Peribiliary cysts can mimic Caroli's disease: a case report.

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：: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：:The majority of alveolar RMSs have t(2;13)(q35;q14) or (1:13)(p36;q14),which generate PAX3/7 -FKHR fusion genes. Here, the authors detected the PAX3/7-FKHR fusion transcripts in 17 formalin-fixed, paraffin-embedded RMSs and 26 other SRCTs using one-step RT-PCR. PAX3 -FKHR and PAX7-FKHR transcripts were positive in 4/8...

journal_title：International journal of surgical pathology

authors： Chang B,Pang LJ,Qi Y,Liu CX,Cao Y,Li HA,Hu WH,Jiang JF,Zhang WJ,Li F

更新日期：2009-02-01 00:00:00

abstract：BACKGROUND:To avoid diagnostic errors such as missed diagnosis and errors in staging tumors due to inadequate tissue sampling, pathologists submit additional sections (AS). OBJECTIVE:This study assessed frequency, diagnostic yield, distribution, and cost of AS. METHOD:Among 1542 AS cases, we calculated mean AS per ca...

journal_title：International journal of surgical pathology

authors： Hamza A,Alrajjal A,Edens J,Khawar S,Khurram MS,Szpunar S,Bonnett M

更新日期：2018-08-01 00:00:00

abstract：:Mesonephric adenocarcinoma is a rare tumor type that is usually found in areas where the Wolffian duct was present during the fetal period. We report a case of mesonephric adenocarcinoma of the uterine corpus in a 66-year-old woman who presented with vaginal bleeding. Pelvic magnetic resonance imaging revealed a 2.7-c...

journal_title：International journal of surgical pathology

authors： Kim SS,Nam JH,Kim GE,Choi YD,Choi C,Park CS

更新日期：2016-04-01 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：:Cystic squamous cell carcinomas (SCCs) of the jaws, including carcinoma cuniculatum, are rare, slow growing, and relentlessly invasive. The aim of this article is to present 12 cases, 4 of which were designated as carcinoma cuniculatum on the basis of deeply endophytic, anastomosing channels of cystic stratified squam...

journal_title：International journal of surgical pathology

authors： Barrett AW,Garg M,Armstrong D,Bisase BS,Newman L,Norris PM,Shelley M,Tighe JV,Hyde NC,Chaston NJ,Gulati A

更新日期：2020-09-01 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：: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：:Sclerosing spindle cell rhabdomyosarcoma (SSRMS) is a newly recognized entity in adults. The authors report a new case of SSRMS in a 31-year-old woman who presented with a large right leg mass. Biopsy revealed a malignant spindle cell neoplasm with focal sclerotic areas. A diagnosis of monophasic synovial sarcoma was ...

journal_title：International journal of surgical pathology

authors： Gavino AC,Spears MD,Peng Y

更新日期：2010-10-01 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：:SMARCB1 (INI1) deficient sinonasal carcinoma is a recently recognized entity with wide histomorphologic spectrum. We present a case of this carcinoma that contained, in addition to a "common" morphology, scattered foci of yolk sac tumor differentiation. The tumor occurred in paranasal sinuses in a 44-year-old woman. I...

journal_title：International journal of surgical pathology

authors： Zamecnik M,Rychnovsky J,Syrovatka J

更新日期：2018-05-01 00:00:00

abstract：:Background. Solitary circumscribed neuroma (SCN), also known as palisaded encapsulated neuroma (PEN), is a benign neural tumor. It may be mistaken as either schwannoma or neurofibroma in pathology practice. In this study, we aimed to define clinicopathologic and immunohistochemical features and discuss its differentia...

journal_title：International journal of surgical pathology

authors： Leblebici C,Savli TC,Yeni B,Cin M,Aksu AEK

更新日期：2019-08-01 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：:Appendiceal pneumatosis is rare, reported either in the context of acute appendicitis or enterocolitis. Here, we report the case of an elderly adult in whom the acute appendicitis was associated with pneumatosis and occurred in the context of a malformed appendix with pathogenic organism remnants. A 72-year-old man pr...

journal_title：International journal of surgical pathology

authors： Handra-Luca A,Bisseret D,Dragoescu E

更新日期：2016-02-01 00:00:00

abstract：:Tissue contaminants in anatomical pathology are not uncommon. While issues related to the presence of extraneous tissue on glass slides are often easily resolved, this is not always the case and several factors may contribute to diagnostic difficulty. Because of this, familiarity with the different steps involved in h...

journal_title：International journal of surgical pathology

authors： Hodgson AJ,Shang YM,Boulianne P,Downes MR,Hwang D,Slodkowska E

更新日期：2020-10-01 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：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：:Colonic perineurioma has been depicted as characterized by a mucosal proliferation of monomorphic spindle perineurial cells leading to an evident separation, distortion, and entrapment of colonic crypts. The authors, however, believe that a sizable subset of the cases differ in that they display only a limited perineu...

journal_title：International journal of surgical pathology

authors： Groisman G,Amar M,Alona M

更新日期：2010-08-01 00:00:00

abstract：:Rhabdomyosarcoma is an aggressive malignant tumor often developing in the head and neck in children. In the sinonasal region, rhabdomyosarcoma constitutes a clinically important group because of the difficulty of surgical resection and its generally poor prognosis. We reviewed the archival pathology materials of 39 ca...

journal_title：International journal of surgical pathology

authors： Ahmed AA,Tsokos M

更新日期：2007-04-01 00:00:00

abstract：:Myositis ossificans (MO) and fibroosseous pseudotumor of digits (FP) are pseudotumoral mimics of malignancy. A review of 50 cases of MO and 14 cases of FP showed that a malignant diagnosis was suggested by referring pathologists in 23% of MO and 9% of FP. The most common misdiagnosis was osteosarcoma. Awareness of the...

journal_title：International journal of surgical pathology

authors： de Silva MV,Reid R

更新日期：2003-07-01 00:00:00

abstract：:St. Gallen 2005 expert consensus guideline modified its criteria for the risk category of breast cancer (BC) patients by integrating a combination of lymph nodes with metastasis (positive lymph nodes [PLNs]) and HER-2/neu status of tumor. Recently, some studies have shown that lymph node ratio (LNR), defined as the ra...

journal_title：International journal of surgical pathology

authors： Yang C,Liu F,Li S,Li W,Zhai L,Ren M,Li Y,Lang R,Fan Y,Zhang X,Fu L

更新日期：2012-12-01 00:00:00

abstract：:Composite hemangioendothelioma is a rare vascular tumor morphologically comprising several distinct vascular components and exhibits a borderline malignant potential. We described the case of a 53-year-old female who presented with an infiltrative mass in the paravertebral soft tissue. The tumor showed discrete nests ...

journal_title：International journal of surgical pathology

authors： Cheuk W,Shum KS,Ng WK,Chan JKC

更新日期：2020-10-01 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：: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

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：: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：: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：:Pseudomembranes in colonic biopsies are normally associated with antibiotic related pseudomembranous colitis. Although pseudomembranes have rarely been reported in other conditions, their presence in rectal prolapse has not been previously reported. ...

journal_title：International journal of surgical pathology

authors： Coyne JD

更新日期：2013-08-01 00:00:00

abstract：:Cutaneous glomeruloid hemangioma is a hallmark of POEMS syndrome. These patients have elevated serum levels of vascular endothelial growth factor. The authors report an extracutaneous uterine glomeruloid hemangioma in an 82-year-old woman with a history of breast and endometrial carcinomas. Within the lumen of myometr...

journal_title：International journal of surgical pathology

authors： Giner F,Compañ A,Monteagudo C

更新日期：2012-08-01 00:00:00