Primary vaginal Ewing sarcoma: case report and review of the literature.

abstract：:Gastric duplication cysts are rare congenital anomalies that are mostly discovered in children but can remain asymptomatic and undetected into adulthood. Malignant transformation in gastric duplications is extremely rare, with most reported cases being adenocarcinomas. Herein, the authors report the first case of a hi...

journal_title：International journal of surgical pathology

authors： Horne G,Ming-Lum C,Kirkpatrick AW,Parker RL

更新日期：2007-04-01 00:00:00

abstract：:Spindle cell neoplasms arising in the testis are uncommon; most cases belong to the category of gonadal stromal tumors, and the presence of distinctive clinical and pathological features usually lead to a definitive diagnosis. In some instances, however, the diagnosis of these tumors can be challenging and special tec...

journal_title：International journal of surgical pathology

authors： Nistal M,Gonzalez-Peramato P,Serrano A,Reyes-Mugica M,Cajaiba MM

更新日期：2011-02-01 00:00:00

abstract：BACKGROUND:Benign neurogenic tumor involving the urinary bladder is a very rare and heterogeneous disease group. The clinical and radiological diagnosis may be difficult because of the disease's rarity and the histological similarities of each disease especially in needle biopsy specimens. However, accurate diagnosis i...

journal_title：International journal of surgical pathology

authors： Lee C,Kim B,Song B,Park JH,Moon KC

更新日期：2018-05-01 00:00:00

abstract：:The role and diagnostic efficacy of gene and protein products RB1, CDK4, CHMP2B, HSP90, and cPLA2G4A, all previously shown to be involved in tumor genesis and cell proliferation, were examined by immunohistochemical techniques in 32 cases of myxofibrosarcomas and 29 myxoid liposarcomas (all diagnosis had been confirme...

journal_title：International journal of surgical pathology

authors： Wang T,Goodman MA,McGough RL,Weiss KR,Rao UN

更新日期：2014-10-01 00:00:00

abstract：BACKGROUND:Acetylcholinesterase (AchE) histochemistry has been established as an accurate diagnostic tool for Hirschsprung's disease (HD). In addition, calretinin immunohistochemistry is also reported as a reliable and adjunctive method to diagnose HD. We investigated the diagnostic value of combined AchE histochemistr...

journal_title：International journal of surgical pathology

authors： Jeong H,Jung HR,Hwang I,Kwon SY,Choe M,Kang YN,Jung E,Kim SP

更新日期：2018-09-01 00:00:00

abstract：:PEComas are mesenchymal neoplasms composed of perivascular epithelioid cells (PEC) and include a spectrum of tumors. PEComas and malignant melanoma share common morphological, immunohistochemical, and ultrastructural features, such as epithelioid cell morphology and melanocytic immunophenotype. Melanocytic markers com...

journal_title：International journal of surgical pathology

authors： Ferenczi K,Lastra RR,Farkas T,Elenitsas R,Xu X,Roberts S,Brooks JS,Zhang PJ

更新日期：2012-02-01 00:00:00

abstract：:The role of histopathology for diagnosing celiac disease (CD) has been recently challenged. However, based in our experience with roughly 4,600 distal duodenal and jejunal biopsies in children it is apparent that appropriate biopsy site, handling, processing, and microscopic evaluation result in a consistent pattern o...

journal_title：International journal of surgical pathology

authors： Drut R,Rúa EC

更新日期：2001-10-01 00:00:00

abstract：:We present an unusual association of mediastinal germ cell tumor containing seminoma and angiosarcoma components and splenic histiocytic sarcoma. A 15-year-old boy presented with chest pain. Histopathologically, an anterior mediastinal mass contained typical seminoma, immature teratoma, embryonal carcinoma, angiosarco...

journal_title：International journal of surgical pathology

authors： Song SY,Ko YH,Ahn G

更新日期：2005-07-01 00:00:00

abstract：:Primary pulmonary acinic cell carcinoma (ACC) is rare. The clinicopathological features are not identical to that of classic ACC that leads to misdiagnosis. In this article, we summarized the clinicopathological features of 25 such cases, including 6 cases in this series and additional 19 cases in the literature. Pulm...

journal_title：International journal of surgical pathology

authors： Nie L,Zhou C,Wu H,Zhou Q,Meng F

更新日期：2019-09-01 00:00:00

abstract：:Ocular sebaceous carcinoma is an uncommon, aggressive tumor arising from the Meibomian gland, Zeis gland, or sebaceous glands in the caruncle or eyelashes. We described a rare case of sebaceous carcinoma in situ in a 51-year-old female that was characterized by intraepithelial growth of sebaceous carcinoma cells with ...

journal_title：International journal of surgical pathology

authors： Yim CL,Lam SC,Yuen HKL,Cheuk W

更新日期：2020-12-01 00:00:00

abstract：:We report the case of a sclerosing perineurioma with conspicious collagen rosette formation in a 20-year-old male presenting with a firm, painless nodule on the palmar side of his right ring finger. The main differential diagnosis is a low-grade fibromyxoid sarcoma. The distinction between these entities is important ...

journal_title：International journal of surgical pathology

authors： Creytens D,Ferdinande L,Van Dorpe J

更新日期：2018-04-01 00:00:00

abstract：:Palisaded mammary-type myofibroblastoma is a rare variant of benign stromal spindle cell tumor whose histological features are well known. Nevertheless, no cytological features have been reported to date. In this article, we describe the cytological features of a case of palisaded mammary-type myofibroblastoma in whic...

journal_title：International journal of surgical pathology

authors： Fabbri VP,Damiani S,Baccarini P,Saguatti G,Cucchi MC,Foschini MP

更新日期：2017-04-01 00:00:00

abstract：:Malignant melanoma (MM), the most common metastatic solid tumor to involve the breast, may present as a diagnostic problem, frequently requiring the use of ancillary studies for accurate diagnosis. The implication of hormonal interplay is strong since metastatic MM to the breast is seen nearly always in women. However...

journal_title：International journal of surgical pathology

authors： Beaty MW,Quezado M,Sobel ME,Duray P,Merino MJ

更新日期：2005-01-01 00:00:00

abstract：:Crystalloid granuloma (CG) of salivary gland is an extremely rare inflammatory disease, and only 6 cases have been reported in the English literature. CG is histologically characterized by a granulomatous reaction to amylase crystalloid deposition. A 73-year-old woman presented with a painful left neck mass. Computed ...

journal_title：International journal of surgical pathology

authors： Motoda N,Onda M,Nakamizo M,Ohashi R,Okubo K,Naito Z

更新日期：2019-04-01 00:00:00

abstract：:We present a case of clear cell meningioma with unusual clinical and pathologic features. The patient was a 54-year-old man who underwent laminectomy and durotomy for an intradural tumor in the lumbar spinal canal. Sections showed a predominance of dense collagenous tissue with irregularly shaped and irregularly sized...

journal_title：International journal of surgical pathology

authors： Schollenberg E,Easton AS

更新日期：2013-08-01 00:00:00

abstract：:Spontaneous regression of malignant tumour is a rare phenomenon. This report describes such an occurrence in a gastric large cell neuroendocrine carcinoma of a 77-year-old man. The patient presented with dyspepsia, and biopsy of the fungating mass in the cardia showed a high grade neuroendocrine carcinoma. The pre-ope...

journal_title：International journal of surgical pathology

authors： Ip YT,Pong WM,Kao SS,Chan JK

更新日期：2011-06-01 00:00:00

abstract：:A case of endobronchial pagetoid spread of a breast carcinoma metastatic to the lung is described. A 73-year-old woman underwent wedge lung resection after the cytological diagnosis of lung metastasis from ductal invasive breast carcinoma. The breast carcinoma had been surgically removed 6 years previously; at the tim...

journal_title：International journal of surgical pathology

authors： Monica MA,Baccarini P,Cucchi MC,Lacava N,Foschini MP

更新日期：2017-02-01 00:00:00

abstract：:Carcinomas in the breast with a predominantly clear cytoplasm are rare. In this article, we review the differential diagnosis of clear cell breast neoplasms and report a case of invasive lobular carcinoma with extensive clear cell morphology that was diagnosed as invasive ductal carcinoma, not otherwise specified, on ...

journal_title：International journal of surgical pathology

authors： Kavesh MH,Sanchez D,Asirvatham JR

更新日期：2020-04-01 00:00:00

abstract：:Clear cell chondrosarcoma (CCCS) is a rare variant of conventional chondrosarcoma with low-grade malignant features that may be confused radiographically and histologically with chondroblastoma. We report a case of a 50-year-old female who presented with 6 months of left hip pain. Initial radiographs demonstrated an o...

journal_title：International journal of surgical pathology

authors： Kiefer RM,Wojcik J,Cooper K,Weber KL,Sebro R

更新日期：2018-12-01 00:00:00

abstract：:Calcifying pseudoneoplasm of the neuraxis (CAPNON) is a rare tumor-like lesion with unclear pathogenesis. Collision lesions of CAPNONs with neoplasms are occasionally reported. In this article, we report the first case of collision lesions between CAPNON and rheumatoid nodules (RNs) in a patient with systemic lupus er...

journal_title：International journal of surgical pathology

authors： Lu JQ,Popovic S,Provias J,Cenic A

更新日期：2020-07-15 00:00:00

abstract：:We report a cytohistologic and immunohistochemical study of 2 cases of papillary thyroid carcinoma occurring in a thyroglossal duct cyst. The patients were a 21-year-old woman and a 48-year-old man. Needle aspiration cytology smears were consistent with papillary thyroid carcinoma. The Sistrunk procedure was done. Pap...

journal_title：International journal of surgical pathology

authors： Falconieri G,Della Libera D,Zanella M

更新日期：2001-01-01 00:00:00

abstract：:Aims Epithelial mesenchymal transition (EMT) is a crucial process for acquisition of malignant phenotype, aggressiveness, and metastatic capacity in neoplasms. It is characterized by loss of epithelial markers and gain of mesenchymal markers. Studies on EMT and its potential association with the histological grading a...

journal_title：International journal of surgical pathology

authors： Angadi PV,Patil PV,Angadi V,Mane D,Shekar S,Hallikerimath S,Kale AD,Kardesai SG

更新日期：2016-12-01 00:00:00

abstract：:The aim of this study was to investigate the role of UbcH10 expression in the differential diagnosis of benign, hyperplastic, and malignant endometrial tissues and also the relationship of UbcH10 with the clinicopathologic parameters of malignant cases. A tissue microarray was performed for 81 endometrial curettage bi...

journal_title：International journal of surgical pathology

authors： Kefeli M,Yildiz L,Celik H,Tosun M,Karagoz F

更新日期：2012-08-01 00:00:00

abstract：AIMS:Diffuse large B-cell lymphomas (DLBCL) can be divided into different subgroups (germinal center B-cell-like [GCB] and non-GCB) according to their gene expression profiles. Immunohistochemistry has been proposed as a surrogate for identifying these subgroups, but data about its efficacy in providing prognostic info...

journal_title：International journal of surgical pathology

authors： Laszlo D,Pruneri G,Andreola G,Radice D,Calabrese L,Rafaniello PR,Nassi L,Sammassimo S,Alietti A,Agazzi A,Vanazzi A,Martinelli G

更新日期：2011-08-01 00:00:00

abstract：:Pleomorphic adenoma with foci of squamous and mucinous differentiation can potentially be misdiagnosed as low-grade mucoepidermoid carcinoma. The circumscribed borders of the tumor, gradual merging of mucoepidermoid foci into areas typical of pleomorphic adenoma, and presence of keratinization are features against the...

journal_title：International journal of surgical pathology

authors： Guo SP,Cheuk W,Chan JK

更新日期：2009-08-01 00:00:00

abstract：BACKGROUND:Phyllodes tumors (PTs) of the breast are rare biphasic neoplasms and are classified as benign, borderline, or malignant. Many biological markers have been studied to discriminate between different grades of PTs. IMP3 is a member of the insulin-like growth factor II mRNA binding protein (IMP) family and is ex...

journal_title：International journal of surgical pathology

authors： Bellezza G,Prosperi E,Del Sordo R,Colella R,Rulli A,Sidoni A

更新日期：2016-02-01 00:00:00

abstract：:Mammary-type myofibroblastoma (MFB) is a benign spindle cell tumor of the breast and soft tissue characterized by 13q14 alterations leading to loss of Rb-1 protein expression, a feature shared among spindle cell lipoma and cellular angiofibroma. In this article, we present a novel case of MFB arising in the left breas...

journal_title：International journal of surgical pathology

authors： Strait AM,Linos K,Tafe LJ,Muller KE

更新日期：2020-08-05 00:00:00

abstract：BACKGROUND:Protein kinase C βII promotes melanogenesis and affects proliferation of melanocytic cells but is frequently absent or decreased in melanoma cells in vitro. OBJECTIVE:To investigate PKC-βII expression and spatial distribution within a lesion in various benign and malignant melanocytic proliferations. METHO...

journal_title：International journal of surgical pathology

authors： Krasagakis K,Tsentelierou E,Chlouverakis G,Stathopoulos EN

更新日期：2017-09-01 00:00:00

abstract：:Male endometriosis and endomyometriosis (also termed "uterus-like mass") are 2 unusual manifestations of endometriosis. We report a case of male endomyometriosis with immunohistochemical and molecular confirmation. A 52-year-old man presented with stabbing pelvic pain. Computed tomography scan showed a mass in the rig...

journal_title：International journal of surgical pathology

authors： González RS,Vnencak-Jones CL,Shi C,Fadare O

更新日期：2014-08-01 00:00:00

abstract：:Adenomyoma and adenomyomatous hyperplasia are benign tumor-like lesions that rarely involve the major or minor duodenal papilla. We report the case of a 73-year-old patient who underwent a cephalic duodenopancreatectomy due to clinical and radiological evidence of underlying malignant neoplasm. The histopathology resu...

journal_title：International journal of surgical pathology

authors： Gialamas E,Mormont M,Bagetakos I,Frossard JL,Morel P,Puppa G

更新日期：2018-10-01 00:00:00