Fibrous papule of the nose with granular cells: two cases.

abstract：BACKGROUND:BMI-1 is involved in the maintenance of stem cells and functions as an oncogene in both lymphomas and solid carcinomas, acting by downregulation of p16ink4a. We have investigated the expression profile of BMI-1 in normal and inflamed skin as well as in basal cell carcinomas (BCCs) and squamous cell carcinoma...

journal_title：Journal of cutaneous pathology

authors： Reinisch CM,Uthman A,Erovic BM,Pammer J

更新日期：2007-02-01 00:00:00

abstract：BACKGROUND:Cutaneous epithelioid angiosarcoma is a type of cutaneous angiosarcoma and usually arise both on the head or neck of the elderly. CASE REPORT:An 86-year-old male with an epithelioid angiosarcoma of the scalp that mimicked malignant melanoma. RESULTS:A large irregular dark grey-blue plaque with an adjacent ...

journal_title：Journal of cutaneous pathology

authors： Brightman LA,Demierre MF,Byers HR

更新日期：2006-01-01 00:00:00

abstract：:Myxofibrosarcomas (MFSs) are sarcomas most commonly seen in older patients. These are tumors of deep soft tissue seen in subcutaneous tissue and deep fascia, with frequent muscle involvement. These sarcomas are notorious for recurrences and progression to a higher grade with notable metastatic potential. They are very...

journal_title：Journal of cutaneous pathology

authors： Singh A,Brar RK,Dey B,Nigam J,Deshpande A

更新日期：2019-05-01 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: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：:Clinical and histologic features of 44 invasive squamous cell carcinomas of the lip treated by surgical excision were correlated with metastases and survival. Age, diameter, ulceration, grade, depth of invasion, muscle invasion, mitotic rate, lymphatic-vascular invasion, and tumor infiltrating lymphocytes were evaluat...

journal_title：Journal of cutaneous pathology

authors： Stein AL,Tahan SR

更新日期：1994-02-01 00:00:00

abstract：BACKGROUND:The histopathologic features of tinea vary widely and its diagnosis could be easily missed if the index of suspicion is not high. We aimed in this study to detect histopathologic features that could be a clue for diagnosis METHODS:We retrospectively reviewed 103 cases of tinea, confirmed by Periodic acid-Sc...

journal_title：Journal of cutaneous pathology

authors： Elbendary A,Valdebran M,Gad A,Elston DM

更新日期：2016-10-01 00:00:00

abstract：:Cutaneous mixed tumors (MTs), also known as chondroid syringomas, usually arise as small nodules in the head and neck region. We describe an unusual case of a giant MT measuring 9 cm in its greatest diameter, occurring as a slowly growing pedunculated mass on the breast of a 74-year-old woman. Although MT may rarely o...

journal_title：Journal of cutaneous pathology

authors： Magro G,Floridia F,Geraci G,Marino B

更新日期：2009-06-01 00:00:00

abstract：:The distinction of metastatic carcinomas to the skin from poorly differentiated primary cutaneous carcinomas and sometimes primary benign adnexal tumors can pose a significant diagnostic challenge. The purpose of this study was to evaluate the role of p63 and podoplanin (D2-40) immunoreactivity for separating primary ...

journal_title：Journal of cutaneous pathology

authors： Plaza JA,Ortega PF,Stockman DL,Suster S

更新日期：2010-04-01 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：BACKGROUND:Follicular mycosis fungoides is an unusual variant of mycosis fungoides (MF). Unlike classic MF where atypical lymphocytes show a predilection for the epidermis (epidermotropism), follicular MF displays a malignant lymphocytic infiltrate tropic for hair follicles (folliculotropism). This malignant lymphocyti...

journal_title：Journal of cutaneous pathology

authors： DeBloom J 2nd,Severson J,Gaspari A,Scott G

更新日期：2001-07-01 00:00:00

abstract：:The non-specific clinical findings and variable histopathological features of cutaneous tuberculosis and non-tuberculous mycobacterial infections often make it difficult to establish a diagnosis and initiate appropriate therapy. We investigated 25 patients diagnosed with mycobacterial infections of the skin in Hanyang...

journal_title：Journal of cutaneous pathology

authors： Min KW,Ko JY,Park CK

更新日期：2012-06-01 00:00:00

abstract：BACKGROUND:Morphea (localized scleroderma) and eosinophilic fasciitis (EF) are rare fibrosing disorders which may present a diagnostic challenge. While histopathologic features are often distinct, in some cases there may be overlap. T-cells contribute to etiopathogenesis of both autoimmune conditions. We sought to dete...

journal_title：Journal of cutaneous pathology

authors： Moy AP,Maryamchik E,Nikolskaia OV,Nazarian RM

更新日期：2017-06-01 00:00:00

abstract：:A survey of conditions with mucinous deposits is given. The most important factors for their diagnosis are to consider these disorders and to stain the slides for proteoglycans or glycosaminoglycans; the most common routine techniques are the Giemsa and the Alcian-blue stain. More sophisticated methods allow different...

journal_title：Journal of cutaneous pathology

authors： Steigleder GK,Küchmeister B

更新日期：1985-06-01 00:00:00

abstract：:The histogenetic relationship amongst various dendritic cells of the dermis which may express markers including factor XIIIa (FXIIIa) or CD34 remains unclear. In this study we utilized a sensitive indirect immunoperoxidase staining technique to identify CD34 and FXIIIa, as well the monocyte/macrophage markers KP-1 and...

journal_title：Journal of cutaneous pathology

authors： Altman DA,Nickoloff BJ,Fivenson DP

更新日期：1993-04-01 00:00:00

abstract：:We report a new case of a Japanese man who developed a tubular apocrine adenoma in association with syringocystadenoma papilliferum. The differences in the histopathological and immunohistochemical findings in these 2 tumors are described. This is the first immunohistochemical study of tubular apocrine adenoma. ...

journal_title：Journal of cutaneous pathology

authors： Ansai S,Watanabe S,Aso K

更新日期：1989-08-01 00:00:00

abstract：:We describe a patient with thrombocytopenia-absent radius (TAR) syndrome, multisystemic Langerhans cell histiocytosis and multiple reticulohistiocytomas. A mutational study by massive sequencing identified the Val600Glu (V600E) BRAF mutation in the Langerhans cell histiocytosis lesions, but no molecular alterations we...

journal_title：Journal of cutaneous pathology

authors： Hipólito LN,Mendoza-Cembranos MD,Villaescusa MT,Jo-Velasco M,Requena L,Alegría-Landa V

更新日期：2019-08-01 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：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: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：:Although the histogenesis of sebaceous carcinomas remains unclear, the occurrence of intraepidermal or intraepithelial sebaceous carcinoma in the epidermis or conjunctiva may suggest de novo histogenesis. This report describes a case of sebaceous carcinoma within preexisting rippled/carcinoid pattern sebaceoma. This l...

journal_title：Journal of cutaneous pathology

authors： Misago N,Toda S

更新日期：2016-01-01 00:00:00

abstract：:Desmoplastic trichoepithelioma (DTE) is a benign follicular tumor occurring most commonly within facial skin of young and middle-aged women, morphologically characterized by a superficial dermal proliferation of basaloid cells growing in narrow strands embedded in a desmoplastic stroma associated with small keratinizi...

journal_title：Journal of cutaneous pathology

authors： Jedrych J,Leffell D,McNiff JM

更新日期：2012-03-01 00:00:00

abstract：AIM:In the absence of mites, the histologic diagnosis of human scabies can be difficult. Scabies can mimic a variety of inflammatory and lymphoproliferative disorders. It is under-recognized that scabies can also mimic Langerhans cell histiocytosis. METHODS:Sixteen examples of scabies were reviewed histologically and ...

journal_title：Journal of cutaneous pathology

authors： Bhattacharjee P,Glusac EJ

更新日期：2007-09-01 00:00:00

abstract：:A case of an unusual benign apocrine hamartoma was studied by light microscopic, immunohistochemical, and electron microscopic methods. This tumor clinically showed a linear configuration and was located on the midline chest of a pubescent male. Microscopic studies revealed features of both a tubular apocrine adenoma ...

journal_title：Journal of cutaneous pathology

authors： Epstein BA,Argenyi ZB,Goldstein G,Whitaker D

更新日期：1990-02-01 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：:Melanoma ex blue nevus (MEBN) is a rare, aggressive, and potentially lethal neoplasm. Distinguishing MEBN from an atypical cellular blue nevus can be very challenging. We report a diagnostically difficult case of MEBN with lymph node metastases, in which single nucleotide polymorphism array and fluorescence in situ hy...

journal_title：Journal of cutaneous pathology

authors： Castillo SA,Pham AK,Barton DT,Lefferts JA,Yan S,Bridge JA,Linos K

更新日期：2019-03-01 00:00:00

abstract：:We describe a case of syringocystadenoma papilliferum (SCAP) with a unique histopathology. A 50-year-old Japanese woman presented with a pedunculated tumor in the pubic region. Histopathological examination showed that the tumor was composed of basaloid cell proliferation interconnecting from the epidermis to the derm...

journal_title：Journal of cutaneous pathology

authors： Kishibe M,Iwasaki T,Takahashi I,Ishida-Yamamoto A

更新日期：2018-12-01 00:00:00

abstract：:This study compared the fine structure of macromelanosomes with that of giant melanosome complexes formed through melanosomal autophagocytosis in nevocytes and melanocytes of nevocellular nevi, lentigo simplex and malignant melanoma. While macromelanosomes were found only on rare occasions in these pigmentary disorder...

journal_title：Journal of cutaneous pathology

authors： Horikoshi T,Jimbow K,Sugiyama S

更新日期：1982-10-01 00:00:00

abstract：:Trichilemmoma is considered a benign neoplasm derived from the outer root sheath of the hair follicle. Although the histogenesis of the lesion is unknown, a relationship between human papillomavirus (HPV) infection and development of these tumors has been suggested on morphologic observations. In order to determine wh...

journal_title：Journal of cutaneous pathology

authors： Leonardi CL,Zhu WY,Kinsey WH,Penneys NS

更新日期：1991-06-01 00:00:00

abstract：:The main histopathological features in the cutaneous lesions of Churg-Strauss syndrome (CSS) are dermal leukocytoclastic vasculitis with a variable eosinophilic infiltrate and non-vasculitic tissue eosinophilia with granuloma formation. This wide histopathological spectrum may account for the various skin manifestatio...

journal_title：Journal of cutaneous pathology

authors： Ishibashi M,Kudo S,Yamamoto K,Shimai N,Chen KR

更新日期：2011-03-01 00:00:00