A review of the CAP proficiency Surveys for Mycobacteriology, 1975-1981.

abstract：:The Sysmex R-3000 (TOA Medical Electronics, Kobe, Japan) evaluates maturation of reticulocytes by quantitating the fraction of reticulocytes within low-, middle-, and high-fluorescence intensity regions. We defined the immature reticulocyte fraction (IRF) as the sum of the fraction of high-fluorescence intensity regio...

journal_title：American journal of clinical pathology

authors： Chang CC,Kass L

更新日期：1997-07-01 00:00:00

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：:The purpose of this study was to correlate p53 gene alterations and their expression in 85 head and neck squamous cell carcinomas. Genomic p53 was amplified with the polymerase chain reaction (PCR) from formalin-fixed, paraffin-embedded tissues. Exons 5 through 8 were screened for mutations by means of non-isotopic si...

journal_title：American journal of clinical pathology

authors： Calzolari A,Chiarelli I,Bianchi S,Messerini L,Gallo O,Porfirio B,Mattiuz PL

更新日期：1997-01-01 00:00:00

abstract：:Screening sera for streptococcal antibodies is a useful clinical procedure when recent streptococcal infection requires verification. Presently there are two test kits available that detect five (or more) of the antibodies that may be present. These two screening tests were compared using antistreptolysin O (ASO) and ...

journal_title：American journal of clinical pathology

authors： Tolliver PR,Roe MH

更新日期：1979-08-01 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：:Reducing the rate of avoidable errors is crucial to patient safety. Telephone calls with misunderstood critical results constitute one area in which opportunities for improvement exist. The aviation industry has dealt with this issue by requiring pilots to repeat instructions received from the air traffic controller. ...

journal_title：American journal of clinical pathology

authors： Barenfanger J,Sautter RL,Lang DL,Collins SM,Hacek DM,Peterson LR

更新日期：2004-06-01 00:00:00

abstract：:Adenovirus was cultured from various gastrointestinal sites and one lung specimen from seven immunosuppressed patients, four of whom were bone marrow transplant recipients. Histologic examination and in situ hybridization studies of the lung demonstrated adenovirus in the bronchial epithelium and alveolar lining cells...

journal_title：American journal of clinical pathology

authors： Strickler JG,Singleton TP,Copenhaver CM,Erice A,Snover DC

更新日期：1992-04-01 00:00:00

abstract：:Pseudomonas aeruginosa is a frequent and virulent pulmonary pathogen in patients with cystic fibrosis. If colonization is not prevented, P aeruginosa becomes permanently established and nearly always mutates into a mucoid strain. The alginate-containing matrix of the mucoid strain is thought to allow the formation of ...

journal_title：American journal of clinical pathology

authors： Pritt B,O'Brien L,Winn W

更新日期：2007-07-01 00:00:00

abstract：:Three paired samples were distributed at three--six-month intervals in the Basic Ligand Survey during 1976. The stabilities of mean values obtained by widely used commercial kit procedures and by all methods for eight analytes are reported. Significant improvements in accuracy and long-term precision were identified i...

journal_title：American journal of clinical pathology

authors： Haven GT,Hansell JR,Haven MC

更新日期：1978-09-01 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：:The authors describe 11 patients with non-Hodgkin's lymphoma arising in the nasal cavity or paranasal sinuses. Seven were men and four were women. The median age of the women was 76 years; the median age of the men was 45 years. The most common presenting symptoms were nasal obstruction and unilateral facial swelling....

journal_title：American journal of clinical pathology

authors： Frierson HF Jr,Mills SE,Innes DJ Jr

更新日期：1984-06-01 00:00:00

abstract：:Two cases of giant-cell arteritis of uterus were found incidentally in association with uterine prolapse. One similar case has been reported in the literature. Microscopic examination disclosed fragmentation of the elastic laminae of the myometrial arteries with a giant-cell and mononuclear infiltrate. The relationshi...

journal_title：American journal of clinical pathology

authors： Pirozynski WJ

更新日期：1976-03-01 00:00:00

abstract：:Acute myeloid leukemia (AML) with isolated trisomy 4 is rare. Associations with KIT mutations on chromosome 4q12 have been documented. The clinicopathologic features and mutational status of KIT, FLT3, NPM1, CEBPA, and RAS were assessed in 13 AML cases with isolated trisomy 4. There were 9 men and 4 women with a media...

journal_title：American journal of clinical pathology

authors： Bains A,Lu G,Yao H,Luthra R,Medeiros LJ,Sargent RL

更新日期：2012-03-01 00:00:00

abstract：:The uptake and storage of 5-hydroxytryptamine by human platelets from normal donors and patients with the carcinoid syndrome are reported. When platelets were incubated in the presence of 3H-5-hydroxytryptamine (50 microM), an initial phase of rapid uptake was observed until 5-hydroxytryptamine levels of 1--2 microgra...

journal_title：American journal of clinical pathology

authors： Lewis JC,Moertel CG

更新日期：1978-10-01 00:00:00

abstract：Objectives:Early and accurate diagnosis remains crucial in the therapeutic management of invasive central nervous system fungal infections. Different molds have intrinsic resistance to antifungal agents; thus, morphologic differentiation is helpful to clinicians. Methods:Using three examples, we present a guide on how...

journal_title：American journal of clinical pathology

authors： Chavez JA,Brat DJ,Hunter SB,Velazquez Vega J,Guarner J

更新日期：2018-01-29 00:00:00

abstract：OBJECTIVES:We postulated that lymph node (LN) harvest and LN size are influenced by immunologic effects. METHODS:To investigate this hypothesis, we performed a retrospective analysis of 170 node-negative colon cancer cases to evaluate the density of intratumoral T lymphocytes (ITLs). CD3- and CD8-positive T cells were...

journal_title：American journal of clinical pathology

authors： Märkl B,Wieberneit J,Kretsinger H,Mayr P,Anthuber M,Arnholdt HM,Schenkirsch G

更新日期：2016-06-01 00:00:00

abstract：:A 55-year-old man presented with nerve compression and examination of tissue removed by laminectomy, and bone marrow aspiration was diagnostic of multiple myeloma. Protein studies showed a total serum protein of 5.7 g/dL, with a M-component in the fast beta region. The abnormal protein reacted only with anti-lambda an...

journal_title：American journal of clinical pathology

authors： Hom BL

更新日期：1984-11-01 00:00:00

abstract：:Serum and urine samples from 161 cases of hairy cell leukemia (HCL) and 50 cases of chronic lymphocytic leukemia (CLL) were analyzed for monoclonal immunoglobulin (MIg) by using a combination of high-resolution protein electrophoresis, immunoelectrophoresis, and immunofixation. Quantitative immunoglobulin analysis als...

journal_title：American journal of clinical pathology

authors： Hansen DA,Robbins BA,Bylund DJ,Piro LD,Saven A,Ellison DJ

更新日期：1994-11-01 00:00:00

abstract：:We studied the presence of surfactant protein A (Sp-A) immunoreactivity and messenger RNA in 62 normal and abnormal breast samples. Sections were immunostained with polyclonal anti-Sp-A antibody. The association between Sp-A immunoreactivity and histologic grade of 32 invasive ductal carcinomas was assessed by 3 patho...

journal_title：American journal of clinical pathology

authors： Braidotti P,Cigala C,Graziani D,Del Curto B,Dessy E,Coggi G,Bosari S,Pietra GG

更新日期：2001-11-01 00:00:00

abstract：:Primary thymic epithelial neoplasms have been the subject of much controversy in recent years owing to the difficulties posed by these tumors for precise histopathologic typing and prognostication. A number of classification schemes using different terminology have been proposed, none of which has satisfactorily manag...

journal_title：American journal of clinical pathology

authors： Suster S,Moran CA

更新日期：1999-06-01 00:00:00

abstract：:This, to authors' knowledge, is the first report in the United States of Tinea pedis caused by Trichophyton violaceum in a recent Southeast Asian immigrant. Because of the recent entry into this country of refugees from an area of the world where T. violaceum is endemic, this anthropophilic dermatophyte may become a s...

journal_title：American journal of clinical pathology

authors： Fusaro RM,Miller NG,Kelly D

更新日期：1983-07-01 00:00:00

abstract：:We developed anecdotal evidence that parenteral iron therapy is associated with a characteristic pattern of iron staining in bone marrow aspirate smears. In this pattern, uniform blue granules are observed within reticuloendothelial cells/stromal cells with Prussian blue staining, many times in curvilinear arrays. To ...

journal_title：American journal of clinical pathology

authors： Thomason RW,Lavelle J,Nelson D,Lin K,Uherova P

更新日期：2007-10-01 00:00:00

abstract：:We aimed to establish whether morphologic parameters were prognostically important in a large series of breast phyllodes tumors in Asian women. Of 335 phyllodes tumors diagnosed at the Department of Pathology, Singapore General Hospital, Singapore, between January 1992 and December 2002, 250 (74.6%) were benign, 54 (1...

journal_title：American journal of clinical pathology

authors： Tan PH,Jayabaskar T,Chuah KL,Lee HY,Tan Y,Hilmy M,Hung H,Selvarajan S,Bay BH

更新日期：2005-04-01 00:00:00

abstract：:The authors describe the case of a 33-year-old man with a solitary cystic lesion of the left distal radius with central radiodensities that radiographically suggested a chondroid matrix. Curettage of the lesion revealed numerous calcospherites with a lamellar structure. This lamellar pattern is thought to be a result ...

journal_title：American journal of clinical pathology

authors： Kragel PJ,Williams J,Garvin DF,Goral AB

更新日期：1989-12-01 00:00:00

abstract：:The cases of three patients who had clinical courses and hematologic data consistent with plasma-cell leukemia or a terminal leukemic phase of multiple myeloma are presented. A double Bence Jones protein was demonstrated in the urine of two of the patients. Immunoelectrophoresis and immunofluorescence studies demonstr...

journal_title：American journal of clinical pathology

authors： Pedraza MA

更新日期：1975-09-01 00:00:00

abstract：:The overall performances of several enzyme reagent kits for alkaline phosphatase, creatine kinase, lactic dehydrogenase, and aspartate aminotransferase were evaluated using an ABA-100 Bichromatic Analyzer. Interassay precision using this instrument with commercial reagents compared well with published data for similar...

journal_title：American journal of clinical pathology

authors： Beckala HR,Agrell J,Forsman RW,Homburger HA

更新日期：1979-08-01 00:00:00

abstract：:Following normalization of blood glucose levels, a marked change in the MCV and in the calculated hematocrit was observed in five patients with transient severe hyperglycemia. The addition of varied concentrations of glucose to blood samples from healthy volunteers and from patients with microcytic, macrocytic, and no...

journal_title：American journal of clinical pathology

authors： Holt JT,DeWandler MJ,Arvan DA

更新日期：1982-05-01 00:00:00

abstract：:Heterogeneous expression or amplification is a challenge to HER2 diagnostics. A guideline defines heterogeneity as the presence of between 5% and 50% cells with HER2/CEP17 ratios of more than 2.20. We audited the frequency of such cells and their clinical impact in the results from 2 pathology laboratories combined wi...

journal_title：American journal of clinical pathology

authors： Bartlett AI,Starcyznski J,Robson T,Maclellan A,Campbell FM,van de Velde CJ,Hasenburg A,Markopoulos C,Seynaeve C,Rea D,Bartlett JM

更新日期：2011-08-01 00:00:00

abstract：:We evaluated the immunohistochemical profile and specificity of CD138 reactivity in 238 specimens from hematopoietic and nonhematopoietic neoplasms. In 91 bone marrow biopsies, CD138 reactivity was observed for nonneoplastic plasma cells, neoplastic plasma cells in multiple myeloma cases (43/43), and the plasmacytic c...

journal_title：American journal of clinical pathology

authors： O'Connell FP,Pinkus JL,Pinkus GS

更新日期：2004-02-01 00:00:00

abstract：:The purpose of our study was to clarify the prognosis of lymphoepithelioma-like carcinoma (LELC) of the lung, which is rare. We analyzed the clinicopathologic features of 32 cases of pulmonary LELC and compared the cases with 84 cases of pulmonary non-LELC with available long-term follow-up information. The results sh...

journal_title：American journal of clinical pathology

authors： Han AJ,Xiong M,Gu YY,Lin SX,Xiong M

更新日期：2001-06-01 00:00:00