Giant lymph node hyperplasia of the hyaline vascular type with plasmacytoid T-cells and presentation in infancy.

abstract：:Our aim was to study the possible association between oral lichen planus and chronic hepatitis C in patients from the state of Minas Gerais, Brazil. Two groups of patients were studied: group 1, 50 patients with oral lichen planus evaluated for the presence of chronic hepatitis C; and group 2, 215 patients with chroni...

journal_title：American journal of clinical pathology

authors： de Mattos Camargo Grossmann S,de Aguiar MC,Teixeira R,do Carmo MA

更新日期：2007-05-01 00:00:00

abstract：:Conventional cytogenetic studies have suggested that trisomy 12 may be a characteristic nonrandom numerical chromosome anomaly in benign ovarian tumors, particularly sex cord-stromal tumors. To confirm this finding, and to avoid possible culture artifact introduced during cytogenetic analysis, the authors performed fl...

journal_title：American journal of clinical pathology

authors： Persons DL,Hartmann LC,Herath JF,Keeney GL,Jenkins RB

更新日期：1994-12-01 00:00:00

abstract：:The defined antigen substrate sphere system is a simple method for detecting antigen or antibody in the circulation. The technic is based on the coupling of antigen or antibody with Sepharose 4B beads that have been activated by cyanogen bromide. In this study the activated beads were exposed to dengue antigen in the ...

journal_title：American journal of clinical pathology

authors： Boonpucknavig S,Bunnag C,Vuttiviroj O,Nimmannitya S

更新日期：1978-09-01 00:00:00

abstract：:Cellular and humoral immunity combine to determine the outcome following exposure to hepatitis virus and are implicated in the proposed pathogenetic mechanism for acute and chronic hepatitis. Although antibody to HBsAg is found in virtually all following recovery from hepatitis B, a cell-mediated response to HBsAg can...

journal_title：American journal of clinical pathology

authors： Lee WM

更新日期：1976-05-01 00:00:00

abstract：:To determine the performance and frequency of protein C reagents currently used by clinical laboratories, we analyzed North American Specialized Coagulation Laboratory Association (NASCOLA) protein C proficiency testing data from 6 surveys conducted in 2009 and 2010 (2009-1 to 2009-3 and 2010-1 to 2010-3). Interlabora...

journal_title：American journal of clinical pathology

authors： Baron JM,Johnson SM,Ledford-Kraemer MR,Hayward CP,Meijer P,Van Cott EM

更新日期：2012-06-01 00:00:00

abstract：OBJECTIVES:To investigate metastasis associated in colon cancer 1 (MACC1) and MET expression in colorectal adenoma, Tis, early-stage invasive (T1 and T2), and advanced adenocarcinoma with liver metastasis using immunohistochemistry. METHODS:Ninety-three paraffin-embedded colorectal tumor specimens were immunohistochem...

journal_title：American journal of clinical pathology

authors： Ren B,Zakharov V,Yang Q,McMahon L,Yu J,Cao W

更新日期：2013-11-01 00:00:00

abstract：OBJECTIVES:To evaluate the predictive value of growth patterns in patients undergoing sorafenib treatment for metastatic clear cell renal cell carcinomas (CCRCCs). METHODS:Forty-eight patients were analyzed, each of whom underwent nephrectomy and received sorafenib treatment for metastatic CCRCC. Progression-free surv...

journal_title：American journal of clinical pathology

authors： Araki H,Tsuzuki T,Kimura T,Tanaka K,Yamada S,Sassa N,Yoshino Y,Hattori R,Gotoh M

更新日期：2015-04-01 00:00:00

abstract：:The combined experience of four university medical centers with fine-needle aspiration biopsy (FNAB) of the mediastinum is reviewed. This series includes 189 cases, with 100 males and 89 females, 6 months to 86 years of age. The majority (71%) of diagnoses were neoplastic with the remainder equally distributed between...

journal_title：American journal of clinical pathology

authors： Powers CN,Silverman JF,Geisinger KR,Frable WJ

更新日期：1996-02-01 00:00:00

abstract：:Although some studies have examined the expression of aberrant markers such as CD2, CD7, CD10, CD13, CD33, and CD34 on B cells in chronic lymphocytic leukemia/small lymphocytic lymphoma (CLL/SLL), a uniform multiparametric analysis of the frequency of expression of these markers using stringent criteria is lacking. By...

journal_title：American journal of clinical pathology

authors： Kampalath B,Barcos MP,Stewart C

更新日期：2003-06-01 00:00:00

abstract：:A new generation hematology analyzer, Abbott CELL-DYN 4000 (CD 4000), capable of providing 26 parameters, including fully automated reticulocyte, nucleated RBC, blast, band, and immature granulocyte, and variant lymphocyte counts, was evaluated by using the National Committee for Clinical Laboratory Standards H20-A pr...

journal_title：American journal of clinical pathology

authors： Grimaldi E,Scopacasa F

更新日期：2000-04-01 00:00:00

abstract：:The involvement of Nonspecific Crossreacting Antigen (NCA) in the immunohistological demonstration of Carcino Embryonic Antigen (CEA) in 56 benign and 92 malignant lesions of the breast was analyzed. For this purpose, the authors utilized both polyclonal antisera and monoclonal antibodies. Polyclonal anti-CEA sera wer...

journal_title：American journal of clinical pathology

authors： Nap M,Keuning H,Burtin P,Oosterhuis JW,Fleuren G

更新日期：1984-11-01 00:00:00

abstract：:Immunostaining of cell cycle-related antigens, especially Ki-67, DNA polymerase alpha, and proliferating cell nuclear antigen, has become an important method to assess the proliferative activity of tumors. These three nuclear antigens were studied by immunohistochemical analysis of cytologic smears. These smears were ...

journal_title：American journal of clinical pathology

authors： Sasano H,Miyazaki S,Nishihira T,Sawai T,Nagura H

更新日期：1992-08-01 00:00:00

abstract：:Bleeding problems are symptomatic of platelet delta-storage pool diseases (SPDs) such as Hermansky-Pudlak syndrome. Although at present no cure is available for delta-SPD, early diagnosis is of great importance for prophylactic and supportive treatment. This study tested the usefulness of a flow cytometric assay for p...

journal_title：American journal of clinical pathology

authors： Maurer-Spurej E,Pittendreigh C,Wu JK

更新日期：2007-04-01 00:00:00

abstract：:The aims of this study were to compare the quality of immunohistochemical assays of estrogen receptor (ER) and progesterone receptor (PR) and to compare the intermethod variability of assays from different manufacturers. immunohistochemical staining was entrusted to the following laboratories in Japan: Kyowa Medex, de...

journal_title：American journal of clinical pathology

authors： Arihiro K,Umemura S,Kurosumi M,Moriya T,Oyama T,Yamashita H,Umekita Y,Komoike Y,Shimizu C,Fukushima H,Kajiwara H,Akiyama F

更新日期：2007-03-01 00:00:00

abstract：Objectives:A report on the multicenter evaluation of the Bruker MALDI Biotyper CA System (MBT-CA; Bruker Daltonics, Billerica, MA) for the identification of clinically important bacteria and yeasts. Methods:In total, 4,399 isolates of medically important bacteria and yeasts were assessed in the MBT-CA. These included ...

journal_title：American journal of clinical pathology

authors： Wilson DA,Young S,Timm K,Novak-Weekley S,Marlowe EM,Madisen N,Lillie JL,Ledeboer NA,Smith R,Hyke J,Griego-Fullbright C,Jim P,Granato PA,Faron ML,Cumpio J,Buchan BW,Procop GW

更新日期：2017-06-01 00:00:00

abstract：:Fluorescence in situ hybridization (FISH) and immunohistochemical analysis for assessment of HER-2 status in breast carcinomas are discordant in a significant proportion of cases with equivocal (2+) immunostaining. To evaluate the role of intratumoral heterogeneity and degree of amplification, we performed additional ...

journal_title：American journal of clinical pathology

authors： Lewis JT,Ketterling RP,Halling KC,Reynolds C,Jenkins RB,Visscher DW

更新日期：2005-08-01 00:00:00

abstract：:Serrated adenomas are the precursors of at least 5.8% of colorectal cancers; otherwise little is known of their clinical significance in comparison with conventional adenomas and hyperplastic polyps. We compared the risk of metachronous lesions in colorectal serrated adenomas, conventional adenomas, and hyperplastic p...

journal_title：American journal of clinical pathology

authors： Lazarus R,Junttila OE,Karttunen TJ,Mäkinen MJ

更新日期：2005-03-01 00:00:00

abstract：:We analyzed the diagnostic role of claudins in effusion cytology in 325 effusions, including 218 ovarian, 49 breast, 15 cervical or endometrial, 10 gastrointestinal, and 8 lung adenocarcinomas and 25 malignant mesotheliomas (MMs). Specimens were analyzed for claudin-1 and claudin-3 expression using immunohistochemical...

journal_title：American journal of clinical pathology

authors： Kleinberg L,Holth A,Fridman E,Schwartz I,Shih IeM,Davidson B

更新日期：2007-06-01 00:00:00

abstract：:We further characterize the heterogeneous carcinomas of the papilla of Vater (CPVs) in relation to various clinicopathologic patient characteristics and patient survival. Of the 71 reevaluated CPVs, 32 were intestinal, 26 were pancreatobiliary, 6 were mixed, 4 were mucinous, and 3 were poorly differentiated carcinomas...

journal_title：American journal of clinical pathology

authors： Kohler I,Jacob D,Budzies J,Lehmann A,Weichert W,Schulz S,Neuhaus P,Röcken C

更新日期：2011-02-01 00:00:00

abstract：:We examined the occurrence of JAK2(V617F) and JAK2 exon 12 mutations in a clinical cohort of polycythemia vera (PV) in Taiwan. Of 22 patients with PV, 17 (77%) had the V617F mutation, and all 5 V617F-negative patients (23%) had the exon 12 mutation. We found 3 different exon 12 mutations: 3 N542-E543del, 1 F537-K539de...

journal_title：American journal of clinical pathology

authors： Yeh YM,Chen YL,Cheng HY,Su WC,Chow NH,Chen TY,Ho CL

更新日期：2010-08-01 00:00:00

abstract：:To facilitate the differential diagnosis of poorly differentiated metastatic carcinomas of unknown primary site, we evaluated p63 and cytokeratin (CK) 5/6 as immunohistochemical markers for squamous cell carcinomas. The study cases were as follows: squamous cell carcinoma of the lungs, head/neck, esophagus, cervix ute...

journal_title：American journal of clinical pathology

authors： Kaufmann O,Fietze E,Mengs J,Dietel M

更新日期：2001-12-01 00:00:00

abstract：:We determined whether there were additional diagnostic findings in additional level sections performed on polyps with no pathologic diagnosis (NPD) or those in which only lymphoid aggregates (LAs) were seen initially and determined the level at which findings were identified. All colorectal biopsy specimens submitted ...

journal_title：American journal of clinical pathology

authors： Nash JW,Niemann T,Marsh WL,Frankel WL

更新日期：2002-03-01 00:00:00

abstract：:This study aimed to ascertain pathologic findings of surgical follow-up excision (FUE) on patients who had radiologic finding of calcifications and lobular neoplasia (LN) on core biopsy. Breast core biopsy specimens from 2006-2011 with a diagnosis of pure classic-type LN (lobular carcinoma in situ [LCIS] and atypical ...

journal_title：American journal of clinical pathology

authors： Zhao C,Desouki MM,Florea A,Mohammed K,Li X,Dabbs D

更新日期：2012-07-01 00:00:00

abstract：:The immunohistologic distribution of the feto-acinar pancreatic protein (FAP), detected by the monoclonal antibody (MoAb) J28 using an indirect immunoperoxidase technique, is described. Tests were carried out on normal adult pancreas (n = 10), chronic pancreatitis (n = 14), pancreatic adenocarcinoma (n = 17), intraabd...

journal_title：American journal of clinical pathology

authors： Albers GH,Escribano MJ,Daher N,Nap M

更新日期：1990-01-01 00:00:00

abstract：:A prototype food-bound vitamin B12 (food-B12) absorption test has been developed in which 57Co-B12 was incorporated in vitro into egg yolk (yolk-B12) and served to volunteers in 50-g cooked portions together with toast and coffee for breakfast. Six hours later, 1 mg nonlabeled B12 was given intramuscularly and 24-hour...

journal_title：American journal of clinical pathology

authors： Doscherholmen A,Silvis S,McMahon J

更新日期：1983-10-01 00:00:00

abstract：:Because T-regulatory cells (Tregs) can harmfully impair HIV-specific responses or beneficially limit immune activation, we compared the number of Tregs in lymph nodes from 48 HIV+ patients and 106 HIV- subjects. By using a microscope counting grid, we found that the mean ± SD number of Tregs in lymph nodes was 3 times...

journal_title：American journal of clinical pathology

authors： Arce J,Levin M,Xie Q,Albanese J,Ratech H

更新日期：2011-07-01 00:00:00

abstract：OBJECTIVES:BRAF V600E mutation is characteristic of hairy cell leukemia (HCL). A V600E mutation-specific antibody, VE1, has been recently developed. We studied the diagnostic utility of this antibody in HCL and compared it with other B-cell neoplasms. METHODS:VE1 activity was assessed using immunohistochemistry in 90 ...

journal_title：American journal of clinical pathology

authors： Uppal G,Ly V,Wang ZX,Bajaj R,Solomides CC,Banks PM,Medeiros LJ,Peiper SC,Gong JZ

更新日期：2015-01-01 00:00:00

abstract：:Several authors have suggested that a plausible mechanism for variation in reported mean corpuscular volume (MCV) and hematocrit values for Hematology Survey Specimens may be due to the presence of hyperglycemia in the suspending matrix of the specimens, resulting in cell swelling due to an osmotic matrix effect. The ...

journal_title：American journal of clinical pathology

authors： Savage RA

更新日期：1983-10-01 00:00:00

abstract：:We studied the role of ischemia-modified albumin (IMA) with standard biomarkers (myoglobin, creatine kinase-MB [CK-MB], troponin I [TnI]) in assessment of 200 patients with suspected myocardial ischemia admitted to the emergency department. Every case was reviewed by a cardiologist. A clinical diagnosis of ischemia wa...

journal_title：American journal of clinical pathology

authors： Anwaruddin S,Januzzi JL Jr,Baggish AL,Lewandrowski EL,Lewandrowski KB

更新日期：2005-01-01 00:00:00

abstract：:Thrombocytopenia frequently complicates neonatal necrotizing enterocolitis (NEC) and has been postulated to result from absorption of bacterial endotoxins from the injured gut. The authors tested blood obtained during 47 episodes of NEC for endotoxin-like activity (ELA), using a Limulus amoebocyte lysate assay and fou...

journal_title：American journal of clinical pathology

authors： Scheifele DW,Olsen EM,Pendray MR

更新日期：1985-02-01 00:00:00