Dedifferentiated Liposarcoma Mimicking a Primary Colon Mass.

abstract：:The authors describe a case of multifocal perivascular epithelioid cell tumor (PEComa) arising in the pelvis of a 39-year-old woman affected by tuberous sclerosis. The tumor presented in the form of multiple fascicular, focally cystic nodules involving the uterine corpus, both ovaries, and the omentum. Microscopically...

journal_title：International journal of surgical pathology

authors： Froio E,Piana S,Cavazza A,Valli R,Abrate M,Gardini G

更新日期：2008-10-01 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：:Ocular sebaceous carcinoma is an uncommon, aggressive tumor arising from the Meibomian gland, Zeis gland, or sebaceous glands in the caruncle or eyelashes. We described a rare case of sebaceous carcinoma in situ in a 51-year-old female that was characterized by intraepithelial growth of sebaceous carcinoma cells with ...

journal_title：International journal of surgical pathology

authors： Yim CL,Lam SC,Yuen HKL,Cheuk W

更新日期：2020-12-01 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：: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：: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：:A case of endobronchial pagetoid spread of a breast carcinoma metastatic to the lung is described. A 73-year-old woman underwent wedge lung resection after the cytological diagnosis of lung metastasis from ductal invasive breast carcinoma. The breast carcinoma had been surgically removed 6 years previously; at the tim...

journal_title：International journal of surgical pathology

authors： Monica MA,Baccarini P,Cucchi MC,Lacava N,Foschini MP

更新日期：2017-02-01 00:00:00

abstract：:Gustav Giemsa was born in Germany in 1867, worked mainly as a chemist, and died in 1948. The staining method, which carries his name, was designed primarily for the demonstration of parasites in malaria, but it was also employed in histology because of the high-quality staining of the chromatin and the nuclear membran...

journal_title：International journal of surgical pathology

authors： Barcia JJ

更新日期：2007-07-01 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：: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：: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：: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：: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：: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：: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：: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：: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：:In this article, we report a very rare case of secondary angiosarcoma in a young woman with no prior history of breast cancer who had bilateral prophylactic mastectomies with autologous reconstruction due to a strong family history of breast cancer and BRCA1 gene variant of uncertain significance. The surgery was comp...

journal_title：International journal of surgical pathology

authors： Webb C,Partain N,Koduru P,Hwang H,Sarode VR

更新日期：2020-06-18 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：: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：: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：: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：: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：: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：:Intrasellar rhabdomyosarcoma is rare, and when arising in collusion with an unrelated entity, can present a diagnostic pitfall. We describe a case of a 56-year-old woman who presented with right eye ptosis and a pituitary mass, which was resected and diagnosed as atypical pituitary adenoma. Because of residual disease...

journal_title：International journal of surgical pathology

authors： Duncan VE,Nabors LB,Warren PP,Conry RM,Willey CD,Perry A,Riley KO,Hackney JR

更新日期：2016-12-01 00:00:00

abstract：:Malignant melanoma (MM), the most common metastatic solid tumor to involve the breast, may present as a diagnostic problem, frequently requiring the use of ancillary studies for accurate diagnosis. The implication of hormonal interplay is strong since metastatic MM to the breast is seen nearly always in women. However...

journal_title：International journal of surgical pathology

authors： Beaty MW,Quezado M,Sobel ME,Duray P,Merino MJ

更新日期：2005-01-01 00:00:00

abstract：:We present a case of clear cell meningioma with unusual clinical and pathologic features. The patient was a 54-year-old man who underwent laminectomy and durotomy for an intradural tumor in the lumbar spinal canal. Sections showed a predominance of dense collagenous tissue with irregularly shaped and irregularly sized...

journal_title：International journal of surgical pathology

authors： Schollenberg E,Easton AS

更新日期：2013-08-01 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：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：: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