Syndecan-1 expression is diminished in acantholytic cutaneous squamous cell carcinoma.

abstract：:Malignant transformation occurred in pre-existing sweat gland tumors in 7 patients. Three lesions showed an histologic pattern of eccrine spiradenoma, 2 eccrine poroma, one cylindroma and one papillary eccrine adenoma. Malignant transformation was histologically characterized by the presence of solid tumor areas popul...

journal_title：Journal of cutaneous pathology

authors： Galadari E,Mehregan AH,Lee KC

更新日期：1987-02-01 00:00:00

abstract：:Although CD1a+ dendritic cells (DC) in cutaneous T-cell lymphomas (CTCL) have been well documented, the presence of large numbers of DC within lymphoid infiltrates can pose a diagnostic difficulty. We present a case of a 70-year-old man with a 3-year history of recurrent red papules and plaques on the extremities and ...

journal_title：Journal of cutaneous pathology

authors： Jokinen CH,Wolgamot GM,Wood BL,Olerud J,Argenyi ZB

更新日期：2007-07-01 00:00:00

abstract：:True human tails are rare vestigial structures that are typically removed in childhood. Here a case is presented in which an inconspicuous sacrococcygeal tail was incidentally discovered in late adulthood. A 56-year-old man with no significant past medical history presented to a dermatology clinic with a chief complai...

journal_title：Journal of cutaneous pathology

authors： Robinson CG,Duke TC,Allison AW

更新日期：2017-01-01 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:During a clinical trial, we obtained 16 biopsies of skin eruptions induced by aspirin in patients with chronic idiopathic urticaria (CIU). In this setting, aspirin triggers skin eruptions through a well-established non-immunological mechanism involving the inhibition of cyclooxygenase type I. This presented ...

journal_title：Journal of cutaneous pathology

authors： Zembowicz A,Mastalerz L,Setkowicz M,Radziszewski W,Szczeklik A

更新日期：2004-04-01 00:00:00

abstract：BACKGROUND:Trichilemmal (pilar) cysts are common skin lesions that usually occur on the scalp of elderly women. They differentiate towards the follicular outer root sheath epithelium and show trichilemmal keratinization. Proliferating trichilemmal tumor (PTT) shows features of typical pilar cyst, but additionally shows...

journal_title：Journal of cutaneous pathology

authors： Folpe AL,Reisenauer AK,Mentzel T,Rütten A,Solomon AR

更新日期：2003-09-01 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:Tumors with similar or identical histopathologic features have been termed basaloid follicular hamartoma (BFH) or infundibulocystic basal cell carcinoma (BCC). BCC typically lacks immunoreactivity with cytokeratin 20 (CK20) and pleckstrin homology-like domain, family A, member 1 protein (PHLDA1). AIM:A seri...

journal_title：Journal of cutaneous pathology

authors： Honarpisheh H,Glusac EJ,Ko CJ

更新日期：2014-12-01 00:00:00

abstract：BACKGROUND:Merkel cell carcinoma (MCC) is an aggressive neoplasm, which is often associated with Merkel cell polyomavirus (MCPyV). Programmed death-1 (PD-1) and its ligand PD-L1 are key players of the tumor microenvironment (TME). METHODS:Fourteen paraffin-embedded tissue samples of MCC were stratified by their MCPyV ...

journal_title：Journal of cutaneous pathology

authors： Mitteldorf C,Berisha A,Tronnier M,Pfaltz MC,Kempf W

更新日期：2017-09-01 00:00:00

abstract：BACKGROUND:Although a range of cytomegalovirus (CMV)-induced cutaneous manifestations is described in AIDS patients, skin involvement in immunocompromised patients is rare, and intraneural CMV inclusions or CMV neuritis has not been documented in skin biopsies. METHODS AND RESULTS:Cutaneous biopsies of CMV lesions wer...

journal_title：Journal of cutaneous pathology

authors： Ramdial PK,Dlova NC,Sydney C

更新日期：2002-08-01 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:BRCA1-associated protein 1 (BAP1) represents a recently identified tumor suppressor protein. Loss of BAP1 has been observed in cutaneous epithelioid Spitz tumors. These cutaneous melanocytic tumors show a distinct histopathologic phenotype characterized by an intradermal sheet-like proliferation of epithelio...

journal_title：Journal of cutaneous pathology

authors： Gammon B,Traczyk TN,Gerami P

更新日期：2013-06-01 00:00:00

abstract：BACKGROUND:Cutaneous leishmaniasis displays considerable variation in its histopathological and clinical presentation. Clinically, it progresses from a papule into a painless ulcerated and crusted nodule/papule. Microscopically, it progresses from sheets of amastigote-filled histiocytes to granulomatous inflammation. ...

journal_title：Journal of cutaneous pathology

authors： Saab J,Fedda F,Khattab R,Yahya L,Loya A,Satti M,Kibbi AG,Houreih MA,Raslan W,El-Sabban M,Khalifeh I

更新日期：2012-02-01 00:00:00

abstract：:Epidermal growth factor (EGF) and transforming growth factor alpha (TGF alpha) are important keratinocyte mitogens. Their effects are mediated by a cell membrane receptor (EGFR), quantitative and qualitative abnormalities of which may be responsible for deranged keratinocyte proliferation and differentiation. We have ...

journal_title：Journal of cutaneous pathology

authors： Groves RW,Allen MH,MacDonald DM

更新日期：1992-02-01 00:00:00

abstract：BACKGROUND:Hobnail hemangioma (targetoid hemosiderotic hemangioma) is a small benign vascular tumor of the superficial and mid-dermis. In contrast to its well-characterized histology, it has been unclear whether this tumor arises from blood vessel endothelial cells (BECs) or lymphatic vessel endothelial cells (LECs). ...

journal_title：Journal of cutaneous pathology

authors： Franke FE,Steger K,Marks A,Kutzner H,Mentzel T

更新日期：2004-05-01 00:00:00

abstract：BACKGROUND:Chronic lymphocytic leukemia/small lymphocytic lymphoma (CLL/SLL) is associated with an increased risk of a second malignancy. METHODS:We conducted a retrospective clinicopathologic review of 12 patients with CLL/SLL who developed a second lymphoma in the skin. Demographic data, clinical information, and hi...

journal_title：Journal of cutaneous pathology

authors： Liu YA,Finn AJ,Subtil A

更新日期：2021-01-07 00:00:00

abstract：:White sponge nevus (WSN) is an uncommon benign inherited disorder characterized by white and diffuse painless lesions in oral, esophageal, or genital mucosa. The lesions may develop at birth or later in childhood or adolescence, with careful clinical examination being sufficient for diagnosis in most cases. However, m...

journal_title：Journal of cutaneous pathology

authors： Bezerra KT,Leite TC,Roza ALOC,Araújo R,Israel MS,Canedo NHS,Agostini M,Benevenuto de Andrade BA,Romañach MJ

更新日期：2020-01-01 00:00:00

abstract：:Chronic lymphocytic leukemia (CLL/SLL) is the most common leukemia in the western world and its cutaneous dissemination a very uncommon phenomenon. Lymphomatoid papulosis (LyP) is a CD30+ lymphoproliferative disorder characterized by chronic, recurrent and self healing skin lesions. Up to 20% of patients with LyP have...

journal_title：Journal of cutaneous pathology

authors： Hibler J,Salavaggione AL,Martin A,Gru AA

更新日期：2015-04-01 00:00:00

abstract：:Langerhans' cell histiocytosis (LCH) may be associated with a wide range of neoplastic disorders. However, the combination of a LCH and a basal cell carcinoma (BCC) of the skin still represents a highly unusual condition. In this publication, we report the case of a 48-year-old woman who developed a localized LCH invo...

journal_title：Journal of cutaneous pathology

authors： Simonart T,Urbain F,Verdebout JM,Feoli F,Lespagnard L,Dargent JL

更新日期：2000-10-01 00:00:00

abstract：:The number of epithelial cells per unit volume of tissue (NV) and the relative volume (VV) occupied by the spinous and basal layers of X-irradiated and non-irradiated rat-tail epidermis were studied using techniques of stereologic cytology. By a simple calculation, the absolute volumes of basal and spinous keratinocyt...

journal_title：Journal of cutaneous pathology

authors： Klein-Szanto AJ,De Rey BM,Cabrini RL

更新日期：1977-01-01 00:00:00

abstract：:A giant cell fibroblastoma (GCF) presented in the subcutis of the breast in a 13-month-old girl which recurred 6 years later as a dermal and subcutaneous neoplasm whose patterns were in part GCF and spindle cells with a storiform configuration resembling dermatofibrosarcoma protuberans (DFSP). The issue remains unsett...

journal_title：Journal of cutaneous pathology

authors： Perry DA,Schultz LR,Dehner LP

更新日期：1993-10-01 00:00:00

abstract：:We report the case of a 51-year-old man with an asymptomatic indurated plaque on the chest wall that was surgically excised and submitted for histopathological examination. Microscopically, the dermis was occupied by a neoplastic process with spindle-shaped cells arranged in longitudinal fascicles with cytologic atypi...

journal_title：Journal of cutaneous pathology

authors： Berzal-Cantalejo F,Sabater-Marco V,Pérez-Vallés A,Martorell-Cebollada M

更新日期：2006-09-01 00:00:00

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:The Wnt-signaling pathway, involving beta-catenin, apc, and axin, plays a critical role in numerous developmental events. Alterations in the Wnt-signaling pathway have been detected in a wide variety of neoplasms. However, similar aberrations have not been described in Merkel cell carcinoma (MCC). The aim of...

journal_title：Journal of cutaneous pathology

authors： Liu S,Daa T,Kashima K,Kondoh Y,Yokoyama S

更新日期：2007-01-01 00:00:00

abstract：AIMS:The differential diagnosis of acral keratoses is broad. Encompassing a variety of infectious, heritable and degenerative disorders, emphasis upon the clinical setting and histologic subtlety are often required to arrive at the correct diagnosis. Herein, we report on a series of adult patients who presented with ag...

journal_title：Journal of cutaneous pathology

authors： Saeed S,Sagatys E,Morgan MB

更新日期：2006-10-01 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：: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：:A 57-year-old woman with cutaneous mastocytosis of 23 years duration developed a hyperpigmented abdominal plaque composed of confluent indurated papules that enlarged for a period of 1 year to 12 x 8 cm. Biopsy showed dermal infiltration by closely packed spindle-shaped mast cells, fibroblasts, collagen, and scattered...

journal_title：Journal of cutaneous pathology

authors： Wood C,Sina B,Webster CG,Kurgansky D,Drachenberg CB,Reedy EA

更新日期：1992-04-01 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：BACKGROUND:The Fli-1 transcription factor functions in cellular proliferation and tumorigenesis. Its role in various neoplasms and its presence in lymphocytes suggest a link between Fli-1 dysregulation and the pathogenesis of mycosis fungoides (MF). In this study, we further elucidate this possible link. METHODS:Secti...

journal_title：Journal of cutaneous pathology

authors： Quick CM,Smoller BR,Hiatt KM

更新日期：2006-09-01 00:00:00