Inter- and intra-observational variability in immunohistochemistry: a multicentre analysis of diffuse large B-cell lymphoma staining.

abstract：AIMS:To characterize the histomorphological features of endometrial carcinomas (ECs) harbouring polymerase ε (POLE) mutations. METHODS AND RESULTS:Forty-three ECs with POLE mutations were compared with a cohort of 202 ECs. Most POLE-mutated ECs were endometrioid [34/43 (79%)]; the remaining tumours were mixed [6/43 (1...

journal_title：Histopathology

authors： Bakhsh S,Kinloch M,Hoang LN,Soslow RA,Köbel M,Lee CH,McAlpine JN,McConechy MK,Gilks CB

更新日期：2016-05-01 00:00:00

abstract：AIMS:Endometrial stromal sarcoma (ESS) has traditionally been divided into low and high grade, but the World Health Organization (WHO, 2003) has changed the definition. Since 2003, many studies have used the old criteria, and few have focused on WHO 2003-defined ESS low grade (ESS-LG). The aim of this study was to inve...

journal_title：Histopathology

authors： Feng W,Hua K,Gudlaugsson E,Yu Y,Zhou X,Baak JP

更新日期：2013-04-01 00:00:00

abstract：AIM:To determine the extent of clonal outgrowth in the lymphocytic tissue infiltrate of lichen sclerosus (LS). The presence of T cells with a monoclonally rearranged T-cell receptor gamma-gene (TCRgamma) has been described in up to 50% of biopsies of vulvar and penile LS. MATERIAL AND RESULTS:We analysed 33 foreskin s...

journal_title：Histopathology

authors： Regauer S,Beham-Schmid C

更新日期：2006-05-01 00:00:00

abstract：:Epidermolysis bullosa, a rare genodermatosis, is characterized by increased skin fragility manifest as blistering and sometimes accompanied by scarring. The latter is particularly severe in the recessive dystrophic variant and may be complicated by the development of squamous carcinoma in up to 30% of patients. We hav...

journal_title：Histopathology

authors： Slater SD,McGrath JA,Hobbs C,Eady RA,McKee PH

更新日期：1992-03-01 00:00:00

abstract：AIMS:We investigated a group of oral mucosal lesions with characteristic hyperorthokeratotic foci, which we termed orthokeratotic dysplasia (OKD), to determine if it could be identified as a distinct histopathological entity. METHODS AND RESULTS:We screened 282 surgical specimens from 200 patients with oral leucoplaki...

journal_title：Histopathology

authors： Kobayashi T,Maruyama S,Abé T,Cheng J,Takagi R,Saito C,Saku T

更新日期：2012-11-01 00:00:00

abstract：:Acquired Hirschsprung's disease is a rare and controversial form of colonic aganglionosis. Little is known about its aetiology and pathogenesis. We report five cases encountered amongst 173 long-term follow-up patients treated for classical Hirschsprung's disease between 1957 and 1990 at the Red Cross Children's Hospi...

journal_title：Histopathology

authors： Cohen MC,Moore SW,Neveling U,Kaschula RO

更新日期：1993-02-01 00:00:00

abstract：AIMS:To analyse expression and distribution of vascular endothelial growth factor (VEGF-C1), podocalyxin and synaptopodin within renal tissue in nephrotic syndrome glomerulopathies in children. METHODS AND RESULTS:Renal biopsies performed at the time and in the manner recommended by the World Health Organization. The ...

journal_title：Histopathology

authors： Ostalska-Nowicka D,Zachwieja J,Nowicki M,Kaczmarek E,Siwinska A,Witt M

更新日期：2005-02-01 00:00:00

abstract：:Myoepithelioma is a rare neoplasm of the salivary glands which is now recognized as an individual entity in the revised WHO classification. In this study, eleven benign tumours are presented. Most patients gave a history of a slowly enlarging mass, which was cured by surgical excision. However, one case recurred sever...

journal_title：Histopathology

authors： Simpson RH,Jones H,Beasley P

更新日期：1995-07-01 00:00:00

abstract：AIMS:To evaluate the use of the Wilms' tumour gene (WT1) marker and histomorphological parameters as indicators of prognosis in malignant peritoneal mesothelioma (MPM). METHODS AND RESULTS:Histological samples of 31 MPM were stained immunohistochemically for the WT1 protein. The results were quantified by recording th...

journal_title：Histopathology

authors： Scattone A,Serio G,Marzullo A,Nazzaro P,Corsi F,Cocca MP,Mattoni M,Punzi A,Gentile M,Buonadonna AL,Pennella A

更新日期：2012-02-01 00:00:00

abstract：:Two series of cutaneous malignant melanoma (CMM), one from a low incidence area (the Oxford Region) and one from a high incidence area (Western Australia), were compared by one pathologist using the same histological criteria. The findings included similarities in the distributions of histogenetic type of CMM, predomi...

journal_title：Histopathology

authors： Heenan PJ,Holman CD

更新日期：1982-11-01 00:00:00

abstract：AIMS:Myoepithelial cells are important components of salivary gland structure, aiding the expulsion of saliva from acinar lobules. The aim was to evaluate the expression of smooth muscle actin (SMA), calponin, caldesmon, CD10, CD29, S100 protein, glial fibrillary acidic protein (GFAP) and p63 in myoepithelial cells dur...

journal_title：Histopathology

authors： Ianez RF,Buim ME,Coutinho-Camillo CM,Schultz R,Soares FA,Lourenço SV

更新日期：2010-09-01 00:00:00

abstract：:Cytokeratin antibodies have been widely used for the identification of trophoblast cells in the placental bed, following their invasion from the developing conceptus. Their identification centres upon the expression of cytokeratin in epithelial cells, from which trophoblast cells are derived. Our recent observations i...

journal_title：Histopathology

authors： Stiemer B,Graf R,Neudeck H,Hildebrandt R,Hopp H,Weitzel HK

更新日期：1995-11-01 00:00:00

abstract：AIMS:Hereditary leiomyomatosis and renal cell cancer (HLRCC) syndrome is caused by germline mutations in the Fumarate hydratase (FH) gene. In young women, the syndrome often presents with symptomatic uterine leiomyomas, leading to myomectomy or hysterectomy. In this study, we aimed to investigate the incidence and muta...

journal_title：Histopathology

authors： Liu C,Dillon J,Beavis AL,Liu Y,Lombardo K,Fader AN,Hung CF,Wu TC,Vang R,Garcia JE,Xing D

更新日期：2020-02-01 00:00:00

abstract：:Three odontogenic cysts, two of dentigerous and one of dental type, are reported in which large numbers of cells containing autofluorescent granules were present, in both the capsule and cyst lining. Histochemical and electron microscopical studies suggest that the granules are composed of lipofuscin. Examination of 3...

journal_title：Histopathology

authors： Browne RM,Rippin JW

更新日期：1984-11-01 00:00:00

abstract：AIMS:Mucoepidermoid carcinoma (MEC) is one of the most common salivary gland carcinomas. Epidermal growth factor receptor (EGFR) signalling pathway gene mutations are important in predicting a patient's prognosis, selecting molecularly targeted drugs and estimating the efficacy of a molecular therapy. However, their si...

journal_title：Histopathology

authors： Morita M,Murase T,Okumura Y,Ueda K,Sakamoto Y,Masaki A,Kawakita D,Tada Y,Nibu KI,Shibuya Y,Inagaki H

更新日期：2020-06-01 00:00:00

abstract：AIMS:In addition to predominant granulocytic proliferation, bone marrow morphology in Philadelphia chromosome positive (Ph1+) CML is characterized by atypical dwarf or microforms of megakaryocytes. However, following therapy with interferon-alpha 2b (IFN), these micromegakaryocytes occur less frequently. The purpose of...

journal_title：Histopathology

authors： Thiele J,Schmitz B,Gross H,Kvasnicka HM,Niederle N,Leder LD,Fischer R

更新日期：1997-09-01 00:00:00

abstract：AIMS:To identify clinicopathological characteristics of cholangiocarcinoma and premalignant lesions arising in patients with primary sclerosing cholangitis (PSC). METHODS AND RESULTS:This study consisted of 25 patients with PSC and bile duct neoplasia [16 with cholangiocarcinoma and nine with biliary intra-epithelial ...

journal_title：Histopathology

authors： Zen Y,Quaglia A,Heaton N,Rela M,Portmann B

更新日期：2011-12-01 00:00:00

abstract：BACKGROUND:Neoadjuvant endocrine therapy (NAET) is used in the management of estrogen receptor positive (ER+) breast cancer. The optimal method for histological assessment of response and the effect of NAET on the tumour morphology, grade and molecular profile remain unclear. MATERIAL AND METHODS:A single large instit...

journal_title：Histopathology

authors： Badr NM,Spooner D,Steven J,Stevens A,Shaaban AM

更新日期：2021-01-10 00:00:00

abstract：:Expression of the epidermal growth factor receptor (EGFR) was studied in cryosections from human thyroid tissues. Normal tissue (4 cases), nodular goitre (12), toxic goitre (9), adenoma (9), follicular carcinoma (1), papillary carcinoma (7) and poorly differentiated carcinoma (1) were used for immunohistochemistry. No...

journal_title：Histopathology

authors： Westermark K,Lundqvist M,Wallin G,Dahlman T,Hacker GW,Heldin NE,Grimelius L

更新日期：1996-03-01 00:00:00

abstract：:A total of 144 gastric biopsies colonized by Helicobacter-like organisms were studied under light and differential interference contrast microscopy for the modes of bacterial colonization. Biopsies were also graded for the degree of epithelial damage (epithelial-damage-grade: 0 to 6, in ascending order of severity) an...

journal_title：Histopathology

authors： Chan WY,Hui PK,Leung KM,Thomas TM

更新日期：1992-12-01 00:00:00

abstract：:A 76-year-old man with lymphoma involving cervical and mediastinal lymph nodes and abdomen was treated by radiotherapy and chemotherapy. He subsequently developed cytomegalovirus gastritis and gastric ulcers with a gastrocolic fistula and a jejuno-jejunal fistula, necessitating a partial gastrectomy. The pathogenesis ...

journal_title：Histopathology

authors： Aqel NM,Tanner P,Drury A,Francis ND,Henry K

更新日期：1991-02-01 00:00:00

abstract：:Granulomatous prostatitis may result from tuberculosis and fungal infection and has been described following prostatic surgery. In most cases, however, the aetiology is unknown, although it may be due to a reaction to extravasated or altered prostatic secretions. We have investigated cells (macrophages, lymphocytes), ...

journal_title：Histopathology

authors： Dhundee J,Maciver AG

更新日期：1991-05-01 00:00:00

abstract：AIMS:We investigated the phenotypic and cytotoxic characteristics of different types of peripheral T-cell and NK-cell lymphomas and correlated the findings of cytotoxic phenotype with Epstein-Barr virus (EBV) association. METHODS AND RESULTS:Eighty cases of peripheral T-cell and NK-cell lymphomas, classified according...

journal_title：Histopathology

authors： Chan AC,Ho JW,Chiang AK,Srivastava G

更新日期：1999-01-01 00:00:00

abstract：AIMS:Recent analyses have suggested that Hodgkin's or Reed-Sternberg (HRS) cells in most cases of classic Hodgkin's disease are derived from germinal centre B-cells. However, there is controversy over which B-cell antigens are expressed in HRS cells. METHODS AND RESULTS:We studied 51 cases of classic Hodgkin's disease...

journal_title：Histopathology

authors： Watanabe K,Yamashita Y,Nakayama A,Hasegawa Y,Kojima H,Nagasawa T,Mori N

更新日期：2000-04-01 00:00:00

abstract：:Eight cases of myelosarcoma without acute leukaemia at time of diagnosis were reviewed and biopsies were immunostained using antibodies reacting with myeloid/monocytic markers. Initial tumour location included lymph nodes, paranasal sinuses, nasopharyngeal and/or orbital regions and other extranodal locations. Three c...

journal_title：Histopathology

authors： Furebring-Fredén M,Martinsson U,Sundström C

更新日期：1990-03-01 00:00:00

abstract：:A case of undifferentiated carcinoma of the salivary gland occurring in the parotid gland of a southern Chinese was reported. Tumour cells showed immunofluorescence for Epstein-Barr virus (EBV)-associated nuclear antigen, and DNA hybridization demonstrated the presence of EBV-DNA in tumour tissue. The findings in this...

journal_title：Histopathology

authors： Huang DP,Ng HK,Ho YH,Chan KM

更新日期：1988-11-01 00:00:00

abstract：AIMS:The diagnosis of epithelioid haemangioendothelioma (EHE) is usually straightforward, based on characteristic histological features. However, it is sometimes difficult to differentiate EHE from a variety of other tumours with epithelioid morphology. The WW domain-containing transcription regulator 1-calmodulin-bind...

journal_title：Histopathology

authors： Shibuya R,Matsuyama A,Shiba E,Harada H,Yabuki K,Hisaoka M

更新日期：2015-12-01 00:00:00

abstract：:Hairy leukoplakia is a recently described oral mucosal condition seen in immunosuppressed individuals, usually in association with HIV infection, when it is thought to be a sign of decreasing immunocompetence. It probably results from reactivation of infection by Epstein-Barr virus (EBV) and usually presents as bilate...

journal_title：Histopathology

authors： Southam JC,Felix DH,Wray D,Cubie HA

更新日期：1991-07-01 00:00:00

abstract：:Waldeyer ring lymphomas belong to a category of tumours which has not yet been fully defined. Their relation to mucosa-associated lymphoid tissue (MALT) and other extranodal lymphomas remains largely unknown. We performed a clinicopathological retrospective study of 79 patients, and compared them with a series of MALT...

journal_title：Histopathology

authors： Menárguez J,Mollejo M,Carrión R,Oliva H,Bellas C,Forteza J,Martin C,Ruiz-Marcellán C,Morente M,Romagosa V

更新日期：1994-01-01 00:00:00

abstract：:Malignant lymphomas can be first detected in some patients in endoscopic biopsies of the gastrointestinal (GI) tract. However, their recognition and accurate classification often pose problems for the pathologist for several reasons. First, the small sampling size limits pattern recognition and the number of ancillary...

journal_title：Histopathology

authors： Banks PM

更新日期：2007-01-01 00:00:00