Oxalosis. An unusual cause of myelophthisis in childhood.

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：:The case of a 23-year-old woman with a primary small cell carcinoma of the endometrium is reported. The light microscopic features were similar to those of small cell carcinoma of the lung and those of the uterine cervix. Electron microscopy revealed cytoplasmic neurosecretory type granules and indistinct cell junctio...

journal_title：American journal of clinical pathology

authors： Kumar NB

更新日期：1984-01-01 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：:Immunohistochemistry occasionally is used to determine the lineage of entirely necrotic tumors. However, the sensitivity and specificity of antibodies on necrotic tissue are unknown. To determine the usefulness of immunohistochemistry with necrotic lesions, a series of 24 known tumors consisting of 14 carcinomas, 2 ly...

journal_title：American journal of clinical pathology

authors： Judkins AR,Montone KT,LiVolsi VA,van de Rijn M

更新日期：1998-11-01 00:00:00

abstract：:Quantitative morphometry was used to evaluate the homogeneity of lymphoid cell populations in fine-needle aspiration cytology smears of lymph nodes from eight non-Hodgkin's lymphomas and four benign lymphoid proliferations. Using the standard deviation of log-transformed nuclear areas as the measure of lymphoid cell h...

journal_title：American journal of clinical pathology

authors： Dawsey SM,Korn EL,Layfield LJ

更新日期：1989-10-01 00:00:00

abstract：:In a computerized case registry, containing 220 cases of sinus histiocytosis with massive lymphadenopathy (SHML), 23 patients were identified with clinical or routine laboratory findings suggestive or diagnostic of immune dysfunction. We divided the abnormalities into hematologic autoantibodies (nine patients), glomer...

journal_title：American journal of clinical pathology

authors： Foucar E,Rosai J,Dorfman RF,Eyman JM

更新日期：1984-11-01 00:00:00

abstract：:The frequency with which blood gas measurements should be obtained is controversial because laboratory-based blood gas analyzers impose blood loss, delay, and cost on each measurement. Point-of-care analyzers eliminate the delay factor, but blood loss and cost factors remain. Optode microsensing can be adopted readily...

journal_title：American journal of clinical pathology

authors： Shapiro BA

更新日期：1995-10-01 00:00:00

abstract：:The presence of antineutrophil cytoplasmic autoantibodies with specificity for proteinase 3 (PR3-ANCA) usually is detected by enzyme-linked immunosorbent assay (ELISA) with purified PR3 as a substrate. We studied the technical performance of direct and capture ELISA using a recombinant proteolytically inactive form of...

journal_title：American journal of clinical pathology

authors： Rarok AA,Huitema MG,van der Leij MJ,van der Geld YM,Berthold H,Schmitt J,Stegeman CA,Limburg PC,Kallenberg CG

更新日期：2003-10-01 00:00:00

abstract：:Bordetella pertussis (Bp) infection in infants and young children can be associated with a significant increase in small lymphocytes with convoluted and cleaved nuclei (SLCCN) in the peripheral blood (PB). Buffy coat smears were studied that were prepared from the PB of 11 children with documented Bp infection, whose ...

journal_title：American journal of clinical pathology

authors： Kubic VL,Kubic PT,Brunning RD

更新日期：1991-06-01 00:00:00

abstract：:The development of chemoresistance in a variety of cancers seems related to overexpression of the P-glycoprotein (P-gp) drug pump. Nephroblastoma, the most common malignant renal tumor of childhood, usually is responsive to treatment, and prognosis is favorable in most cases. However, the disease in a subset of patien...

journal_title：American journal of clinical pathology

authors： Camassei FD,Arancia G,Cianfriglia M,Bosman C,Francalanci P,Ravà L,Jenkner A,Donfrancesco A,Boldrini R

更新日期：2002-03-01 00:00:00

abstract：OBJECTIVES:Millions of biospecimens will be collected during the coronavirus disease 2019 (COVID-19) pandemic. As learned from severe acute respiratory syndrome (SARS), proper biospecimen handling is necessary to prevent laboratory-related infections. METHODS:Centers for Disease Control and Prevention and World Health...

journal_title：American journal of clinical pathology

authors： Lankes HA,Makhlouf H

更新日期：2021-01-04 00:00:00

abstract：:The levels of thymus-derived lymphocytes (T-cells) in samples of peripheral blood from 47 patients with carcinoma of the breast, 36 patients with benign mammary lesions, and 33 matched normal controls were determined. Results were analyzed with three statistical tests. It was found that the mean percentages of T-lymph...

journal_title：American journal of clinical pathology

authors： Keller SE,Ioachim HL,Pearse T,Siletti DM

更新日期：1976-04-01 00:00:00

abstract：:This study evaluates the sensitivity and detection time of a new radiometric broth (BACTEC 13A medium, Johnston Laboratories, Towson, MD) designed for direct blood culturing for Mycobacteria. A total of 1,848 blood specimens were cultured in parallel by a new method in which blood was directly inoculated into 13A medi...

journal_title：American journal of clinical pathology

authors： Strand CL,Epstein C,Verzosa S,Effatt E,Hormozi P,Siddiqi SH

更新日期：1989-03-01 00:00:00

abstract：:We studied methylation of 2 tumor suppressor genes (p14, p16) and 4 MINT (methylated in tumor) clones (MINT1, MINT2, MINT25, MINT31) among 51 fundic gland polyps (FGPs) and 27 normal gastric body biopsy samples using bisulfite treatment of genomic DNA followed by methylation-specific polymerase chain reaction. Thirty-...

journal_title：American journal of clinical pathology

authors： Abraham SC,Park SJ,Cruz-Correa M,Houlihan PS,Half EE,Lynch PM,Wu TT

更新日期：2004-11-01 00:00:00

abstract：:Cytogenetic studies of bone marrow were performed in 230 consecutive cases of patients with chronic granulocytic leukemia (CGL) admitted to the National Cancer Institute since 1961. Twenty patients lacked the Philadelphia (Ph1) chromosome. All were previously untreated. When compared with Ph1-positive patients, CGL pa...

journal_title：American journal of clinical pathology

authors： Canellos GP,Whang-Peng J,DeVita VT

更新日期：1976-04-01 00:00:00

abstract：:The association between Campylobacter-like organisms (CLOs) and lesions of the gastric mucosa was studied in 59 consecutive biopsies. Hematoxylin and eosin and Warthin-Starry silver stains, as well as high-resolution light microscopy (HRLM) and transmission electron microscopy (TEM), were used. The organisms were foun...

journal_title：American journal of clinical pathology

authors： Chen XG,Correa P,Offerhaus J,Rodriguez E,Janney F,Hoffmann E,Fox J,Hunter F,Diavolitsis S

更新日期：1986-11-01 00:00:00

abstract：OBJECTIVES:To characterize the clinical and pathologic features of mantle cell lymphoma with mantle zone growth pattern (MCL-MZGP). METHODS:The clinicopathologic data from 35 cases of MCL-MZGP obtained in 12 centers were analyzed. RESULTS:The patients with MCL-MZGP typically sought treatment at high clinical stages (...

journal_title：American journal of clinical pathology

authors： Yuan J,Li S,Liu X,Su RJ,Chen M,Wu X,Zheng G,Smith LM,Wang L,Li Y,Liu C,Zhou J,Shen Q,Zhang L,Wang E,Xu ML,Pan Z

更新日期：2019-07-05 00:00:00

abstract：:Neuroendocrine tumors comprise a family of neoplasms with a wide range of morphologic, functional, and behavioral characteristics. Their diagnosis depends on the recognition of characteristic morphologic features and on the presence of markers indicative of neuroendocrine differentiation. Neuroendocrine tumors can be ...

journal_title：American journal of clinical pathology

authors： DeLellis RA

更新日期：2001-06-01 00:00:00

abstract：:In diagnostic pathology, decision-making skills are used to match the facts of a particular case to a diagnostic category. Ideally the diagnosis is established with "beyond a reasonable doubt" certainty, but substantial uncertainty orfrank diagnostic error can afflict the diagnostic process for a variety of reasons. M...

journal_title：American journal of clinical pathology

authors： Foucar E

更新日期：2001-12-01 00:00:00

abstract：OBJECTIVES:The coronavirus disease 2019 pandemic has halted in-person medical student education in many large academic centers, including the University of Washington. We identified a unique opportunity to bring comprehensive and targeted anatomic pathology training to large numbers of medical students who would not re...

journal_title：American journal of clinical pathology

authors： Parker EU,Chang O,Koch L

更新日期：2020-10-13 00:00:00

abstract：OBJECTIVES:To demonstrate the impact of genetics specialists on identifying test order errors and improving reimbursement for genetic testing. METHODS:Forty-four cases in which whole exome sequencing (WES) was performed but not reimbursed were reviewed by a genetic counselor through simulated prospective and retrospec...

journal_title：American journal of clinical pathology

authors： Conway ME,Kalejta CD,Sternen DL,Singh IR

更新日期：2020-03-09 00:00:00

abstract：OBJECTIVES:To examine laser microdissection and mass spectrometry (LMD-MS), which has emerged as a new tool to aid in typing amyloid proteins. RESULTS:ALECT-2 is a potential cause of hepatic amyloidosis best detected by LMD-MS. METHODS:One of the more recently reported proteins is ALECT-2 (leukocyte cell-derived chem...

journal_title：American journal of clinical pathology

authors： Damlaj M,Amre R,Wong P,How J

更新日期：2014-02-01 00:00:00

abstract：:Although acute myeloid leukemias (AMLs) cytochemically negative for myeloperoxidase are now well recognized, myeloid surface antigen-negative AMLs are rare. The morphologic, cytochemical, immunologic, and cytogenetic or molecular features of such cases are described in four adults aged 19 to 60 years. All had AML with...

journal_title：American journal of clinical pathology

authors： Arber DA,Glackin C,Lowe G,Medeiros LJ,Slovak ML

更新日期：1997-01-01 00:00:00

abstract：:A two-sample plot is often used to display test results in clinical chemistry external quality control programs. The use of control materials at different concentrations calls for a re-evaluation of the two-sample plot. A modification of the two-sample plot is presented. The axes of the graph are graduated in units of...

journal_title：American journal of clinical pathology

authors： Elion-Gerritzen WE

更新日期：1977-01-01 00:00:00

abstract：:The clinical and pathologic features of 64 inflammatory fibroid polyps of the large and small bowel in 63 patients are reported. Six of the lesions in the small bowel were studied by electron microscopy. Follow-up information was obtained from 39 patients. The lesion was always benign, occurred at all ages, and had a ...

journal_title：American journal of clinical pathology

authors： Shimer GR,Helwig EB

更新日期：1984-06-01 00:00:00

abstract：:The lupus anticoagulant was identified in three patients. Laboratory studies gave evidence of inhibitory activity directed against phospholipid and prekallikrein. Inhibition of prekallikrein has not been reported previously. When exposed to kaolin, all three patients' plasmas failed to develop the level of fibrinolyti...

journal_title：American journal of clinical pathology

authors： Sanfelippo MJ,Drayna CJ

更新日期：1982-03-01 00:00:00

abstract：:Two cases of Actinomyces viscosus infection of the lungs were seen in nonimmunosuppressed patients. One patient had a peripheral actinomycotic lung mass resembling a tumor. Both patients responded to a long course of penicillin therapy. Reports of A. viscosus infections are rare, although the organism colonizes the mo...

journal_title：American journal of clinical pathology

authors： Eng RH,Corrado ML,Cleri D,Cherubin C,Goldstein EJ

更新日期：1981-01-01 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：: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：:The volume of data contained in a data warehouse represents a potential resource to provide the basis for detailed and specific reference intervals. Routine chemistry panel testing data were derived from an outreach laboratory patient population of 438,180 people and then screened by multiple data filters to identify ...

journal_title：American journal of clinical pathology

authors： Bock BJ,Dolan CT,Miller GC,Fitter WF,Hartsell BD,Crowson AN,Sheehan WW,Williams JD

更新日期：2003-11-01 00:00:00