Sarcomatoid pilomatrix carcinoma.

abstract：:Deep wrinkles of 6 elderly people were investigated using electron microscopy. There were ultrastructural differences in the elastotic changes between the area of the wrinkle and the surrounding areas. Elastic fibers containing electron-dense inclusions were mostly seen in the upper dermis of the wrinkled area and wer...

journal_title：Journal of cutaneous pathology

authors： Tsuji T

更新日期：1987-06-01 00:00:00

abstract：:The histogenesis of atypical fibroxanthoma (AFX) and its relationship to malignant fibrous histiocytoma (MFH) are a subject of controversy. Many investigators have proposed that AFX may represent a reactive process, while others contend that it is a true fibrohistiocytic neoplasm, closely related to MFH. In an attempt...

journal_title：Journal of cutaneous pathology

authors： Worrell JT,Ansari MQ,Ansari SJ,Cockerell CJ

更新日期：1993-06-01 00:00:00

abstract：BACKGROUND:Papillomatous stoma-related skin lesions may result from irritant reactions or infection with epidermodysplasia verruciformis human papillomavirus (HPV) types. METHODS:We report upon a papillomatous lesion at the ileostoma of a 63-year-old male with familial adenomatous polyposis and colorectal adenocarcino...

journal_title：Journal of cutaneous pathology

authors： Williams CM,Wieland U,Rodning CB,Horenstein MG

更新日期：2003-04-01 00:00:00

abstract：:Steatocystoma multiplex is characterized by the development of numerous steatocystomas. The condition has occasionally been related to congenital bilateral preauricular sinuses. Herein, we present the third case of such an association, a 34-year-old male who was born with bilateral preauricular sinuses that were surgi...

journal_title：Journal of cutaneous pathology

authors： Fernandez-Flores A,Cuesta CC,García CS,del Río JS

更新日期：2014-08-01 00:00:00

abstract：:Characteristic moniliform hairs of monilethrix were ultrastructurally examined. By scanning electron microscope, nodes and internodes were seen alternating on the affected hair; the nodes were normal in appearance and thickness, while the internodes were thin and showed ridges and flutes. By transmission electron micr...

journal_title：Journal of cutaneous pathology

authors： Ito M,Hashimoto K,Yorder FW

更新日期：1984-12-01 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：:Agminated, or grouped Spitz nevi are a curious expression of nevomelanocytic growth; and represent an uncommon manifestation of these nevi. We encountered an example of agminated Spitz nevi present at birth, which showed progression and rapid growth over months. All showed histologic Spitz nevus features. Avidin-bioti...

journal_title：Journal of cutaneous pathology

authors： Palazzo JP,Duray PH

更新日期：1988-06-01 00:00:00

abstract：:While some unequivocally benign infiltrates are easy to distinguish from cutaneous T-cell lymphoma (CTCL), drug-associated lymphomatoid hypersensitivity reaction and cutaneous lesions of collagen vascular disease can show cytologic atypia, clonality and an immunophenotypic profile that closely simulates CTCL and cause...

journal_title：Journal of cutaneous pathology

authors： Plaza JA,Morrison C,Magro CM

更新日期：2008-04-01 00:00:00

abstract：BACKGROUND:Becker nevus (BN) is a unilateral, hairy, pigmented cutaneous hamartoma that frequently appears in adolescence. Several features of BN suggest that increased androgen sensitivity plays a role in its pathogenesis. There have been only a few studies of histopathologic and immunohistochemical characteristics of...

journal_title：Journal of cutaneous pathology

authors： Kim YJ,Han JH,Kang HY,Lee ES,Kim YC

更新日期：2008-12-01 00:00:00

abstract：:The usual method for detecting spirochetes in tissue sections is the silver stain; however, they are often difficult to detect due to marked background staining commonly seen with this technique. In certain clinical settings, such as neurosyphilis, congenital syphilis, and immunosuppressive conditions including human ...

journal_title：Journal of cutaneous pathology

authors： Hoang MP,High WA,Molberg KH

更新日期：2004-10-01 00:00:00

abstract：:We carried out a quantitative study of the matrix and dermal papilla of the human hair follicle of the scalp, both normal and in various degrees of androgenetic alopecia. A stereological study showed the measured parameters to decrease with increase in the degree of alopecia, particularly as regards the total volume o...

journal_title：Journal of cutaneous pathology

authors： Alcaraz MV,Villena A,Pérez de Vargas I

更新日期：1993-08-01 00:00:00

abstract：:The basal cell adhesion molecule (B-CAM) is a 90-kD cell surface glycoprotein with a characteristic immunoglobulin domain structure. The pattern of B-CAM expression in cultured cells suggests that the molecule is associated with a substrate-adherent growth pattern in some lineages. We investigated the expression of B-...

journal_title：Journal of cutaneous pathology

authors： Bernemann TM,Podda M,Wolter M,Boehncke WH

更新日期：2000-03-01 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：:Subungual melanoma commonly presents with solitary longitudinal melanonychia. Herein, we report the case of a patient with subungual melanoma who developed involvement of three digits by three independent primary melanomas. A 98-year-old male patient presented with a two-year history of longitudinal melanonychia on th...

journal_title：Journal of cutaneous pathology

authors： Liu Y,Wang L

更新日期：2012-02-01 00:00:00

abstract：BACKGROUND:Silver dressings have been widely and successfully used to prevent cutaneous wounds, including burns, chronic ulcers, dermatitis and other cutaneous conditions, from infection. However, in a few cases, skin discolouration or argyria-like appearances have been reported. This study investigated the level of si...

journal_title：Journal of cutaneous pathology

authors： Wang XQ,Chang HE,Francis R,Olszowy H,Liu PY,Kempf M,Cuttle L,Kravchuk O,Phillips GE,Kimble RM

更新日期：2009-07-01 00:00:00

abstract：:Endocrine mucin-producing sweat gland carcinoma is a cutaneous adnexal tumor that is rarely reported in the literature. We identified only 29 previously reported cases. All these cases share some clinical morphologic and immunohistochemical features. Among the immunohistochemical markers, cytokeratins 5/6, 8 and 18 (C...

journal_title：Journal of cutaneous pathology

authors： Fernandez-Flores A,Cassarino DS

更新日期：2015-08-01 00:00:00

abstract：:We report on two patients with chronic myeloid leukemia (CML) who presented blastic transformation involving the skin, with leukemic infiltrates showing unusual morphologic and immunohistologic characteristics. Both patients were elderly men with a 36-month and a 40-month history of CML, respectively. They presented w...

journal_title：Journal of cutaneous pathology

authors： Kaddu S,Beham-Schmid C,Zenahlik P,Kerl H,Cerroni L

更新日期：1999-11-01 00:00:00

abstract：:The dermatological disorders associated with monoclonal gammopathies are clinically heterogeneous and may be divided into four groups with distinctive pathogenetic mechanisms (a) specific (infiltrative) disorders including primary and secondary cutaneous plasmacytoma and cutaneous lymphoplasmacytic infiltration of Wal...

journal_title：Journal of cutaneous pathology

authors： Rongioletti F,Patterson JW,Rebora A

更新日期：2008-08-01 00:00:00

abstract：:Antibodies reactive with S100 protein are useful markers in a diagnostic immunohistochemistry laboratory dealing with cutaneous tumors. However, S100 protein is not a single protein but instead a group of S100 proteins with diverse functions. S100 proteins constitute a family of acidic calcium-binding proteins that ar...

journal_title：Journal of cutaneous pathology

authors： McNutt NS

更新日期：1998-11-01 00:00:00

abstract：:A 1-month-old female infant was seen in consultation because of a congenital subcutaneous nodule, 2 x 3 cm in diameter, in the right retroauricular area. The nodule was surgically excised. Histologically, a large subcutaneous nodular mass was well delimited but not encapsulated. It consisted of a monomorphous sheet of...

journal_title：Journal of cutaneous pathology

authors： Sánchez Yus E,Requena L,Villegas C,Valle P

更新日期：1995-10-01 00:00:00

abstract：BACKGROUND:Src-family tyrosine kinases (SFKs) are important regulators of keratinocyte growth and differentiation. In a broad range of cell types, persistent activation of SFKs correlates with increased cell proliferation. In this study, we determined if SFK activity is increased in cutaneous neoplasia and psoriasis, c...

journal_title：Journal of cutaneous pathology

authors： Ayli EE,Li W,Brown TT,Witkiewicz A,Elenitsas R,Seykora JT

更新日期：2008-03-01 00:00:00

abstract：:The skin biopsy specimens from six patients with primary mixed IgM-IgG cryoglobulinemia were examined by immunofluorescence, light and electron microscopy. The biopsy taken from the involved skin of one patient with leg ulcers revealed small blood vessel occlusions by cryoglobulin aggregates. Since a similar finding w...

journal_title：Journal of cutaneous pathology

authors： Berliner S,Weinberger A,Ben-Bassat M,Idesess C,Hazaz B,David M,Pinkhas J

更新日期：1982-04-01 00:00:00

abstract：BACKGROUND:Distinguishing an irritated seborrheic keratosis (ISK) from a squamous cell carcinoma in situ (SCCIS) can occasionally be challenging, both histologically and clinically. The purpose of this study was to determine if an immunohistochemical profile of select markers can aid in differentiating these two entiti...

journal_title：Journal of cutaneous pathology

authors： Richey JD,Deng AC,Dresser K,O'Donnell P,Cornejo KM

更新日期：2018-08-01 00:00:00

abstract：BACKGROUND:Histopathologic examination is sometimes inadequate for accurate and reproducible diagnosis of certain melanocytic neoplasms. As a result, more sophisticated and objective methods have been sought. The goal of this study was to identify a gene expression signature that reliably differentiated benign and mali...

journal_title：Journal of cutaneous pathology

authors： Clarke LE,Warf MB,Flake DD 2nd,Hartman AR,Tahan S,Shea CR,Gerami P,Messina J,Florell SR,Wenstrup RJ,Rushton K,Roundy KM,Rock C,Roa B,Kolquist KA,Gutin A,Billings S,Leachman S

更新日期：2015-04-01 00:00:00

abstract：BACKGROUND:The lack of highly specific clinical and histopathological criteria has contributed to the delay in diagnosis of subungual melanoma in situ in its early stages. METHODS:Eighteen cases of subungual melanoma in situ, the largest series reported to date, were analyzed to characterize the clinical and histopath...

journal_title：Journal of cutaneous pathology

authors： Park SW,Jang KT,Lee JH,Park JH,Kwon GY,Mun GH,Lee DY,Lee JB,Park KK

更新日期：2016-01-01 00:00:00

abstract：BACKGROUND:Fatty acid synthase (FAS), the key enzyme responsible for the synthesis of fatty acids, is weakly expressed in some normal human tissues. Recently, FAS has been demonstrated to be overexpressed in many non-neoplastic highly proliferative lesions and in aggressive carcinomas with poor outcome, including colon...

journal_title：Journal of cutaneous pathology

authors： Innocenzi D,Alò PL,Balzani A,Sebastiani V,Silipo V,La Torre G,Ricciardi G,Bosman C,Calvieri S

更新日期：2003-01-01 00:00:00

abstract：:In seven patients suffering from lichen planus (LP) light- and electron-microscopic 3H-thymidine (3HT) labeling studies were performed and the following results were obtained. 1. Using the light-microscope, a large number of 3HT labeled cells can be observed in the dermal infiltrate of LP. Most of the labeled nuclei b...

journal_title：Journal of cutaneous pathology

authors： Ebner H,Jurecka W

更新日期：1977-09-01 00:00:00

abstract：:The lesions of nine patients with early striae distensae (SD) during puberty were examined by light and electron microscopy. Specific changes were seen in very early stage SD, and in clinically uninvolved skin 0.5 to 3 cm remote from the edge of the long axis of the SD lesions. Sequential changes of elastolysis accomp...

journal_title：Journal of cutaneous pathology

authors： Sheu HM,Yu HS,Chang CH

更新日期：1991-12-01 00:00:00

abstract：:We reviewed the clinical, histologic, and immunofluorescence features of 20 patients with pemphigus and neoplasia and compared them with a control group of 17 patients with pemphigus without neoplasia. Patients with neoplasia were divided according to clinical, histologic, and immunofluorescence findings into those wi...

journal_title：Journal of cutaneous pathology

authors： Mehregan DR,Oursler JR,Leiferman KM,Muller SA,Anhalt GJ,Peters MS

更新日期：1993-06-01 00:00:00

abstract：:Thirty-six Swedish patients with the recessively inherited Sjögren-Larsson syndrome (SLS) were examined by histopathologic and, in some cases, morphometric techniques. Skin biopsy specimens were taken on the volar side of the right forearm below the cubital fossa. The histopathological picture was characterized by a m...

journal_title：Journal of cutaneous pathology

authors： Hofer PA,Jagell S

更新日期：1982-12-01 00:00:00