A case of clear cell meningioma with tyrosine-rich crystals.

abstract：:Unlike their cutaneous counterparts, head and neck mucosal malignant melanomas (HNMM) behave much more aggressively and their prognostic markers have not been fully elucidated. Therefore, the aim of this study was to review the clinicopathologic features of a contemporary series of primary HNMM, retrieved from archiva...

journal_title：International journal of surgical pathology

authors： Kerr EH,Hameed O,Lewis JS Jr,Bartolucci AA,Wang D,Said-Al-Naief N

更新日期：2012-02-01 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：:A 25-year-old patient presented with epigastric pain, which on gastric biopsy revealed the characteristic appearance of collagenous gastritis. There was a thick prominent subepithelial band that was confirmed to be collagen with a Masson's trichrome stain. There was associated Helicobacter pylori gastritis but no evid...

journal_title：International journal of surgical pathology

authors： Jain R,Chetty R

更新日期：2010-12-01 00:00:00

abstract：:We present the first documented case of hemangioblastoma located in the left colon. A 75-year-old woman undergoing adjuvant chemotherapy for breast cancer experienced rectal bleeding. Colonoscopy revealed a roundish mass covered with normal mucosa in the sigmoid colon. Endoscopic ultrasound showed an isoechoic lesion ...

journal_title：International journal of surgical pathology

authors： Casadei Gardini A,Pieri F,Fusaroli P,Oboldi D,Passardi A,Monti M,Rosetti P,Calpona S,Valgiusti M,Ragazzini A,Amadori D,Frassineti GL

更新日期：2013-04-01 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：:Diaphragm disease of small intestine usually presents with nonspecific clinical features. Radiological investigations often fail to differentiate it from small intestinal tumors and inflammatory bowel disease. It is therefore diagnosed on final histology after surgical resection. We hereby report an interesting case o...

journal_title：International journal of surgical pathology

authors： Ullah S,Ajab S,Rao R,Raghunathan G,DaCosta P

更新日期：2015-06-01 00:00:00

abstract：:A 52-year-old woman presented with fatigue and thrombocytopenia. Imaging studies were unremarkable with the exception of a positron emission tomography scan, which demonstrated intense F-18 fluorodeoxyglucose uptake fusing to the marrow. A bone marrow aspirate was notable for large discohesive cells with basophilic cy...

journal_title：International journal of surgical pathology

authors： Kern JB,Hii A,Kruse MJ,Szabo Z,Argani P,Hibbard MK,Gladstone DE,Meyer C,Zheng R,Borowitz MJ,Duffield AS

更新日期：2015-02-01 00:00:00

abstract：:In this study, the pathogenesis of clear cell change in colorectal epithelial lesions was studied. A total of 4 cases of clear cell change (1 hyperplasic polyp and 3 adenomas) were characterized using histochemistry, immunohistochemistry, and electron microscopy. All lesions developed in the left colon. In all, 1 aden...

journal_title：International journal of surgical pathology

authors： Eloy C,Lopes JM,Faria G,Moreira H,Brandão A,Silva T,Carneiro F

更新日期：2009-12-01 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：: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：:Hodgkin lymphoma (HL) associated with Warthin tumor (WT) is extremely rare, accounting for only 3 cases of classical HLs. Here, we report for the first time the occurrence of a nodular lymphocyte-predominant Hodgkin lymphoma (NLPHL) involving the lymphoid stroma of a WT of the parotid gland. Pathogenesis of WT is cont...

journal_title：International journal of surgical pathology

authors： Di Napoli A,Mallel G,Bartolazzi A,Cavalieri E,Becelli R,Cippitelli C,Ruco L

更新日期：2015-08-01 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：: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：: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：:Ewing sarcoma (ES) and primitive neuroectodermal tumor (PNET) are round-cell sarcomas with varying degrees of neuroectodermal differentiation; they are considered members of the same family of tumors based on their common genetic profile. ES/PNET are very infrequent in the female genital tract, the vagina being the ra...

journal_title：International journal of surgical pathology

authors： Bancalari E,de Álava E,Tardío JC

更新日期：2012-06-01 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：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：: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：: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：: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：:Mixed squamous and glandular papilloma (mixed papilloma) of the lung has been reported in fewer than 25 cases in the English literature. Although it is known as a benign tumor, malignant transformation has been reported. Papillary cystic carcinoma is characterized by papillary and cystic growth patterns and has been r...

journal_title：International journal of surgical pathology

authors： An AR,Park SY,Kim JH,Chae KJ,Chung MJ

更新日期：2020-09-01 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：:Neuromuscular and vascular hamartoma (NMVH) is an unusual lesion presenting as intestinal obstruction by stricture formation. It is characterized by a hamartomatous mass comprising haphazardly arranged mesenchymal tissue native to the intestinal mucosa and submucosa. We aimed to characterize the clinicohistopathologic...

journal_title：International journal of surgical pathology

authors： Ayyanar P,Purkait S,Mishra TS,Patra S,Mitra S

更新日期：2020-06-01 00:00:00

abstract：BACKGROUND:Cysts of the jaws (JCs) are an important topic of oral pathology, but few epidemiological data are present in the literature, in particular about the potential of recurrence. The aim of this study was to describe a case series of JCs from a single institution, evaluating the frequency, the site, the age dist...

journal_title：International journal of surgical pathology

authors： Del Corso G,Righi A,Bombardi M,Rossi B,Dallera V,Pelliccioni GA,Marchetti C,Foschini MP

更新日期：2014-12-01 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：:Rare cases of metastasis to uterine polyps have been reported in English literature but not, to the best of our knowledge, to uterine adenomyomas. All these cases are represented by breast cancer, most of them involving tamoxifen-associated polyps. We first report a case of cutaneous malignant melanoma metastatic to u...

journal_title：International journal of surgical pathology

authors： Di Tommaso L,Rahal D,Bresciani G,Roncalli M

更新日期：2005-04-01 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：:Tumor-to-tumor metastasis is a very rare phenomenon. The most common donor and recipient of tumor-to-tumor metastasis are carcinomas of lung and renal cell carcinoma, respectively. We report a case of primary lung adenocarcinoma that metastasized into a renal angiomyolipoma 9 years after the resection of primary lung ...

journal_title：International journal of surgical pathology

authors： Wu PS,Pan CC

更新日期：2015-05-01 00:00:00

abstract：:The authors describe the case of a 36-year-old man with gynecomastia who was previously treated with liposuction of the breast for cosmetic purposes. Histologic examination of a subsequent excisional biopsy revealed nests of displaced epithelial cells in adipose tissue. Epithelial cell displacement is a well-known ris...

journal_title：International journal of surgical pathology

authors： McLaughlin CS,Petrey C,Grant S,Ransdell JS,Reynolds C

更新日期：2011-08-01 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