Spontaneous complete regression of gastric large-cell neuroendocrine carcinoma: mediated by cytomegalovirus-induced cross-autoimmunity?

abstract：:Diverticulosis of the appendix is a relatively rare pathological finding. The majority are acquired pseudodiverticula. True congenital diverticula are very rare. Appendiceal diverticulosis is usually an incidental finding and clinically asymptomatic. When symptomatic, it is usually complicated by acute or chronic dive...

journal_title：International journal of surgical pathology

authors： Abdullgaffar B

更新日期：2009-06-01 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 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：:Mammary-type myofibroblastoma (MFB) is a benign spindle cell tumor of the breast and soft tissue characterized by 13q14 alterations leading to loss of Rb-1 protein expression, a feature shared among spindle cell lipoma and cellular angiofibroma. In this article, we present a novel case of MFB arising in the left breas...

journal_title：International journal of surgical pathology

authors： Strait AM,Linos K,Tafe LJ,Muller KE

更新日期：2020-08-05 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：:Ulcerative colitis-related epithelial dysplasia represents a premalignant lesion, which may lead to the development of ulcerative colitis-related adenocarcinoma. The proper management of this condition requires proctocolectomy before the acquisition of the invasive phenotype. Patients with chronic ulcerative colitis, ...

journal_title：International journal of surgical pathology

authors： Urbanski SJ,Fogt F

更新日期：2000-01-01 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：:Verruciform xanthoma is a rare benign verrucopapillary lesion that develops in the oral mucosa and genital skin. Its development in the esophagus is extremely rare, with only 5 reported cases. We present 2 cases of verruciform xanthoma of the esophagus. Case 1 involved a 91-year-old woman, who had hypertension and chr...

journal_title：International journal of surgical pathology

authors： Noguchi H,Kitazono I,Hamada K,Tanaka T,Tasaki T,Shirahama H,Yamamoto Y,Tanimoto A

更新日期：2020-05-01 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：: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：:The role and diagnostic efficacy of gene and protein products RB1, CDK4, CHMP2B, HSP90, and cPLA2G4A, all previously shown to be involved in tumor genesis and cell proliferation, were examined by immunohistochemical techniques in 32 cases of myxofibrosarcomas and 29 myxoid liposarcomas (all diagnosis had been confirme...

journal_title：International journal of surgical pathology

authors： Wang T,Goodman MA,McGough RL,Weiss KR,Rao UN

更新日期：2014-10-01 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：:Malignant melanoma has a variety of morphologic patterns and can metastasize and mimic any type of neoplastic process creating significant diagnostic difficulty. When metastasis to the gastrointestinal system is identified, it is most commonly associated with widely metastatic disease. We report a rare case of isolate...

journal_title：International journal of surgical pathology

authors： Lo AA,Peevey J,Lo EC,Guitart J,Rao MS,Yang GY

更新日期：2015-08-01 00:00:00

abstract：AIMS:Diffuse large B-cell lymphomas (DLBCL) can be divided into different subgroups (germinal center B-cell-like [GCB] and non-GCB) according to their gene expression profiles. Immunohistochemistry has been proposed as a surrogate for identifying these subgroups, but data about its efficacy in providing prognostic info...

journal_title：International journal of surgical pathology

authors： Laszlo D,Pruneri G,Andreola G,Radice D,Calabrese L,Rafaniello PR,Nassi L,Sammassimo S,Alietti A,Agazzi A,Vanazzi A,Martinelli G

更新日期：2011-08-01 00:00:00

abstract：:Infiltrating ductal carcinoma (IDC) occurs frequently in patients with lobular carcinoma in-situ (LCIS). LCIS is not thought to be the direct precursor of the invasive component. The authors analyzed 15 cases of coexisting LCIS and IDC and found ductal carcinoma in situ (DCIS) in 12. The DCIS and IDC were of similar g...

journal_title：International journal of surgical pathology

authors： Maluf H,Koerner F

更新日期：2001-04-01 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：:We describe the case of a 62-year-old man with chronic irritation of the urinary bladder resulting in dysuria and hypogastric pain. Three neoplasms measuring 0.5, 1, and 1.5 cm, respectively, were observed by cystoscopy and removed by transurethral resection (TUR). Histologic examination showed a complex folding of sq...

journal_title：International journal of surgical pathology

authors： Botella E,Burgués O,Navarro S,Ramos D,Ferrer J,Gimeno C,Llombart-Bosch A

更新日期：2000-07-01 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：:Colorectal liver metastases with intrabiliary growth are uncommon and difficult to characterize by radiology alone. We present the case of a 61-year-old woman previously operated on for a left colon cancer who developed a metacronous lesion at liver segment II-III. Radiologic workup was indicative for cholangiocarcino...

journal_title：International journal of surgical pathology

authors： Coppola S,Zucchini N,Romano F,Bovo G,Gilardoni E,Nespoli L,Gianotti L

更新日期：2014-05-01 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：:We report a cytohistologic and immunohistochemical study of 2 cases of papillary thyroid carcinoma occurring in a thyroglossal duct cyst. The patients were a 21-year-old woman and a 48-year-old man. Needle aspiration cytology smears were consistent with papillary thyroid carcinoma. The Sistrunk procedure was done. Pap...

journal_title：International journal of surgical pathology

authors： Falconieri G,Della Libera D,Zanella M

更新日期：2001-01-01 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：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：: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：:Reduction mammoplasty is a frequently performed procedure for the treatment of macromastia and for the achievement of symmetry in breast cancer patients following lumpectomy. Slides from 516 consecutive bilateral reduction mammoplasties performed for macromastia over 15 years were reviewed. Among these, 92 (18%) low-r...

journal_title：International journal of surgical pathology

authors： Dotto J,Kluk M,Geramizadeh B,Tavassoli FA

更新日期：2008-01-01 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：:Esophageal ectopic sebaceous glands are very rare lesions. A series of 5 cases in a single report has been the maximum number described in the English literature to date. We conducted a clinicopathologic study of 8 cases of esophageal ectopic sebaceous glands. The median patient age at the time of diagnosis was 60 yea...

journal_title：International journal of surgical pathology

authors： Hashimoto H,Horiuchi H,Miura S,Takayanagi S,Gunji T,Morikawa T

更新日期：2020-08-26 00:00:00

abstract：:Crystalloid granuloma (CG) of salivary gland is an extremely rare inflammatory disease, and only 6 cases have been reported in the English literature. CG is histologically characterized by a granulomatous reaction to amylase crystalloid deposition. A 73-year-old woman presented with a painful left neck mass. Computed ...

journal_title：International journal of surgical pathology

authors： Motoda N,Onda M,Nakamizo M,Ohashi R,Okubo K,Naito Z

更新日期：2019-04-01 00:00:00

abstract：:Sentinel lymph node biopsy is the current standard procedure used to stage patients with breast cancer. The best histological method in evaluating sentinel nodes is highly debated among institutions and is thus not standardized. The optimal histological analysis is a balance between comprehensive evaluation of the sen...

journal_title：International journal of surgical pathology

authors： Zeng J,Alexander MA,Nimeh D,Darvishian F

更新日期：2015-10-01 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