of these cases. We de...

journal_title：Journal of cutaneous pathology

authors： Frouin E,Riviere B,Maillet O,Willems M,Kalfa N,Costes V,Bessis D

更新日期：2016-08-01 00:00:00

abstract：BACKGROUND:Although skin carcinogenesis has been widely investigated, only limited information is available for epidermal tumors, while even less is known about other skin structures. Alterations in the β-catenin pathway have been reported in several epidermal tumors, while little is known about in adnexal tumors. This...

journal_title：Journal of cutaneous pathology

authors： Im M,Kim DH,Park JS,Chung H,Lee Y,Kim CD,Seo YJ,Lee JH

更新日期：2011-08-01 00:00:00

abstract：BACKGROUND:Acquired lymphedema of the genitalia is a rare childhood presentation and is more common in elderly individuals secondary to pelvic/abdomenal malignancy or its therapy or worldwide due to filariasis. OBJECTIVE:Herein, we report a case of a healthy 11-year-old boy who presented with a 1-year history of chron...

journal_title：Journal of cutaneous pathology

authors： Murphy MJ,Kogan B,Carlson JA

更新日期：2001-09-01 00:00:00

abstract：:Acral pseudolymphomatous angiokeratoma of children (APACHE) is a disease comprised by a dense dermal infiltrate of B-lymphocytes and T-lymphocytes in which prominent blood vessels with plump endothelium are found. In the past, the lesion was interpreted as a variant of angiokeratoma, a vascular malformation, or a nevu...

journal_title：Journal of cutaneous pathology

authors： Fernandez-Flores A,Fierro S,Larralde M

更新日期：2015-01-01 00:00:00

abstract：INTRODUCTION:The term spitzoid melanoma (SM) is reserved for a rare group of tumors with striking resemblance to Spitz nevus, often developing in children diagnosed in retrospect after the development of metastases. OBJECTIVES:To determine the biological significance of SM and to analyze the effectiveness of adjuvant ...

journal_title：Journal of cutaneous pathology

authors： Paradela S,Fonseca E,Pita S,Kantrow SM,Goncharuk VN,Diwan H,Prieto VG

更新日期：2009-07-01 00:00:00

abstract：BACKGROUND:Podoconiosis is a familial geochemical dermatosis which is common in Ethiopia but relatively unknown in Europe/United States. It is related to exposure of bare feet to volcanic soil and presents with extensive bilateral lymphedema of legs and feet. Histopathological and immunohistochemical features of it hav...

journal_title：Journal of cutaneous pathology

authors： Wendemagegn E,Tirumalae R,Böer-Auer A

更新日期：2015-03-01 00:00:00

abstract：:Sinonasal non-keratinizing squamous cell carcinoma (SCC), previously designated as transitional cell carcinoma or cylindrical cell carcinoma, is an uncommon malignant neoplasm with distinct histopathological features, considered to be a low-grade malignancy that usually occurs in elderly patients. Extensive local inva...

journal_title：Journal of cutaneous pathology

authors： Guo R,Metcalf S,Crowson AN

更新日期：2012-08-01 00:00:00

abstract：:This report deals with seven examples of an epithelial cyst for which we have found no proper designation in the classification of epithelial skin cysts. Clinically, the lesion is often hyperpigmented, located in mid-dermis and shows epidermoid keratinization. The cyst contains laminated keratin, many pigmented hair s...

journal_title：Journal of cutaneous pathology

authors： Mehregan AH,Medenica M

更新日期：1982-12-01 00:00:00

abstract：:Calciphylaxis is a rare syndrome of vascular calcification with thrombosis that occurs most often in patients with end-stage renal disease, and it frequently portends a guarded prognosis. Rarely, nonuremic calciphylaxis (NUC) may occur; in this context, a strongly supportive histology is crucial in establishing the di...

journal_title：Journal of cutaneous pathology

authors： Nathoo RK,Harb JN,Auerbach J,Guo R,Vincek V,Motaparthi K

更新日期：2017-12-01 00:00:00

abstract：:Basic fibroblast growth factor (bFGF) is a growth factor and an angiogenesis factor which may play a role in the evolution of cutaneous malignant melanoma (CMM). In this study, we evaluated the distribution of bFGF in CMM using immunochemical methods and correlated the pattern of bFGF expression with the clinical cour...

journal_title：Journal of cutaneous pathology

authors： al-Alousi S,Barnhill R,Blessing K,Barksdale S

更新日期：1996-12-01 00:00:00

abstract：:Two cases of tubular apocrine adenoma were studied by light, histochemical, and electron microscopic methods. This benign apocrine hamartoma must be considered in the classification of appendage tumors, particularly those associated with organoid epithelial nevus, and may be confused with metastatic adenocarcinoma. Th...

journal_title：Journal of cutaneous pathology

authors： Umbert P,Winkelmann RK

更新日期：1976-01-01 00:00:00

abstract：:Oral mucosal melanoma (OMM) is an extremely rare malignancy, accounting for < 0.5% of all melanomas and all oral malignancies. The rarity of OMM, the heterogeneity in clinical and histopathologic appearances, and the paucity of molecular and genetic studies to date have limited our knowledge of the etiopathogenesis of...

journal_title：Journal of cutaneous pathology

authors： Kumar SK,Shuler CF,Sedghizadeh PP,Kalmar JR

更新日期：2008-04-01 00:00:00

abstract：:In the last 30 years, there has been a strong interest in vascular proliferations. Pyogenic granuloma was not only renamed lobular capillary hemangioma, but also the conceptual interpretation was also changed from an overgrowth of granulation tissue to a genuine hemangioma (or benign vascular neoplasm). We describe 19...

journal_title：Journal of cutaneous pathology

authors： Santa Cruz D,Plaza JA,Wick MR,Gru AA

更新日期：2021-02-01 00:00:00

abstract：BACKGROUND:Among nonepithelial second neoplasms which are known to be induced by irradiation, rhabdomyosarcomas are extremely rare, and melanomas are infrequent. We report a high-grade sarcoma with rhabdomyoblastic differentiation, which appeared 30 years after megavoltage irradiation for an endometrial adenocarcinoma,...

journal_title：Journal of cutaneous pathology

authors： Miracco C,Materno M,De Santi MM,Pirtoli L,Ninfo V

更新日期：2000-09-01 00:00:00

abstract：:Atypical cellular blue nevus (ACBN) has clinicopathologic features intermediate between typical cellular blue nevus (CBN) and the rare malignant blue nevus (MBN)/malignant melanoma (MM) arising in a CBN. Herein we report 9 cases of ACBN. The patients were caucasian (6 females and 3 males) with a mean and median age of...

journal_title：Journal of cutaneous pathology

authors： Tran TA,Carlson JA,Basaca PC,Mihm MC

更新日期：1998-05-01 00:00:00

abstract：:Peristomal ulcer with cutaneous intestinal metaplasia, defined by scattered colonic crypts within variably intact epidermis, is an exceedingly rare pathologic diagnosis, which possesses the potential to progress to primary adenocarcinoma. Herein, we report the third case of cutaneous intestinal metaplasia in a peristo...

journal_title：Journal of cutaneous pathology

authors： Tinker DG,Roberts S,Hurley MY,Missall TA

更新日期：2020-05-01 00:00:00

abstract：BACKGROUND:Angiosarcomas arise in the scalp and face in the elderly, in association with chronic lymphedema (Stewart-Treves syndrome), and in irradiated areas. Rarely in these settings, angiosarcomas exhibit pure spindle cell phenotype. METHODS:Herein, the clinicopathologic features of a 72-year-old-woman with spindle...

journal_title：Journal of cutaneous pathology

authors： Kiyohara T,Kumakiri M,Kobayashl H,Itoh K,Lao LM,Ohkawara A,Nakmura H

更新日期：2002-02-01 00:00:00

abstract：BACKGROUND:Sebaceous tumors are adnexal neoplasms showing sebocytic differentiation. They range from benign to malignant and are associated with Muir-Torre syndrome (MTS). Several clinical and histopathological features associated with MTS have been described. Sebaceous tumors with an overlying cutaneous horn are extre...

journal_title：Journal of cutaneous pathology

authors： Jhuang JY,Liao SL,Tsai JH,Chang HC,Kuo KT,Liau JY

更新日期：2014-08-01 00:00:00

abstract：:An electron microscopic study was made of a patient with erythema elevatum diutinum, a rare variant of cutaneous leukocytoclastic vasculitis. Biopsies were obtained from early evolving and late fibroproliferative lesions. Early lesions showed vasculitis and a massive dermal infiltrate composed mainly of neutrophils, h...

journal_title：Journal of cutaneous pathology

authors： Lee AY,Nakagawa H,Nogita T,Ishibashi Y

更新日期：1989-08-01 00:00:00

abstract：BACKGROUND:Among the pigmented lesions with a central area of scar, we found a group of cases histologically characterized by striking architectural alteration of the melanocytic component, but with no cytological atypia and mitotically quiescent. The aim of the current study was to assess the biological nature of such...

journal_title：Journal of cutaneous pathology

authors： Fabrizi G,Pennacchia I,Pagliarello C,Massi G

更新日期：2008-11-01 00:00:00

abstract：:We report a case of disseminated Trichosporon asahii in a patient on systemic antifungal therapy who presented with multiple cutaneous nodules suggestive of fungal infection. Histologic features resembled neutrophilic eccrine hidradenitis but staining with periodic acid-Schiff and Gomori methenamine silver confirmed t...

journal_title：Journal of cutaneous pathology

authors： Galligan ER,Fix L,Husain S,Zachariah P,Yamashiro DJ,Lauren CT

更新日期：2019-02-01 00:00:00

abstract：:We describe the case of a cutaneous symplastic leiomyoma in a 37-year-old woman who presented with a 4-year history of a painful slow growing lesion on the left upper arm. The lesion was excised and subjected to histological examination. A poorly circumscribed lesion was seen in the dermis composed of spindle shaped c...

journal_title：Journal of cutaneous pathology

authors： Usmani N,Merchant W,Yung A

更新日期：2008-03-01 00:00:00

abstract：:A case is presented of white plaques occurring predominantly on the vulvar mucosa of a 28-year-old female diagnosed as white sponge nevus (WSN). WSN is a rare, autosomal dominant disorder involving mucous membranes. It predominantly affects the oral mucosa; however, it has been reported to rarely involve extraoral muc...

journal_title：Journal of cutaneous pathology

authors： Cutlan JE,Saunders N,Olsen SH,Fullen DR

更新日期：2010-03-01 00:00:00

abstract：:A 12-year-old male presented with an 8-year history of five firm cream colored papules on the right vertex of the scalp. A biopsy showed a dense infiltrate of monomorphous mast cells involving the dermis and extending into the subcutis. A relatively well-circumscribed cluster of larger cells showed pleomorphic nuclei ...

journal_title：Journal of cutaneous pathology

authors： Lachapelle J,Moroz B,Nguyen VH

更新日期：2012-08-01 00:00:00

abstract：BACKGROUND:Histopathology is often essential to establish an accurate diagnosis. Pathology laboratories are scarce in most Sub-Saharan Africa where dermatopathology is a developing field. In resource-poor countries, most specimens are analyzed only after hematoxylin and eosin staining. The availability of special stain...

journal_title：Journal of cutaneous pathology

authors： Kiprono S,Muchunu J,Beltraminelli H

更新日期：2016-03-01 00:00:00

abstract：:The characteristic histologic change seen at 2 h in the Rumpel-Leede (Hess) test is, in addition to focal hemorrhage in the upper dermis, a perivascular lymphocyte infiltrate with focal areas of lymphocytic epidermal invasion. The histologic findings, even with the liquefaction degeneration, are similar to those of pu...

journal_title：Journal of cutaneous pathology

authors： Duncan SC,Winkelmann RK

更新日期：1979-02-01 00:00:00