Malignant transformation of eccrine tumors.

abstract：:Dermatomyositis, a connective tissue disease syndrome where antibodies to the endothelium of the microvasculature of the skin, muscle and lung are implicated in lesional propagation, is characterized by photodistributed erythema, heliotrope rash, Gottron's papules, muscle weakness and interstitial pulmonary fibrosis. ...

journal_title：Journal of cutaneous pathology

authors： Magro CM,Schaefer JT,Waldman J,Knight D,Seilstad K,Hearne D

更新日期：2008-01-01 00:00:00

abstract：:We examined the proliferative characteristics of 20 basal-cell carcinomas (BCCs) and 16 trichoepitheliomas (TEps) in an effort to understand and explore possible differences in their tumorigenic cell-cycle properties. These tumors were first compared for their expression of the nuclear proliferative protein Ki-67 and ...

journal_title：Journal of cutaneous pathology

authors： Lum CA,Binder SW

更新日期：2004-09-01 00:00:00

abstract：BACKGROUND:Apocrine carcinomas are rare, the immunohistochemical characterizations that are incomplete. The purpose of this study was to determine the immunohistochemical characteristics of mucin core proteins and keratins in apocrine carcinoma, extramammary Paget's disease (EMPD) and apocrine nevus. METHODS:We report...

journal_title：Journal of cutaneous pathology

authors： Miyamoto T,Inoue S,Adachi K,Takada R

更新日期：2009-05-01 00:00:00

abstract：:We have quantified perivascular mast cells in cases of urticaria pigmentosa, urticaria, and dermal hypersensitivity reactions. To facilitate reproducibility, the mast cells were counted for a precisely defined vessel unit. These vessel units were divided arbitrarily into those < or = 55 microns and > 55 microns in lar...

journal_title：Journal of cutaneous pathology

authors： Sweet WL,Smoller BR

更新日期：1996-06-01 00:00:00

abstract：:Primary cutaneous extranodal marginal zone lymphoma (MZL) of mucosa-associated lymphoid tissue (MALT) represents a monoclonal B-cell neoplasm that typically presents with papules, plaques or nodules. We describe a patient with a primary cutaneous MALT lymphoma with unusual clinical features and an unusual immunophenot...

journal_title：Journal of cutaneous pathology

authors： Edinger JT,Lorenzo CR,Breneman DL,Swerdlow SH

更新日期：2011-09-01 00:00:00

abstract：:Merkel cell carcinoma is occasionally associated with other types of cutaneous malignancies including squamous cell carcinoma, basal cell carcinoma and lentigo maligna. We report a case of Merkel cell carcinoma co-existent with sebaceous carcinoma in the right upper eyelid of a 61-year-old Japanese man. Histopathologi...

journal_title：Journal of cutaneous pathology

authors： Tanahashi J,Kashima K,Daa T,Yada N,Fujiwara S,Yokoyama S

更新日期：2009-09-01 00:00:00

abstract：:Malignant eccrine spiradenoma is an extremely rare skin tumor of sweat gland origin. In most cases, it arises in pre-existing benign eccrine spiradenoma. We report an additional case of malignant eccrine spiradenoma. The present case is of a 75-year-old man with malignant eccrine spiradenoma developed in the right sho...

journal_title：Journal of cutaneous pathology

authors： Ben Brahim E,Sfia M,Tangour M,Makhlouf R,Cribier B,Chatti S

更新日期：2010-04-01 00:00:00

abstract：BACKGROUND:Pyoderma gangrenosum (PG) is a non-infectious, autoimmune, chronic ulcer of the skin, often co-existing with inflammatory bowel disease (IBD). Matrix metalloproteinases (MMPs) have been implicated as mediators of tissue destruction in chronic cutaneous and intestinal wounds. METHODS:Twenty-four skin biopsie...

journal_title：Journal of cutaneous pathology

authors： Bister V,Mäkitalo L,Jeskanen L,Saarialho-Kere U

更新日期：2007-12-01 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：:Electron microscopy of lentigines was performed to study the pigmentation abnormality in two children with LEOPARD syndrome. Giant melanosomes similar to those seen in café-au-lait spots of neurofibromatosis and nevus spilus were found in a lentigine from one of our cases. Our results show that "spherical granular mel...

journal_title：Journal of cutaneous pathology

authors： Bhawan J,Purtilo DT,Riordan JA,Saxena VK,Edelstein L

更新日期：1976-01-01 00:00:00

abstract：BACKGROUND:Nickel can induce cellular and nuclear damages responsible for chronic diseases, like allergic contact dermatitis (ACD). We previously showed that matrix metalloproteinase-2 (MMP-2) gene expression was induced by nickel in nontumorigenic human keratinocytes cell line (HaCat). OBJECTIVE:To investigate the si...

journal_title：Journal of cutaneous pathology

authors： Perfetto B,Lamberti M,Giuliano MT,Canozo N,Cammarota M,Baroni A

更新日期：2007-06-01 00:00:00

abstract：BACKGROUND:Carcinoma cuniculatum and verrucous carcinoma are both very well differentiated forms of squamous carcinoma and thus difficult to separate histologically from pseudocarcinomatous hyperplasia. The diagnosis of each often requires clinical-pathologic correlation. METHODS:We reviewed the literature on cases re...

journal_title：Journal of cutaneous pathology

authors： Kubik MJ,Rhatigan RM

更新日期：2012-12-01 00:00:00

abstract：:Lesions of seborrheic keratoses were studied by scanning electrom microscopy. Numerous yeasts were present on the karatinized cells and hairs associated with the lesions. Surfaces of some yeasts were smooth and others were ruffled. The ruffles suggested the presence of a glycocalyx. The yeasts exhibited the morphologi...

journal_title：Journal of cutaneous pathology

authors： Wilborn WH,Montes LF

更新日期：1980-02-01 00:00:00

abstract：:A 48 year-old white male with basal cell nevus syndrome presented with a metastatic basal cell carcinoma with neuroendocrine features. The tumor manifested aggressive behavior, having deep local invasion and metastases to para-aortic lymph nodes and bone. Neuroendocrine differentiation has rarely been associated with ...

journal_title：Journal of cutaneous pathology

authors： Tawfik O,Casparian JM,Garrigues N,Smith S,Kestenbaum T,Chamberlin F,Khan QS

更新日期：1999-07-01 00:00:00

abstract：BACKGROUND:Infection with parvovirus B19 (B19) has been associated with connective tissue disease (CTD) stigmata, namely, a systemic lupus erythematosus (SLE)-like illness, seronegative polyarthritis resembling rheumatoid arthritis, and vasculitis. The dermatopathology and pathogenetic basis of such B19-associated CTD-...

journal_title：Journal of cutaneous pathology

authors： Crowson AN,Magro CM,Dawood MR

更新日期：2000-11-01 00:00:00

abstract：:A 60-year-old female and a 59-year-old male each presented with a solitary circumscribed patch of depressed skin of the right thenar palm and right sole, respectively. Both lesions were present for approximately 30 years without a history of trauma or other inciting incident. Histologically, the lesions showed a well-...

journal_title：Journal of cutaneous pathology

authors： Barry CI,Glusac EJ,Kashgarian M,Gwin K,McNiff JM

更新日期：2008-05-01 00:00:00

abstract：:This is the first report of spinous and follicular lichen nitidus associated with perifollicular granuloma formation. Clinicians and pathologists need to distinguish this stage of the disease from lichen scrofulosorum. ...

journal_title：Journal of cutaneous pathology

authors： Madhok R,Winkelmann RK

更新日期：1988-08-01 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：: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：:The arrector pili (AP) muscle is a small band of smooth muscle that attaches proximally to the bulge area of the pilosebaceous apparatus in the reticular dermis and extends up toward the epidermis. The distal anatomy of the AP and the anchorage mechanism allowing hair erection have not been previously described. Integ...

journal_title：Journal of cutaneous pathology

authors： Mendelson JK,Smoller BR,Mendelson B,Horn TD

更新日期：2000-02-01 00:00:00

abstract：:A 35-year-old woman was examined because of a symptomless multiple annular eruption. The lesion consisted of rings of closely set, smooth, firm papules that were brown in color. Hemosiderotic histiocytoma was diagnosed by light and electron microscopy. Ultrastructurally, the lesion consisted of fibroblastic and histio...

journal_title：Journal of cutaneous pathology

authors： Saga K

更新日期：1981-06-01 00:00:00

abstract：:Sebaceous gland neoplasms such as adenoma, epithelioma, and carcinoma are uncommon cutaneous tumors. Although sporadic, their occurrence is clinically significant because of their association with Muir-Torre syndrome (MTS). MTS is a rare autosomal dominant genodermatosis characterized by the occurrence of sebaceous gl...

journal_title：Journal of cutaneous pathology

authors： Abbas O,Mahalingam M

更新日期：2009-06-01 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：:Until recently the number of patients with syphilis has been diminishing. Although that trend has reversed cases of tertiary syphilis are rare and often difficult to diagnose as a substantial number of patients will have a negative rapid plasma reagin. Histologically, cutaneous lesions in late stage syphilis exist in ...

journal_title：Journal of cutaneous pathology

authors： Boyd AS

更新日期：2016-11-01 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：:The rare presentation of choriocarcinoma as a cutaneous metastasis in a 23-year-old male is reported. Histological and immunohistochemical analysis of the biopsy material demonstrated two distinct cell populations, syncytiotrophoblasts and cytotrophoblasts, with syncytiotrophoblasts strongly positive for human chorion...

journal_title：Journal of cutaneous pathology

authors： Chhieng DC,Jennings TA,Slominski A,Mihm MC Jr

更新日期：1995-08-01 00:00:00

abstract：:Verrucous hemangioma represents a rare congenital vascular proliferation that may be mistaken for angiokeratoma. Histopathological examination of a deep biopsy is necessary to confirm the diagnosis of verrucous hemangioma based on its involvement of the deep dermis and subcutaneous tissue. We present two cases of verr...

journal_title：Journal of cutaneous pathology

authors： Clairwood MQ,Bruckner AL,Dadras SS

更新日期：2011-09-01 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:Even though only 33 cases of Erythromelanosis follicularis faciei et colli (EFFC) have been reported around the world, there have been no quantitative clinicopathological studies yet. The purpose of this study is to examine quantitatively clinical and histopathological evaluations of EFFC using image analysi...

journal_title：Journal of cutaneous pathology

authors： Kim MG,Hong SJ,Son SJ,Song HJ,Kim IH,Oh CH,Moon JS

更新日期：2001-03-01 00:00:00

abstract：:Perivascular epithelioid cell tumors (PEComas) are a group of lesions sharing the common features of co-expression of melanocytic and myogenic markers, with focal association of the cells with vascular walls. The PEComa group exhibits a wide range of morphologies. A "fibroma-like" variant of PEComa has been recently d...

journal_title：Journal of cutaneous pathology

authors： Odoño EIG,Tan KB,Tay SY,Lee VKM

更新日期：2020-06-01 00:00:00