The Perivascular Cuff of Large Lymphoid Cells: A Clue to Diagnosis of Anaplastic Large Cell Lymphoma.

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：: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：:Transformation of an ameloblastic fibroma to an ameloblastic fibrosarcoma has been reported rarely in the literature. The present case report describes such evolution in a patient under long-term follow-up. The patient was first treated in 2008, and he developed the malignant counterpart of the disease 2 years later. ...

journal_title：International journal of surgical pathology

authors： Bertoni F,Del Corso G,Bacchini P,Marchetti C,Tarsitano A

更新日期：2016-10-01 00:00:00

abstract：:Male breast carcinomas (MBCs) are rare neoplasms that account for 0.1% of all male cancers. Still, there are 2000 new cases of MCB diagnosed annually in the United States. Because of its rarity, data regarding the etiology, risk factors, diagnosis, management, and prognosis of MBC are limited. MBC shares some similari...

journal_title：International journal of surgical pathology

authors： Javidiparsijani S,Rosen LE,Gattuso P

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 72-year-old man had a unilateral pleural effusion and multiple bilateral pulmonary nodules. Thoracoscopic biopsy revealed multiple discrete nodules in the pleura and lung. The latter consisted of tall columnar malignant cells arranged on alveolar surfaces in a lepidic growth pattern. Mucin filled the alveolar lumina...

journal_title：International journal of surgical pathology

authors： Felner KJ,Wieczorek R,Kline M,Smith RL,Sidhu GS

更新日期：2006-07-01 00:00:00

abstract：:Fibroadenoma and phyllodes tumors of the breast exhibit a continuum of pathologic features. We examined phyllodes tumors initially called fibroadenoma for features that may accurately classify the tumor as phyllodes tumor on the first biopsy specimen. The phyllodes tumors initially called fibroadenoma for features tha...

journal_title：International journal of surgical pathology

authors： Yohe S,Yeh IT

更新日期：2008-04-01 00:00:00

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：: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：: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：: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：: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：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：: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：:A 16-year-old boy presented with a tumor located in fourth ventricle, which showed histological features of an ependymoma replete with perivascular pseudorosettes and true ependymal rosettes. Interestingly, many of the tumor cells exhibited abundant cytoplasm stuffed with a grayish brown pigment. Histochemical stains ...

journal_title：International journal of surgical pathology

authors： Malhotra A,Rao S,Santhoshkumar R,Muralidharan N,Mitra S,Shetty S

更新日期：2021-02-01 00:00:00

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：:We report a fourth case of papilliferous keratoameloblastoma, with a 6-year follow-up. A 62-year-old man underwent resection of a right mandibular neoplasm infiltrating bone and soft tissues. Microscopically, there were cysts lined by papillary projections and containing necrotic debris. Cribriform, solid, and tubular...

journal_title：International journal of surgical pathology

authors： Collini P,Zucchini N,Vessecchia G,Guzzo M

更新日期：2002-04-01 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：: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：: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：: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：: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：:Simple melanosis of the bladder is an uncommon condition with fewer than 15 reported cases characterized by multifocal, diffuse melanin pigmentation of the urothelial mucosa. It is frequently associated with urinary incontinence or urgency. Histologically, melanin granules are present within urothelial cells or lamina...

journal_title：International journal of surgical pathology

authors： Talmon GA,Khan AU,Koerber RK,Johansson SL

更新日期：2010-12-01 00:00:00

abstract：:Primary pulmonary mucin-rich lesions with abundant goblet cells growing within alveolar spaces are either classified as mucinous adenocarcinoma (previously called mucinous bronchioloalveolar carcinoma) or colloid carcinoma. Some of these lesions display a morphologic pattern characterized by paucicellular discontinuou...

journal_title：International journal of surgical pathology

authors： Jessurun J

更新日期：2015-05-01 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：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：: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：BACKGROUND:The phenomenon of vanishing carcinomas, first described in context of prostatic carcinomas, has been documented in endometrial carcinomas as well. METHODS:The archives of the department were searched for case files of endometrial carcinoma diagnosed on endometrial curetting/biopsy but which did not reveal a...

journal_title：International journal of surgical pathology

authors： Bharani V,Rai B,Rajwanshi A,Gupta N,Dey P,Kalra J,Suri V,Srinivasan R

更新日期：2019-02-01 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 role of histopathology for diagnosing celiac disease (CD) has been recently challenged. However, based in our experience with roughly 4,600 distal duodenal and jejunal biopsies in children it is apparent that appropriate biopsy site, handling, processing, and microscopic evaluation result in a consistent pattern o...

journal_title：International journal of surgical pathology

authors： Drut R,Rúa EC

更新日期：2001-10-01 00:00:00