Peritoneal bile granulomas identified at Cesarean section and mimicking disseminated malignancy.

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：:Gastrointestinal stromal tumors (GIST) are the most common mesenchymal lesions of the gastrointestinal tract. Many are treated surgically with or without the use of adjuvant tyrosine kinase inhibitors. Metastases to lymph nodes are infrequent. In this article, we present a case of a perigastric nodule presenting 3 yea...

journal_title：International journal of surgical pathology

authors： Moodley J,Cutz JC,Schell M

更新日期：2018-10-01 00:00:00

abstract：:Calcifying pseudoneoplasm of the neuraxis (CAPNON) is a rare tumor-like lesion with unclear pathogenesis. Collision lesions of CAPNONs with neoplasms are occasionally reported. In this article, we report the first case of collision lesions between CAPNON and rheumatoid nodules (RNs) in a patient with systemic lupus er...

journal_title：International journal of surgical pathology

authors： Lu JQ,Popovic S,Provias J,Cenic A

更新日期：2020-07-15 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：:Acinar cell carcinoma of the pancreas is rare, accounting for less than 1% of carcinomas arising in the exocrine pancreas. Patients are typically between the fifth and seventh decade of life and show a 2:1 male predominance. Symptoms tend to be nonspecific, and approximately 50% of the patients have metastases at the ...

journal_title：International journal of surgical pathology

authors： Toll AD,Mitchell D,Yeo CJ,Hruban RH,Witkiewicz AK

更新日期：2011-12-01 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：:Studies on the expression of beta-catenin (beta-ct) in gastric carcinoma have provided conflicting results, and the role played by beta-ct mutations in gastric carcinogenesis remains unclear. In an attempt to clarify the aforementioned issues we undertook the retrospective study of 157 gastric carcinomas by using immu...

journal_title：International journal of surgical pathology

authors： Nabais S,Machado JC,Lopes C,Seruca R,Carneiro F,Sobrinho-Simões M

更新日期：2003-01-01 00:00:00

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：: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：:Merkel cell carcinoma (MCC) is a rare entity that most commonly arises from the skin. Angiosarcoma (AS) is a rare malignancy with a predilection for elderly males, has endothelial differentiation and a notoriously poor prognosis despite aggressive therapy. Herein, we report an angiosarcoma colliding with a MCC, in a p...

journal_title：International journal of surgical pathology

authors： Hacking S,Chavaria H,Khan L,Das K

更新日期：2020-05-01 00:00:00

abstract：:The International Society of Urological Pathology in 2010 recommended weighing prostates without seminal vesicles (SV) to include only prostate weight in prostate-specific antigen (PSA) density (PSAD) calculation, because SV do not produce PSA. Large retrospective cohorts exist with combined weight recorded that needs...

journal_title：International journal of surgical pathology

authors： Tjionas GA,Epstein JI,Williamson SR,Diaz M,Menon M,Peabody JO,Gupta NS,Parekh DJ,Cote RJ,Jorda M,Kryvenko ON

更新日期：2015-12-01 00:00:00

abstract：:Because of its rarity, pathologic and clinical features of Hodgkin lymphoma-like posttransplant lymphoproliferative disorder (HL-like PTLD) are not well understood, and it is unclear whether its biological behavior is more closely related to classical Hodgkin disease or to monomorphic B-cell PTLD. The authors compared...

journal_title：International journal of surgical pathology

authors： Krishnamurthy S,Hassan A,Frater JL,Paessler ME,Kreisel FH

更新日期：2010-08-01 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：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：:Goblet cell carcinoid (GCC) of the appendix is characterized by a dual differentiation of both endocrine and gland. This study, therefore, explores its clinicopathological and immunohistochemical features. The authors reviewed clinicopathological and immunohistochemical features of 26 GCC cases in Southwest China betw...

journal_title：International journal of surgical pathology

authors： Yong Jiang,Huawei Liu,Hu Long,Yingying Yang,Dianying Liao,Xiuhui Zhang

更新日期：2010-12-01 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：:Enfuvirtide (ENF, T-20, or Fuzeon [Hoffman-La Roche Inc, Nutley, NJ, and Trimeris, Inc, Durham, NC]) is an HIV-1 fusion inhibitor and is the only injectable antiretroviral drug available. Injection site reactions (ISRs) are the most frequently reported adverse events, occurring in about 98% of patients. A granuloma an...

journal_title：International journal of surgical pathology

authors： Sidhu HK,Chaffee BH,Tvetenstrand CD,Sidhu JS

更新日期：2010-10-01 00:00:00

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：:The small cell and lymphohistiocytic variants of anaplastic large cell lymphoma are commonly misdiagnosed as reactive lymphadenopathies. A helpful histologic clue is the presence of perivascular cuffs of large lymphoid cells, and the diagnosis can be readily confirmed by immunostaining for CD30 and ALK. Int J Surg Pat...

journal_title：International journal of surgical pathology

authors： Chan JK

更新日期：2000-04-01 00:00:00

abstract：:A 59-year-old female received a matched related donor stem cell transplant for chronic myelogenous leukemia. After being successfully treated with prednisone for chronic graft versus host disease that initially started 50 days posttransplant, she developed hepatic dysfunction during the steroid taper on day 531, as ev...

journal_title：International journal of surgical pathology

authors： Baniak NM,Kanthan R

更新日期：2016-04-01 00:00:00

abstract：:Metastases to cervical lymph nodes (LNs) are an important independent adverse indicator in the prognosis of oral squamous cell carcinoma (OSCC). An accurate evaluation of molecular patterns favoring the metastatic process can be helpful in predicting cases of OSCC with elevated probability of early or late metastases ...

journal_title：International journal of surgical pathology

authors： Foschini MP,Leonardi E,Eusebi LH,Farnedi A,Poli T,Tarsitano A,Cocchi R,Marchetti C,Gentile L,Sesenna E,Marucci G,Montebugnoli L

更新日期：2013-04-01 00:00:00

abstract：:Vascular transformation of lymph node sinuses represents a rare benign entity mimicking malignant counterparts such as nodal Kaposi sarcoma. The presence of mildly atypical benign mesothelial cells within nodal sinuses raises the possibility of metastatic malignancy. Herein, a rare case of vascular transformation of l...

journal_title：International journal of surgical pathology

authors： Jabbour MN,Tawil AN,Boulos FI

更新日期：2016-04-01 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：:Peribiliary cysts, otherwise known as cystic dilatation of the peribiliary glands, are uncommon, and are usually discovered incidentally at autopsy, or in explants following liver transplantation. Preoperative diagnosis is often difficult owing to their asymptomatic nature and small size. Exclusion of a premalignant o...

journal_title：International journal of surgical pathology

authors： Fusai G,Tucker O,Nik Sulaiman NM,Karani J,Rela M,Portmann B

更新日期：2005-10-01 00:00:00

abstract：:Background. In this single-institution study, we applied the current (eighth edition) American Joint Committee on Cancer pathologic staging criteria to 64 low-grade mucinous neoplasms of the appendix (LAMNs), examined their histopathologic features, and studied the patients' clinical outcomes. Design. Sixty-four LAMNs...

journal_title：International journal of surgical pathology

authors： Wong M,Barrows B,Gangi A,Kim S,Mertens RB,Dhall D

更新日期：2020-05-01 00:00:00

abstract：:Alveolar soft part sarcoma (ASPS) is a rare neoplasm that most commonly presents in the lower extremities. Although ASPS has distinctive histologic features, it may cause diagnostic problems when it arises in unusual locations. To our knowledge, only 1 case of ASPS arising within the breast has previously been reporte...

journal_title：International journal of surgical pathology

authors： Wu J,Brinker DA,Haas M,Montgomery EA,Argani P

更新日期：2005-01-01 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：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：:In this study based on the study of a centromeric DNA probe specific for chromosome 8 the authors standardized a method for the enzymatic detection of specific chromosome copy numbers on interphase nuclei from tumor tissue samples. Since the in situ hybridization (ISH) of chromosome 8 specific probe was revealed with ...

journal_title：International journal of surgical pathology

authors： Buonamici L,Serra M,Losi L,Eusebi V

更新日期：2000-07-01 00:00:00

abstract：:Mixed adenoneuroendocrine carcinomas (MANECs) of the biliary tract are rare tumors, and to date only a few cases arising in the gallbladder have been reported. Their histogenesis is a matter of debate, since the biliary tract normally lacks neuroendocrine cells. However, the immunohistochemical identification of nonne...

journal_title：International journal of surgical pathology

authors： Acosta AM,Hamedani FS,Kajdacsy-Balla A,Wiley EL

更新日期：2015-08-01 00:00:00