Hidden mastocytosis in acute myeloid leukemia with t(8;21)(q22;q22).

abstract：:Adenomatous polyps are common neoplastic lesions of the large intestine. The risk of carcinoma increases with polyp size. Small polyps are typically totally embedded for histologic examination, but no standard method for sampling large, grossly benign polyps has been established. We reviewed grossly noninvasive adenom...

journal_title：American journal of clinical pathology

authors： Euscher ED,Niemann TH,Lucas JG,Kurokawa AM,Frankel WL

更新日期：2001-09-01 00:00:00

abstract：OBJECTIVES:B-lymphoblastic leukemia (B-LBL) arising in patients with chronic lymphocytic leukemia (CLL) is exceedingly rare and poorly characterized. METHODS:We describe four patients with CLL and concurrent or subsequent B-LBL diagnosed by morphologic, immunophenotypic, cytogenetic, and molecular analysis and reviewe...

journal_title：American journal of clinical pathology

authors： Chakhachiro Z,Yin CC,Abruzzo LV,Aladily TN,Barron LL,Banks HE,Thomas DA,Keating M,Medeiros LJ,Huh YO

更新日期：2015-08-01 00:00:00

abstract：:For quality-control purposes, federal regulations require cytology laboratories to compare Papanicolaou smear and cervical biopsy reports, if available, and determine the cause of any discrepancies. The authors reviewed 56,497 cervicovaginal smears, of which 1,582 (2.8%) had a subsequent cervical biopsy or endocervica...

journal_title：American journal of clinical pathology

authors： Joste NE,Crum CP,Cibas ES

更新日期：1995-01-01 00:00:00

abstract：:A unique case of intramural uterine tumor composed of malignant epithelium and benign smooth muscle, adipose tissue, and cartilage is reported. This tumor, which the authors designated "carcinomesenchymoma," apparently represents an example of a previously unreported variant of mixed müllerian tumor that is composed o...

journal_title：American journal of clinical pathology

authors： Chen KT,Vergon JM

更新日期：1981-05-01 00:00:00

abstract：OBJECTIVES:To compare thromboelastography (TEG) tracings obtained from fresh and citrated whole-blood samples in patients on extracorporeal membrane oxygenation (ECMO) or after cardiopulmonary bypass and in healthy volunteers. METHODS:Samples of fresh and citrated whole blood were analyzed for 25 patients and 4 health...

journal_title：American journal of clinical pathology

authors： Gilman EA,Koch CD,Santrach PJ,Schears GJ,Karon BS

更新日期：2013-08-01 00:00:00

abstract：OBJECTIVES:To investigate the clinicopathologic features of extranodal natural killer/T-cell lymphoma (ENKTL) not preceded by another Epstein-Barr virus (EBV)-related disorder in children and adolescents. METHODS:A series of 17 cases of ENKTL not preceded by another EBV-related disorder in children and adolescents in ...

journal_title：American journal of clinical pathology

authors： Huang Y,Xie J,Ding Y,Zhou X

更新日期：2016-01-01 00:00:00

abstract：:Pathologic rupture of the spleen is a rare phenomenon in acute lymphocytic leukemia, and its mechanism is unknown. This complication has been seen almost exclusively in men, and at ages much older than those of the majority of patients who have this leukemia; these unusual features are also unexplained. A case of acut...

journal_title：American journal of clinical pathology

authors： Johnson CS,Rosen PJ,Sheehan WW

更新日期：1979-07-01 00:00:00

abstract：:Several technics are currently being used to detect hepatitis type A antigen or its antibody. These include immunoelectronmicroscopy, immune adherence, and complement fixation. This paper describes another promising technic, a microtiter solid-phase immunoradiometric assay, in which hepatitis A antigen and antibody ar...

journal_title：American journal of clinical pathology

authors： Hollinger FB,Bradley DW,Dreesman GR,Melnick JL

更新日期：1976-05-01 00:00:00

abstract：:Malignant mesothelioma is increasing in incidence worldwide, including in Japan. However, the accurate pathologic diagnosis of pleural or peritoneal mesothelioma (PM) is sometimes difficult if adequate histologic and immunohistochemical analyses are not undertaken. The aim of this study was to identify a useful antibo...

journal_title：American journal of clinical pathology

authors： Takeshima Y,Amatya VJ,Kushitani K,Inai K

更新日期：2008-11-01 00:00:00

abstract：:A population-based case-control study of college students was undertaken to estimate the effect of a positive clinical test for human papillomavirus (HPV) DNA (the Virapap test) on the rate of squamous intraepithelial lesions (SIL) of the uterine cervix. When age, multiple lifetime sexual partners, and oral contracept...

journal_title：American journal of clinical pathology

authors： Levine AJ,Harper J,Hilborne L,Rosenthal DL,Weismeier E,Haile RW

更新日期：1993-07-01 00:00:00

abstract：:The authors describe an unusual variant of alkaline phosphatase (ALP) discovered in a patient with a 90-fold increase in serum ALP. The variant ALP was indistinguishable from the bone isoenzyme when subjected to chemical inhibition, heat inactivation, lectin precipitation, and routine electrophoresis. However, treatme...

journal_title：American journal of clinical pathology

authors： Schreiber WE,Gorecki T,Bernstein V

更新日期：1991-05-01 00:00:00

abstract：:We studied 68 sporadic colorectal carcinomas (CRCs) with medullary features (MCRCs) and compared them with 35 poorly differentiated purely "enteric" CRCs (ECRCs) and 15 purely neuroendocrine carcinomas (NECs) of grades II and III, all in patients lacking a family history of CRC. Potential clinicopathologic differences...

journal_title：American journal of clinical pathology

authors： Wick MR,Vitsky JL,Ritter JH,Swanson PE,Mills SE

更新日期：2005-01-01 00:00:00

abstract：:Cytokeratin (CK) expression was studied in 22 sinonasal inverted papillomas. Columnar (respiratory) epithelium in inverted papillomas abundantly expressed CK7, CK8, CK18, and CK19. Immunoreactivity for CK5/14 and CK17 was found in basal and parabasal/suprabasal cells. Transitional (cuboidal) and squamous epithelium in...

journal_title：American journal of clinical pathology

authors： Schwerer MJ,Kraft K,Baczako K,Maier H

更新日期：2001-05-01 00:00:00

abstract：:A comparative study of large cell lymphoma (LCL) (ten B and ten T), Hodgkin's disease (15 cases), and true histiocytic lymphoma (two cases) was undertaken, using formalin-fixed paraffin-embedded tissue sections, a panel of eight antibodies, and one lectin to determine if any particular antibody or immunologic profile ...

journal_title：American journal of clinical pathology

authors： Meis JM,Osborne BM,Butler JJ

更新日期：1986-11-01 00:00:00

abstract：:Fluorescence in situ hybridization (FISH), using repetitive alpha satellite probes to chromosomes 9 and 17, was performed on 27 paraffinembedded bladder specimens from 18 Egyptian patients affected with bilharzial carcinoma. Fluorescence in situ hybridization results in the carcinomas and benign mucosa of patients wit...

journal_title：American journal of clinical pathology

authors： Ghaleb AH,Pizzolo JG,Melamed MR

更新日期：1996-08-01 00:00:00

abstract：:Hemizygous TP53 gene deletion is the most important adverse risk factor in chronic lymphocytic leukemia (CLL), but its relationship with p53 protein expression is unclear. We investigated 110 CLL cases and correlated nuclear p53 protein immunoreactivity with TP53 gene deletion status and other CLL-associated genetic r...

journal_title：American journal of clinical pathology

authors： Chang H,Jiang AM,Qi CX

更新日期：2010-01-01 00:00:00

abstract：:Data from 2.5 million glucose analyses on pools of lyophilized human quality control serum were used to evaluate analyte stability in the prereconstitution phase. Input information was from laboratories in Regional Quality Control Programs that use CAP Quality Assurance Service (QAS) data processing. Of 31 pools in us...

journal_title：American journal of clinical pathology

authors： Lawson NS,Haven GT,DiSilvio TV,Gilmore BF

更新日期：1982-10-01 00:00:00

abstract：:Elevated T-cell leukemia-1 (TCL1) oncoprotein expression might promote human Burkitt lymphoma (BL) because increased TCL1 causes Burkitt-like lymphomas in TCL1 transgenic mice. Epstein-Barr virus (EBV) infection has been implicated as a cause of increased TCL1 expression in multiple BL cell lines, suggesting a critica...

journal_title：American journal of clinical pathology

authors： Teitell MA,Lones MA,Perkins SL,Sanger WG,Cairo MS,Said JW

更新日期：2005-10-01 00:00:00

abstract：:The JAK2(V617F)mutation is recurrent in polycythemia vera and essential thrombocythemia, which are myeloproliferative neoplasms frequently associated with arterial and venous thromboembolism. It has also been reported as a marker for occult myeloproliferative disorder (MPD) in patients with splanchnic venous thrombosi...

journal_title：American journal of clinical pathology

authors： Shetty S,Kulkarni B,Pai N,Mukundan P,Kasatkar P,Ghosh K

更新日期：2010-07-01 00:00:00

abstract：OBJECTIVES:To establish an objective, scientific, evidence-based process for planning statistical quality control (SQC) procedures based on quality required for a test, precision and bias observed for a measurement procedure, probabilities of error detection and false rejection for different control rules and numbers o...

journal_title：American journal of clinical pathology

authors： Westgard JO,Westgard SA

更新日期：2019-03-01 00:00:00

abstract：:The development of a precise, mathematical relationship between blood pressure and renal microvascular abnormalities would be highly desirable. Such a relationship would require that abnormalities be quantitative on a rational scale. The dominant abnormality in nephrosclerosis occurs in arcuate and cortical arteries o...

journal_title：American journal of clinical pathology

authors： Tracy RE,Mercante DE,Moncada A,Berenson G

更新日期：1986-03-01 00:00:00

abstract：Objectives:To analyze interobserver reproducibility and compare practice patterns between academic and community settings of Lower Anogenital Squamous Terminology (LAST). Methods:In total, 132 anal biopsy slides were revised as well as p16 immunostains. Results:LAST was used in 49% of cases (academic center, 68%; sat...

journal_title：American journal of clinical pathology

authors： Roma AA,Liu X,Patil DT,Xie H,Allende D

更新日期：2017-07-01 00:00:00

abstract：:Serologic testing shows that hepatitis C virus (HCV) may have a role in the pathogenesis of B-cell non-Hodgkin lymphomas (B-cell NHLs). We tried to demonstrate HCV RNA sequences in paraffin-embedded tissue from B-cell NHLs by reverse-transcription double polymerase chain reaction (RT-PCR) and Southern blotting. We stu...

journal_title：American journal of clinical pathology

authors： Karavattathayyil SJ,Kalkeri G,Liu HJ,Gaglio P,Garry RF,Krause JR,Dash S

更新日期：2000-03-01 00:00:00

abstract：:A patient with prolymphocytic leukemia was immunophenotyped by whole blood and Ficoll-Hypaque methods. Discordance was noted between the two methods, especially for the HLE1, B1, I2, and T1B monoclonal markers. The disparity in results reflected the use of 15 X 10(6) cells versus 1 X 10(6) cells per reaction tube. Thi...

journal_title：American journal of clinical pathology

authors： Warzynski MJ,Podgurski AE,Boldt DM,Hetzel PC

更新日期：1989-02-01 00:00:00

abstract：:We performed a retrospective clinicopathologic study on sequential biopsy specimens from 90 patients with Philadelphia chromosome-positive chronic myelogenous leukemia to study therapy-specific effects of busulfan (28 patients), hydroxyurea (32 patients), and interferon-alfa (IFN-alfa; 30 patients). Bone marrow specim...

journal_title：American journal of clinical pathology

authors： Thiele J,Kvasnicka HM,Schmitt-Graeff A,Bundschuh S,Biermann T,Roessler G,Wasmus M,Diehl V,Zankovich R,Schaefer HE

更新日期：2000-07-01 00:00:00

abstract：:Clotting tests based upon the activated partial thromboplastin time are disturbed by heparin. This brief communication shows that Factor XII clotting activity in plasma samples heparinized in vitro and in vivo can be measured accurately by means of an aPTT-test using congenitally deficient substrate plasma when the pl...

journal_title：American journal of clinical pathology

authors： Lämmle B,Tran TH,Duckert F

更新日期：1983-10-01 00:00:00

abstract：:Labor use ratings assigned to instruments by the Workload Recording Method (WRM) do not change with batch size or walk-away time use. The authors evaluated the effect of both on the labor use of the analyzers Paramax B6100 (Baxter Paramax, Irvine, CA) and Ektachem 700 (Eastman Kodak, Rochester, NY) by timing all worke...

journal_title：American journal of clinical pathology

authors： McClellan GA,Nipper HC,Horn MJ,Burris WD,Hodges K,Monaco S,Cox RS Jr

更新日期：1991-05-01 00:00:00

abstract：:Kikuchi's lymphadenitis is a self-limiting condition typically affecting young patients. Surgical biopsy is unnecessary if a firm diagnosis can be rendered by fine-needle aspiration cytology (FNAC). The authors report the FNAC findings for 27 cases, including 24 female and 3 male patients aged 12 to 43 years. Histolog...

journal_title：American journal of clinical pathology

authors： Tsang WY,Chan JK

更新日期：1994-10-01 00:00:00

abstract：:We obtained data on laboratory turnaround time (TAT) and emergency department (ED) length of stay (LOS). We correlated potassium test TAT outlier percentage (TAT-OP) with ED LOS and found that for each outlier percentage (potassium result > 40 minutes), a projected impact on ED LOS was approximately 2.8 additional min...

journal_title：American journal of clinical pathology

authors： Holland LL,Smith LL,Blick KE

更新日期：2006-05-01 00:00:00

abstract：:The present study evaluated the origin of endothelial and epithelial cells, as well as of lymphocytes and macrophages, after lung transplantation. Biopsy specimens from patients who underwent lung and heart-lung transplantation and received organs of sex-mismatched donors were studied by means of nonisotopic in situ h...

journal_title：American journal of clinical pathology

authors： Bittmann I,Dose T,Baretton GB,Müller C,Schwaiblmair M,Kur F,Löhrs U

更新日期：2001-04-01 00:00:00