Pediatric renal cell carcinoma associated with Xp11.2 translocation/TFE3 gene fusion.

abstract：CONTEXT.:Follicular cholecystitis (FC) is a poorly characterized entity. OBJECTIVE.:To determine its frequency/clinicopathologic associations. DESIGN.:A total of 2550 cholecystectomy specimens were examined. Two hundred three of these were consecutive routine cholecystectomies submitted entirely for microscopic exami...

journal_title：International journal of surgical pathology

authors： Saka B,Memis B,Seven IE,Pehlivanoglu B,Balci S,Bagci P,Reid M,Dursun N,Escalano OT,Roa JC,Araya JC,Kong SY,Basturk O,Koshiol J,Adsay NV

更新日期：2020-12-01 00:00:00

abstract：:Pseudofungi are septate hyphae-like structures very similar morphologically to true fungal elements. Histologically their presence poses a diagnostic challenge as they mimic fungal infection. Accurate identification of pseudofungi is required to avoid unnecessary treatment, and this can be accomplished by careful morp...

journal_title：International journal of surgical pathology

authors： Lyapichev KA,Agarwal AN,Rosenberg AE,Chapman JR

更新日期：2016-09-01 00:00:00

abstract：:Adenocarcinomas and noninvasive intraepithelial neoplasms (either polypoid or flat) are the most common gallbladder tumors; however, neuroendocrine neoplasms (NENs) can also occur. The majority of NENs are represented by neuroendocrine carcinomas (NECs), while neuroendocrine tumors (NETs) are extremely rare in this lo...

journal_title：International journal of surgical pathology

authors： Kővári B,Turkevi-Nagy S,Lauwers GY,Jiang K

更新日期：2021-01-09 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：:Mucoepidermoid carcinoma (MEC) shows a wide morphologic spectrum, including epithelium with oncocytic or squamous metaplastic changes overlying a prominent cystic architecture, as well as tumor-associated lymphoid tissue. We illustrate a case of MEC of the parotid in a 17-year-old female, in which all these features o...

journal_title：International journal of surgical pathology

authors： Heatley N,Harrington KJ,Thway K

更新日期：2018-02-01 00:00:00

abstract：:Goblet cell carcinoid (GCC) of the appendix is characterized by a dual differentiation of both endocrine and gland. This study, therefore, explores its clinicopathological and immunohistochemical features. The authors reviewed clinicopathological and immunohistochemical features of 26 GCC cases in Southwest China betw...

journal_title：International journal of surgical pathology

authors： Yong Jiang,Huawei Liu,Hu Long,Yingying Yang,Dianying Liao,Xiuhui Zhang

更新日期：2010-12-01 00:00:00

abstract：:Primitive neuroepithelial differentiation in malignant peripheral nerve sheath tumors (MPNSTs) has been reported in children but is extremely rare in adults. The authors report the case of a 70-year-old woman who presented with swelling of the right leg of 1-month duration. Fine-needle aspiration cytology was suggesti...

journal_title：International journal of surgical pathology

authors： Anvikar AR,Kulkarni MP,Ramteerthakar NA,Gosavi AV,Sulhyan KR

更新日期：2012-10-01 00:00:00

abstract：:Eccrine porocarcinoma is a potentially fatal form of sweat gland carcinoma, due to its propensity to metastasize through lymph vessels. The authors report the case of a 69-year-old female who presented with swelling of the right leg and an ulcerated lesion of the right great toe. The initial histologic diagnosis was i...

journal_title：International journal of surgical pathology

authors： Ramirez Y,Fellegara G,Bugiani M

更新日期：2012-10-01 00:00:00

abstract：:Ectopic adrenal cortical neoplasms are extremely rare, and only a few have involved the CNS. We report the first case of an intramedullary oncocytic adrenal cortical neoplasm of the spinal cord with immunohistochemical (IMHC) confirmation. A 27-year-old man presented with progressive lower extremity weakness, spastic ...

journal_title：International journal of surgical pathology

authors： Cassarino DS,Santi M,Arruda A,Patrocinio R,Tsokos M,Ghatak N,Quezado M

更新日期：2004-07-01 00:00:00

abstract：:The rare reports of mucinous variant of follicular carcinoma of the thyroid gland have not provided enough evidence to support the recognition of these tumors as a distinct clinicopathologic entity or to understand their etiopathogenesis. We report the fourth case of mucinous variant of follicular carcinoma displaying...

journal_title：International journal of surgical pathology

authors： Squillaci S,Pitino A,Spairani C,Ferrari M,Carlon E,Cosimi MF

更新日期：2016-04-01 00:00:00

abstract：:Langerhans cell histiocytosis (LCH) with primary involvement of the upper gastrointestinal (GI) tract is rare. We report 2 adult cases of localized LCH in the upper-GI tract, including the second reported adult case of esophageal LCH and review 11 previously reported cases. Case 1 involved the esophagus of a 61-year-o...

journal_title：International journal of surgical pathology

authors： Matsuoka Y,Iemura Y,Fujimoto M,Shibuya S,Yamada A,Fujii S,Kusaka T,Shindo T,Minamiguchi S,Haga H

更新日期：2020-10-09 00:00:00

abstract：:A completely infarcted lymph node should alert the pathologist to the high possibility of malignant lymphoma. The lymph node lesion of infectious mononucleosis (IM) shows marked histologic diversity and occasionally may be confused with malignant lymphoma. We report a rare case of IM showing extensive lymph node infar...

journal_title：International journal of surgical pathology

authors： Kojima M,Nakamura S,Sugihara S,Sakata N,Masawa N

更新日期：2002-07-01 00:00:00

abstract：:A 37-year-old woman was found to have multiple peritoneal nodules, including on the uterine serosa, at Cesarean section. Histology showed yellow crystalline material surrounded by histiocytes and occasional multinucleate giant cells. Further enquiry revealed that the patient underwent a cholecystectomy for a perforate...

journal_title：International journal of surgical pathology

authors： McVeigh G,McComiskey M,McCluggage WG

更新日期：2012-02-01 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：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：:Benign lymphoepithelial cyst (BLC) of the salivary gland is uncommon. Among report of these lesions, there were no previous cases of lymphoepithelial lesion (LeL) in human immunodeficiency virus type-1 (HIV-1) unrelated BLC. This study reports 3 cases of HIV-unrelated BLC containing LeL-like structures. Pathologically...

journal_title：International journal of surgical pathology

authors： Kojima M,Nakamura N,Matsuda H,Kaba S,Itoh H,Masawa N

更新日期：2009-12-01 00:00:00

abstract：:Alveolar soft part sarcoma (ASPS) is a rare neoplasm that most commonly presents in the lower extremities. Although ASPS has distinctive histologic features, it may cause diagnostic problems when it arises in unusual locations. To our knowledge, only 1 case of ASPS arising within the breast has previously been reporte...

journal_title：International journal of surgical pathology

authors： Wu J,Brinker DA,Haas M,Montgomery EA,Argani P

更新日期：2005-01-01 00:00:00

abstract：:A high level of serum alpha-fetoprotein (AFP) is typically indicative of hepatocellular carcinoma in patients with liver lesions. In this article, we describe an exceptional case of intrahepatic cholangiocarcinoma that occurred in a 36-year-old man with a markedly elevated serum AFP level (12310.7 ng/mL). Histopatholo...

journal_title：International journal of surgical pathology

authors： Vij K,Wang HL

更新日期：2008-04-01 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：:The purpose of our study was to investigate the diagnostic value of expression of IMP3, nucleophosmin, and correlation of these markers with Ki-67 proliferation index in papillary thyroid carcinoma and benign neoplasms of thyroid gland. The aim was also to investigate whether there is a difference between papillary an...

journal_title：International journal of surgical pathology

authors： Yorukoglu A,Yalcin N,Avci A,Cakalagaoglu F,Yaylali G,Akin F,Haciyanli M,Ozden A

更新日期：2015-02-01 00:00:00

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：:We report a case of polymorphous hemangioendothelioma, a rare vascular neoplasm, arising in the liver of a 51-year-old woman. Microscopically, this neoplasm is characterized by a polymorphous blend of solid, primitive vascular and angiomatous areas in variable proportions. Polymorphous hemangioendothelioma is consider...

journal_title：International journal of surgical pathology

authors： El Hussein S,Omarzai Y

更新日期：2017-05-01 00:00:00

abstract：:Cervical cancer is the most common gynecologic malignancy of the developing world. The oncogenic role of human papilloma virus (HPV) is well known. Attention is now focusing on the complicit genetic changes, which allow progression of these tumors. Regarding these changes, deletion of tumor suppressor genes (loss of h...

journal_title：International journal of surgical pathology

authors： Clarke B,Gordon M,Moodley M,Naidoo R,Chetty R

更新日期：2003-10-01 00:00:00

abstract：:Lanthanum carbonate (LC) is a new type of phosphate adsorbent used to treat patients with hyperphosphatemia caused by chronic kidney diseases. Recent studies have pointed out that lanthanum deposition can be found in the cytoplasm of histiocytes in the gastroduodenal mucosa of these patients. On the other hand, it is ...

journal_title：International journal of surgical pathology

authors： Komatsu-Fujii T,Onuma H,Miyaoka Y,Ishikawa N,Araki A,Ishikawa N,Yamamoto T,Mishiro T,Adachi K,Kinoshita Y,Tauchi-Nishi P,Maruyama R

更新日期：2017-12-01 00:00:00

abstract：:Rosai-Dorfman disease (RDD; sinus histiocytosis with massive lymphoadenopathy) is a rare, usually nodal self-limited disease. Sometimes nodal disease is coupled with extranodal localizations, in which case the disease can follow a protracted clinical course characterized by remissions and relapses and, exceptionally, ...

journal_title：International journal of surgical pathology

authors： Di Tommaso L,Rahal D,Bossi P,Roncalli M

更新日期：2010-12-01 00:00:00

abstract：:Merkel cell carcinoma (MCC) is a rare entity that most commonly arises from the skin. Angiosarcoma (AS) is a rare malignancy with a predilection for elderly males, has endothelial differentiation and a notoriously poor prognosis despite aggressive therapy. Herein, we report an angiosarcoma colliding with a MCC, in a p...

journal_title：International journal of surgical pathology

authors： Hacking S,Chavaria H,Khan L,Das K

更新日期：2020-05-01 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：:Malakoplakia is a rare granulomatous disease that commonly involves the genitourinary tract, with the urinary bladder being the most frequently affected site. Grossly, malakoplakia can present as soft yellow plaques, nodules, bladder mass, or even without any visible lesion. In this article, we present a 74-year-old f...

journal_title：International journal of surgical pathology

authors： Lee SL,Teo JK,Lim SK,Salkade HP,Mancer K

更新日期：2015-10-01 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：BACKGROUND:Epithelioid hemangioendothelioma (EHE) is an uncommon malignant endothelial neoplasm that most commonly arises in soft tissue, bone, lung, and liver. Crohn's disease (CD) is an inflammatory bowel disease of unknown etiology that is frequently associated with complications including strictures, fistulas/fissu...

journal_title：International journal of surgical pathology

authors： Spasic S,Brcic I,Freire R,Garcia-Buitrago MT,Rosenberg AE

更新日期：2019-06-01 00:00:00