Patterns of beta-catenin expression in gastric carcinoma: clinicopathological relevance and mutation analysis.

abstract：:In this report, a case of metaplastic thymoma arising in a thymic cyst wall is discussed. The patient was a 61-year-old male whose chief complaint was sweating and chest pain. Imaging study revealed a mediastinal mass with right hemithoracic extension. He underwent surgical resection of the mass and remnants of the th...

journal_title：International journal of surgical pathology

authors： Poorabdollah M,Mehdizadeh E,Mohammadi F,Sabeti S

更新日期：2009-02-01 00:00:00

abstract：:Transformation of an ameloblastic fibroma to an ameloblastic fibrosarcoma has been reported rarely in the literature. The present case report describes such evolution in a patient under long-term follow-up. The patient was first treated in 2008, and he developed the malignant counterpart of the disease 2 years later. ...

journal_title：International journal of surgical pathology

authors： Bertoni F,Del Corso G,Bacchini P,Marchetti C,Tarsitano A

更新日期：2016-10-01 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：:Lynch syndrome is a hereditary disease with germline mutation in a DNA mismatch repair gene, most often presenting with colorectal and/or endometrial carcinomas; however, the spectrum of Lynch syndrome-associated tumors is expanding. In this article, we report a case of a primary peritoneal epithelioid mesothelioma th...

journal_title：International journal of surgical pathology

authors： Lu Y,Milchgrub S,Khatri G,Gopal P

更新日期：2017-05-01 00:00:00

abstract：:In this study, we examined aberrant methylation of the E-cadherin, estrogen receptor, RB1 , p16, p15, p14, and MGMT genes by the methylation-specific polymerase chain reaction method in 101 gastric carcinomas. Hypermethylation was detected in E-cadherin, estrogen receptor, RB1, p16, p14, p15, and MGMT at the rates of ...

journal_title：International journal of surgical pathology

authors： Zhao YF,Zhang YG,Tian XX,Juan Du,Jie Zheng

更新日期：2007-07-01 00:00:00

abstract：:A cystic swelling in the parotid gland should lead to a differential diagnosis that includes benign cystic lesion of the gland, benign tumors that are frequently associated with cystic degeneration or entirely cystic de novo, or even a malignant neoplasm. The case presented is that of a cystic parotid swelling of 2 ye...

journal_title：International journal of surgical pathology

authors： Qannam A,Bello IO,Al-Kindi M,Al-Hindi M

更新日期：2013-04-01 00:00:00

abstract：:Sclerosing cholangitis is an autoimmune condition characterized by lymphocytic infiltration within the biliary epithelium leading to multifocal stricturing of the biliary tree. Primary sclerosing cholangitis (PSC) is the most common type encountered clinically. However, a similar process may occur in conjunction with ...

journal_title：International journal of surgical pathology

authors： Ong SL,Garcea G,Puls F,Richards C,Mulcahy K,Grant A,Dennison AR,Berry DP

更新日期：2011-02-01 00:00:00

abstract：:Circulating tumor cells are rare in peripheral blood smears. We report the case of a patient with circulating breast carcinoma cells resembling circulating myeloid blasts and provide a brief review of the literature. Peripheral blood smears and a bone marrow aspirate were examined morphologically and by flow cytometry...

journal_title：International journal of surgical pathology

authors： Rowan DJ,Logunova V,van Tuinen P,Olteanu H,Peterson JF

更新日期：2017-02-01 00:00:00

abstract：:We assessed the contribution of histopathological features to systemic recurrence (SR) in patients with colorectal cancer, using a case-control design: 71 cases and 184 controls were included, with a mean time until SR of 1.4 ± 0.1 years and a mean follow-up of controls of 1.6 ± 0.06 years. Cases had significantly gre...

journal_title：International journal of surgical pathology

authors： Hayes BD,O'Riordan JM,Stuart C,Muldoon C

更新日期：2014-09-01 00:00:00

abstract：:Calcifying epithelial odontogenic tumor, also known as Pindborg tumor, is a rare benign odontogenic tumor. This tumor predominantly involves the mandible, though the maxilla can also be involved in some cases. The involvement of maxillary sinuses, however, has been previously reported in only 8 case reports English li...

journal_title：International journal of surgical pathology

authors： Mitra S,Kaur G,Nada R,Mohindra S

更新日期：2016-09-01 00:00:00

abstract：:This study describes the clinical, histologic, and immunohistochemical features of four cases of GI PEComa. The size of the tumors ranged from 3.5 to 6.0cm in diameter, and all were located in wall of the large bowel. Microscopically, the tumors were characterized by an epithelioid arrangement of tumor cells, which ha...

journal_title：International journal of surgical pathology

authors： Shi HY,Wei LX,Sun L,Guo AT

更新日期：2010-08-01 00:00:00

abstract：:Ulcerative colitis-related epithelial dysplasia represents a premalignant lesion, which may lead to the development of ulcerative colitis-related adenocarcinoma. The proper management of this condition requires proctocolectomy before the acquisition of the invasive phenotype. Patients with chronic ulcerative colitis, ...

journal_title：International journal of surgical pathology

authors： Urbanski SJ,Fogt F

更新日期：2000-01-01 00:00:00

abstract：:Mixed adenoneuroendocrine carcinomas (MANECs) of the biliary tract are rare tumors, and to date only a few cases arising in the gallbladder have been reported. Their histogenesis is a matter of debate, since the biliary tract normally lacks neuroendocrine cells. However, the immunohistochemical identification of nonne...

journal_title：International journal of surgical pathology

authors： Acosta AM,Hamedani FS,Kajdacsy-Balla A,Wiley EL

更新日期：2015-08-01 00:00:00

abstract：:A rare case of primary pleomorphic liposarcoma of the thigh with a myxoid component, in which divergent differentiation to a well-differentiated chondrosarcoma was focally present, is described. Presence of heterologous elements has mainly been recognized in the context of dedifferentiated liposarcomas. Few cases of b...

journal_title：International journal of surgical pathology

authors： Panoussopoulos D,Theodoropoulos G,Lazaris AC,Papadimitriou K

更新日期：2004-01-01 00:00:00

abstract：AIMS. GIARDIA:is sometimes missed by the pathologist, and we sought to determine how often this occurs at our institution-a large tertiary care center with a subspecialty gastrointestinal pathology service and what certain clinical and histologic clues can be used to flag cases with a higher likelihood of infection, ta...

journal_title：International journal of surgical pathology

authors： Shen MJ,Voltaggio L,Robertson S

更新日期：2020-08-10 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：:Superficial CD34-positive fibroblastic tumor (SCPFT) is a recently described entity that, despite significant pleomorphism, carries a good prognosis. We briefly describe this tumor and its principal differential diagnoses. Recognition of SCPFTs, including the clinical context in which they arise, is important to avoid...

journal_title：International journal of surgical pathology

authors： Foot O,Hallin M,Bagué S,Jones RL,Thway K

更新日期：2020-12-01 00:00:00

abstract：:Lymphoplasmacyte-rich meningioma (LPRM) is an extremely rare variant of meningioma, and a small percentage of LPRM may be associated with IgG4-related disease. To date, the coexistence of 2 rare meningioma variants consisting of LPRM and angiomatous meningioma within one neoplasm has not been reported in the literatur...

journal_title：International journal of surgical pathology

authors： Son HJ,Yu IK,Kim SM

更新日期：2018-02-01 00:00:00

abstract：:Cystic neoplasms of the pancreas are rare and often mistaken for pseudocyst by imaging studies and macroscopic examination. We describe an unusual tumor of the pancreas composed of a mural nodule of anaplastic carcinoma arising from a huge ductal adenocarcinoma undergoing cystic degeneration. The cyst measured 27 x 13...

journal_title：International journal of surgical pathology

authors： Lee LY,Hsu HL,Chen HM,Hsueh C

更新日期：2003-07-01 00:00:00

abstract：:CD138 (syndecan-1) immunoexpression has been reported to be specific for the plasmacytoid variant of urothelial carcinomas (UCs). The aim of this study was to examine the utility of CD138 immunohistochemistry for diagnosing the plasmacytoid variant of UCs. The extent and intensity of CD138 immunostaining were evaluate...

journal_title：International journal of surgical pathology

authors： Goto K

更新日期：2016-10-01 00:00:00

abstract：:Synchronous tumors of the stomach are uncommon. We present a unique case of gastric synchronous tumors composed of signet-ring cell adenocarcinoma and gastrointestinal stromal tumor (GIST). The two tumors arose at the same site and were sharply juxtaposed without intermingling of morphologically distinct elements. Coi...

journal_title：International journal of surgical pathology

authors： Lee FY,Jan YJ,Wang J,Yu CC,Wu CC

更新日期：2007-10-01 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：:To elucidate the relationship between del(5q) and the clinical and histological features of small cell neuroendocrine lung carcinoma, 33 tissue samples from patients with this tumor were evaluated. By using fluorescence in situ hybridization, del(5q) was identified in almost 50% of cases (15/33, 45%). Clinically, pati...

journal_title：International journal of surgical pathology

authors： Hartel PH,Shackelford AL,Hartel JV,Wenger SL

更新日期：2008-10-01 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：: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：:A 61-year-old woman presented with solitary lymphadenopathy suspicious for lymphoma. An excisional biopsy of a right inguinal lymph node demonstrated metastatic Merkel cell carcinoma (MCC). No skin lesions were detected, but a primary nasopharyngeal mass was identified. A microscopic examination of the nasopharyngeal ...

journal_title：International journal of surgical pathology

authors： Wu KN,McCue PA,Berger A,Spiegel JR,Wang ZX,Witkiewicz AK

更新日期：2010-10-01 00:00:00

abstract：:We describe the case of a 62-year-old man with chronic irritation of the urinary bladder resulting in dysuria and hypogastric pain. Three neoplasms measuring 0.5, 1, and 1.5 cm, respectively, were observed by cystoscopy and removed by transurethral resection (TUR). Histologic examination showed a complex folding of sq...

journal_title：International journal of surgical pathology

authors： Botella E,Burgués O,Navarro S,Ramos D,Ferrer J,Gimeno C,Llombart-Bosch A

更新日期：2000-07-01 00:00:00

abstract：:Germinotropic lymphoproliferative disorder (GLPD) is a poorly characterized lymphoproliferative entity, recently included in the World Health Organization classification of hematolymphoid neoplasms. The histological pattern of this disease comprises monotypic plasmablasts that involve the germinal centers of the lymph...

journal_title：International journal of surgical pathology

authors： Martinez-Ciarpaglini C,Valkov A,Hurtado M,Agustí J,Malave G,Ferrández A

更新日期：2020-10-01 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：:Diverticulosis of the appendix is a relatively rare pathological finding. The majority are acquired pseudodiverticula. True congenital diverticula are very rare. Appendiceal diverticulosis is usually an incidental finding and clinically asymptomatic. When symptomatic, it is usually complicated by acute or chronic dive...

journal_title：International journal of surgical pathology

authors： Abdullgaffar B

更新日期：2009-06-01 00:00:00