Cystic Squamous Cell Carcinomas of the Jaws: Twelve Cases Highlighting Histopathological Pitfalls.

abstract：:Mammary sclerosing lobular hyperplasia is an uncommon benign fibroproliferative lesion of adolescent and young women, often of African American heritage with an incidence of ~3%. Patients generally complain of a palpable, painless, or slightly tender and well-defined lump in breast. Very rarely, this lesion may be bil...

journal_title：International journal of surgical pathology

authors： Elfituri O,Sonawane S,Xu H,Warso MA,Wiley E

更新日期：2018-06-01 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：:Enfuvirtide (ENF, T-20, or Fuzeon [Hoffman-La Roche Inc, Nutley, NJ, and Trimeris, Inc, Durham, NC]) is an HIV-1 fusion inhibitor and is the only injectable antiretroviral drug available. Injection site reactions (ISRs) are the most frequently reported adverse events, occurring in about 98% of patients. A granuloma an...

journal_title：International journal of surgical pathology

authors： Sidhu HK,Chaffee BH,Tvetenstrand CD,Sidhu JS

更新日期：2010-10-01 00:00:00

abstract：OBJECTIVE:To assess the pathologic characteristics and prognostic significance of periprostatic lymph node (LN) metastasis of prostate cancer. The latter was performed by comparing biochemical recurrence (BCR)-free survival in cases of periprostatic LN metastasis versus matched patients showing pelvic LN metastasis. M...

journal_title：International journal of surgical pathology

authors： González-Roibón N,Han JS,Lee S,Feng Z,Arslankoz S,Smith N,Pierorazio PM,Humphreys E,Deweese TL,Partin AW,Bivalacqua TJ,Han M,Trock B,Netto GJ

更新日期：2013-08-01 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：:We report our experience with Chromogenic in Situ Hybridization (CISH) for the evaluation of HER2 amplification on 55 cases of formalin-fixed, paraffin-embedded invasive breast carcinomas of different histology. All the results were corrected for chromosome 17 aneusomy and compared with immunohistochemistry (IHC); a s...

journal_title：International journal of surgical pathology

authors： Li-Ning-T E,Ronchetti R,Torres-Cabala C,Merino MJ

更新日期：2005-10-01 00:00:00

abstract：:Polyoma virus nephritis is increasingly being recognized as a cause of allograft dysfunction in renal transplant patients. We describe and illustrate the findings in a renal biopsy and a concurrent urine sample from a patient with polyoma virus nephritis. The urine cytology findings were highly suggestive of a tumor d...

journal_title：International journal of surgical pathology

authors： Papadimitriou JC,Drachenberg CB,Bourquin PM

更新日期：2000-10-01 00:00:00

abstract：:Intralymphatic histiocytosis (ILH) is a peculiar pathological process characterized by the collections of benign histiocytes in dilated lymph vessels. Although the majority of ILH patients present clinically with various forms of cutaneous manifestation, rare extracutaneous incidences have been reported in the literat...

journal_title：International journal of surgical pathology

authors： Tran TAN,Tran Q,Carlson JA

更新日期：2017-06-01 00:00:00

abstract：:Epithelioid sarcoma is a rare malignant mesenchymal neoplasm (less than 1% of all sarcomas) with epithelioid morphology. Among the 2 subtypes, proximal represents only one-third of cases and commonly involves deep tissues of pelvic region, including the perineum, genital area, and groin, and occurs more frequently in ...

journal_title：International journal of surgical pathology

authors： Suárez-Zamora DA,Barrera-Herrera LE,Rodríguez-Urrego PA,Palau-Lázaro MA

更新日期：2017-08-01 00:00:00

abstract：:Tumor-to-tumor metastasis is an unusual phenomenon wherein one distinct malignancy is present within the substance of another independent tumor. This event is rare, difficult to detect with imaging, and, due to conflicting terminology in the literature, can be challenging to classify. This article reports the first do...

journal_title：International journal of surgical pathology

authors： Miller V,Hoellwarth JS,Hankins ML,McGough R,Schoedel K

更新日期：2020-04-01 00:00:00

abstract：:The aim of this study is to analyze all the cases of benign fibro-osseous lesions treated at School and Hospital of Stomatology, Wuhan University, to compare the results obtained in this study with those previously documented by other authors. The 127 cases diagnosed as a fibro-osseous lesion were retrieved, and infor...

journal_title：International journal of surgical pathology

authors： Alsharif MJ,Sun ZJ,Chen XM,Wang SP,Zhao YF

更新日期：2009-04-01 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 review the clinical, pathologic, and molecular genetic features of 3 splenic T-cell-rich B-cell lymphomas and discuss their differential diagnosis. All patients presented with symptomatic splenomegaly and underwent diagnostic/therapeutic splenectomy. Microscopically, the spleen in all cases showed a micronodular pr...

journal_title：International journal of surgical pathology

authors： Li S,Mann KP,Holden JT

更新日期：2004-01-01 00:00:00

abstract：:Microvillous inclusion disease (MVID) is a congenital condition presenting with intractable diarrhea. Biopsies demonstrate abnormal apical PAS and CD10 staining in surface enterocytes correlating with the presence of characteristic cytoplasmic inclusions. MVID has been linked to mutations in myosin Vb, important in ap...

journal_title：International journal of surgical pathology

authors： Talmon G,Holzapfel M,DiMaio DJ,Muirhead D

更新日期：2012-06-01 00:00:00

abstract：BACKGROUND:The rate of incidental prostate adenocarcinoma (PCa) detection in radical cystoprostatectomy (RCP) varies widely, ranging from 15% to 54%. Such variability may be explained by institutional differences in prostate grossing protocols. Either partial or complete submission of the prostate gland in RCP may resu...

journal_title：International journal of surgical pathology

authors： Filter ER,Gabril MY,Gomez JA,Wang PZT,Chin JL,Izawa J,Moussa M

更新日期：2017-08-01 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：: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：: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：:Specimen misidentification is a common cause of errors in surgical pathology. We report a case where bone-marrow biopsies from patients of different genders were mislabeled and molecular methods were applied to resolve the identity. A short tandem repeat (STR)-polymerase chain reaction-based assay, commonly used in pa...

journal_title：International journal of surgical pathology

authors： Mariappan MR,Zehnder J,Arber DA,Lay M,Fadare O,Schrijver I

更新日期：2005-07-01 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：:Renal cell carcinoma (RCC) in children and young adults is rare and pathologically problematic. RCC can be either hereditary or sporadic and has a guarded prognosis because appropriate management has not been established. A case of RCC in an 11-year-old is reported. The clinical presentation was a right abdominal mass...

journal_title：International journal of surgical pathology

authors： Winarti NW,Argani P,De Marzo AM,Hicks J,Mulyadi K

更新日期：2008-01-01 00:00:00

abstract：:Micrometastases in lymph nodes and blood may provide important prognostic information. In this study, cytokeratin 20 (CK20) positive cells in lymph nodes and circulating CK20 mRNA were studied using 57 paraffin-embedded lymph node specimens and blood from 24 patients with pN0 colorectal cancer (CRC), respectively. Res...

journal_title：International journal of surgical pathology

authors： Wong CS,Cheung MT,Ma BB,Pun Hui E,Chan AC,Chan CK,Lee KC,Cheuk W,Lam MY,Wong MC,Chan CM,Chan JK,Chan AT

更新日期：2008-04-01 00:00:00

abstract：:The aim of this study was to investigate protein expression of adenomatous polyposis coli (APC) in primary and metastatic serous ovarian carcinoma. The expression of beta-catenin and E-cadherin was additionally analyzed. One hundred and thirteen primary (n = 56) and metastatic (n = 57) lesions were immunohistochemical...

journal_title：International journal of surgical pathology

authors： Karbova E,Davidson B,Metodiev K,Tropé CG,Nesland JM

更新日期：2002-07-01 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：:The development of squamous metaplasia or carcinoma is a rare occurrence in the setting of a ruptured or leaking silicone breast implant capsule. However, the oncogenic process in such a context is yet another intriguing example of how chronic inflammation plays an integral role in the tumorigenic process. Recent pape...

journal_title：International journal of surgical pathology

authors： Alikhan MB,Nassar A,Mansoor I

更新日期：2010-12-01 00:00:00

abstract：:Studies on the expression of beta-catenin (beta-ct) in gastric carcinoma have provided conflicting results, and the role played by beta-ct mutations in gastric carcinogenesis remains unclear. In an attempt to clarify the aforementioned issues we undertook the retrospective study of 157 gastric carcinomas by using immu...

journal_title：International journal of surgical pathology

authors： Nabais S,Machado JC,Lopes C,Seruca R,Carneiro F,Sobrinho-Simões M

更新日期：2003-01-01 00:00:00

abstract：:The true incidence of light chain deposition disease (LCDD) restricted to the central nervous system (CNS) is unknown. To our knowledge only 7 cases of LCDD restricted to the brain have been previously reported. We herein describe an unusual example. A 44-year-old man presented with a history of ischemic retinopathy i...

journal_title：International journal of surgical pathology

authors： Mercado JJ,Markert JM,Meador W,Chapman P,Perry A,Hackney JR

更新日期：2017-12-01 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：: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：:The small cell and lymphohistiocytic variants of anaplastic large cell lymphoma are commonly misdiagnosed as reactive lymphadenopathies. A helpful histologic clue is the presence of perivascular cuffs of large lymphoid cells, and the diagnosis can be readily confirmed by immunostaining for CD30 and ALK. Int J Surg Pat...

journal_title：International journal of surgical pathology

authors： Chan JK

更新日期：2000-04-01 00:00:00