Cyclooxygenase-2 expression in dermatofibroma and dermatofibrosarcoma protuberans.

abstract：:A case of pigmented hidrocystoma of eccrine secretory coil is presented. A 47-year-old woman had developed a bluish black small nodule in the anterior portion of the labium minor a few years before entry. Microscopically, the cyst was lined by eosinophilic columnar epithelium with abundant brownish granules. There was...

journal_title：Journal of cutaneous pathology

authors： Kamishima T,Igarashi S,Takeuchi Y,Ito M,Fukuda T

更新日期：1999-03-01 00:00:00

abstract：BACKGROUND:Gene expression profiling of melanoma and nevic tissue has demonstrated that pleiotrophin (PTN) is significantly overexpressed in human melanomas. METHODS:To further evaluate PTN expression in melanocytic lesions, protein immunohistochemistry was performed on the spectrum of melanocytic lesions. RESULTS:Me...

journal_title：Journal of cutaneous pathology

authors： Wu H,Barusevicius A,Babb J,Klein-Szanto A,Godwin A,Elenitsas R,Gelfand JM,Lessin S,Seykora JT

更新日期：2005-02-01 00:00:00

abstract：:Pleomorphic fibromas represent dome-shaped or polypoid cutaneous lesions characterized by a paucicellular and densely fibrotic background punctuated by scattered atypical to pleomorphic spindle and multinucleated giant cells. Some of these tumors will have incorporated adipose tissue, although these adipocytic areas l...

journal_title：Journal of cutaneous pathology

authors： Al-Zaid T,Wang WL,Lopez-Terrada D,Lev D,Hornick JL,Hafeez Diwan A,Fletcher CD,Lazar AJ

更新日期：2013-04-01 00:00:00

abstract：:After intradermal testing with goldsodiumthiomalate (GSTM), 5 out of 8 patients developed skin papules at the test sites, which persisted up to 20 months. The lesions were surgically excised. Histology revealed pseudolymphoma of B and T cell type containing follicular structures and occasional small granulomas. The am...

journal_title：Journal of cutaneous pathology

authors： Kalimo K,Räsänen L,Aho H,Mäki J,Mustikkamki UP,Rantala I

更新日期：1996-08-01 00:00:00

abstract：:We report a rare case of multiple, co-exisitng verruciform xanthomas (VXs) of the anogenital region in the setting of cutaneous trauma. VX is a rare benign mucocutaneous neoplasm that typically presents as a solitary lesion with a predilection for the oral cavity, although extra-oral lesions have been reported involvi...

journal_title：Journal of cutaneous pathology

authors： Cumberland L,Dana A,Resh B,Fitzpatrick J,Goldenberg G

更新日期：2010-08-01 00:00:00

abstract：BACKGROUND:Molluscum contagiosum (MC) is a Molluscipox virus infection of keratinocytes with hyperplasia and intracytoplasmic inclusions - the molluscum bodies (MBs). Few papers address cytokeratins (K) profile in MC, mainly focusing terminal keratinization process. METHODS:Forty-one MC lesions were subjected to immun...

journal_title：Journal of cutaneous pathology

authors： Callegaro CF,Sotto MN

更新日期：2009-12-01 00:00:00

abstract：:Imiquimod (AldaraTM), a Toll-like receptor 7 agonist (TLR7), is known for its unique properties of being an immune response modifier and stimulator. Upon topical application, this TLR7 agonist triggers a cell-mediated immune response predominantly expressed by dendritic cells and monocytes. Local skin irritation at th...

journal_title：Journal of cutaneous pathology

authors： Barr KL,Konia TH,Fung MA

更新日期：2011-04-01 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：AIM:Adnexal tumors with divergent lines of differentiation are uncommon. Herein, I report a hamartoma of the eyelid with follicular, sebaceous and apocrine differentiation that exhibited prominent melanin pigmentation. METHODS:A 63-year-old white woman had a nodule present on her left upper eyelid for 15 years. The no...

journal_title：Journal of cutaneous pathology

authors： Proia AD

更新日期：2007-11-01 00:00:00

abstract：:The term "outer root sheath acanthoma" is proposed to specify a distinctive keratosis exhibiting outer root sheath differentiation. This lesion features anastamosing columns of keratinocytes emanating from the undersurface of the epidermis that respectively demonstrate, with progressive descent into the upper dermis, ...

journal_title：Journal of cutaneous pathology

authors： Reichel M,Heilman ER

更新日期：1999-10-01 00:00:00

abstract：:A 4-year-old boy presented with a 6-month history of a red papule on the nasal septum. Physical examination was otherwise unremarkable. A biopsy specimen showed an epithelioid sarcoma characterized by nodular collections of epithelioid tumor cells with central, tumor cell necrosis. By immunohistochemistry the tumor ce...

journal_title：Journal of cutaneous pathology

authors： Billings SD,Hood AF

更新日期：2000-04-01 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 encountered a patient who complained of many small papules on the neck, shoulders, upper chest and upper back. Biopsy specimens showed complete loss of elastic fibers in the upper dermis including papillary dermis, whereas those of the mid dermis were intact. Electron microscopy revealed that assembly of component ...

journal_title：Journal of cutaneous pathology

authors： Hashimoto K,Tye MJ

更新日期：1994-12-01 00:00:00

abstract：:Post-vaccinial non-viral folliculitis has been recognized in the past decade as a new adverse cutaneous reaction to smallpox vaccination. Contrary to more serious smallpox vaccine reactions, post-vaccinial non-viral folliculitis has a benign course and resolves spontaneously within approximately 7 days. We describe ad...

journal_title：Journal of cutaneous pathology

authors： Bunick CG,Mariwalla K,Ibrahim O,Modi B,Imaeda S,McNiff JM

更新日期：2013-03-01 00:00:00

abstract：:The lymphocytic subtypes effecting allogeneic graft-versus-host disease (GVHD) are unknown. We studied 35 skin biopsy specimens from 19 women transplanted with bone marrow from men for patterns and time course of infiltration of the skin by Y chromosome-bearing lymphocytes using in situ hybridization. Immunophenotypic...

journal_title：Journal of cutaneous pathology

authors： Horn TD,Haskell J

更新日期：1998-04-01 00:00:00

abstract：BACKGROUND:The Wnt signaling pathway has been implicated in the pathogenesis of pilomatrical tumors. Lymphoid enhancer-binding factor 1 (LEF-1) is a downstream component of this pathway, and Caudal-related homeobox transcription factor 2 (CDX2) has been postulated to regulate it, but little is known about expression of...

journal_title：Journal of cutaneous pathology

authors： Tumminello K,Hosler GA

更新日期：2018-05-01 00:00:00

abstract：BACKGROUND:The migration of circulating monocytes into the dermis is considered to be essential for both the initiation and the progression of xanthoma. The contribution of vascular endothelial cells to the migration process is unclear. METHODS:Twenty cases of xanthelasma and six cases of tuberous xanthoma lesions wer...

journal_title：Journal of cutaneous pathology

authors： Matsumoto M,Kunimitsu S,Wada K,Ikeda M,Yokogawa M,Keyama A,Kodama H

更新日期：2007-10-01 00:00:00

abstract：:Dermatofibrosarcoma protuberans is a low-grade sarcoma of the skin with well characterized clinical and histopathological features. The lesion frequently appears as a plaque on the trunk or on the extremities of middle-aged adults. Microscopically, the tumor is composed of monomorphous spindle cells arranged in storif...

journal_title：Journal of cutaneous pathology

authors： Diaz-Cascajo C,Weyers W,Borghi S

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:Cutaneous tumor metastasis may be the first manifestation of cancer, but more often is a harbinger of advanced disease that portends an ominous prognosis. All skin accessions over the past 10 years from a large Veterans Administration (VA) hospital were reviewed. METHODS:Archived histories, glass slides, an...

journal_title：Journal of cutaneous pathology

authors： Saeed S,Keehn CA,Morgan MB

更新日期：2004-07-01 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：BACKGROUND:We encountered a distinctive pattern of dysplastic intraepidermal melanocytic proliferation, which defies classification as a dysplastic melanocytic nevus, but in which the morphologic features fall short of a diagnosis of melanoma in situ. We designate such lesions as de novo intraepidermal epithelioid mela...

journal_title：Journal of cutaneous pathology

authors： Sachdeva M,Frambach GE,Crowson AN,Deng AC,Mihm MC Jr,Magro CM

更新日期：2005-10-01 00:00:00

abstract：:Facial inflammatory dermatoses can be difficult to diagnose in their early stages; skin biopsy may help but often shows indeterminate features. The aims of our study were to identify patients presenting with a facial dermatosis requiring skin biopsy, in whom the initial histological features were classified as "non-sp...

journal_title：Journal of cutaneous pathology

authors： Rhodes LE,Parslew RA,Ashworth J

更新日期：1995-04-01 00:00:00

abstract：BACKGROUND:Cutaneous Rosai-Dorfman disease (CRDD) shares the histopathological features of abundant plasma cells and stromal fibrosis with IgG4-related sclerosing disease. The possible role of IgG4+ plasma cells in CRDD was investigated. METHODS:Twelve cases of CRDD were reviewed, and their lesions were immunostained ...

journal_title：Journal of cutaneous pathology

authors： Kuo TT,Chen TC,Lee LY,Lu PH

更新日期：2009-10-01 00:00:00

abstract：:Traditionally, melanoma has been considered by surgeons to be a highly lethal malignancy, always requiring a radical surgical approach for optimal chance of cure. Yet melanoma patients who are now being referred for treatment frequently have small early lesions, and surgeons should develop a flexible attitude about ma...

journal_title：Journal of cutaneous pathology

authors： Patterson WB

更新日期：1979-06-01 00:00:00

abstract：:Adenomyoepithelioma is a rare, microscopically distinctive tumor of the skin. This article explores an example that presented in the inguinal area in a 29-year-old woman, mimicking adenopathy. Histopathologically, the tumor included two different areas: a cystic area consisting of tubules and glands in hyalinized stro...

journal_title：Journal of cutaneous pathology

authors： Sabater Marco V

更新日期：2012-07-01 00:00:00

abstract：:Lymphomatoid granulomatosis (LG) is a rare Epstein-Barr virus (EBV)-associated B-cell lymphoproliferative disorder presenting in middle adulthood that nearly always affects the lungs and shows cutaneous involvement in up to 50% of cases. Skin lesions are present at the time of diagnosis in roughly one-third of patient...

journal_title：Journal of cutaneous pathology

authors： Rysgaard CD,Stone MS

更新日期：2015-03-01 00:00:00

abstract：:The authors have observed 15 examples of a distinctive fibrohistiocytic lesion in children and adolescents which they chose to designate as "atypical fibrous histiocytoma" (AFH). Patient ages ranged from 1 to 19 years (mean 9.3 yr.). Only two cases were encountered in the first year of life, but 7 were seen in childre...

journal_title：Journal of cutaneous pathology

authors： Marrogi AJ,Dehner LP,Coffin CM,Wick MR

更新日期：1992-08-01 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：:Chronic lymphocytic leukaemia (CLL) shows cutaneous involvement in 2% of cases. Merkel cell carcinoma (MCC) is a rare primary cutaneous epithelial neoplasm most commonly found in sun-exposed sites in elderly male Caucasians. A 66-year-old man presented with a 2-month history of a purple painless 2 cm tumor on the scal...

journal_title：Journal of cutaneous pathology

authors： Craig PJ,Calonje JE,Harries M,Stefanato CM

更新日期：2009-06-01 00:00:00

abstract：:Study of 14 patients with prurigo nodularis revealed that clinically the lesions were multiple, verrucous, and discrete and were set in normal-appearing skin. Microscopically, the lesions showed a vascular acanthomatous mass. The dermal nerves showed a tendency toward hyperplasia in parallel with the epidermal and vas...

journal_title：Journal of cutaneous pathology

authors： Doyle JA,Connolly SM,Hunziker N,Winkelmann RK

更新日期：1979-10-01 00:00:00