Non-Hodgkin's lymphomas of the sinonasal region: histologic subtypes and their clinicopathologic features.

abstract：:Automation was introduced into the clinical microbiology laboratory in the 1960s but initially met with limited success. Today, instruments are an integral part of many clinical laboratories and are used for microbial detection, identification, and susceptibility testing; detection of positive blood cultures; screenin...

journal_title：American journal of clinical pathology

authors： Woods GL

更新日期：1992-10-01 00:00:00

abstract：:We used a panel of paraffin antibodies to determine whether neoplastic and nonneoplastic lymphoid aggregates in the bone marrow can be distinguished reliably. Formalin-fixed, paraffin-embedded bone marrow core biopsy specimens with lymphoid aggregates were stained using primary antibodies directed against bcl-2, bcl-6...

journal_title：American journal of clinical pathology

authors： West RB,Warnke RA,Natkunam Y

更新日期：2002-04-01 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：:Acute exacerbations of idiopathic pulmonary fibrosis/cryptogenic fibrosing alveolitis (IPF/CFA) are rare and typically terminal events, but their relationship to underlying patterns of idiopathic interstitial pneumonias is unknown. We reviewed autopsy material from patients who died of diffuse alveolar damage in the c...

journal_title：American journal of clinical pathology

authors： Rice AJ,Wells AU,Bouros D,du Bois RM,Hansell DM,Polychronopoulos V,Vassilakis D,Kerr JR,Evans TW,Nicholson AG

更新日期：2003-05-01 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：:Three commercially available enzyme immunoassays (EIAs) were evaluated for specificity and sensitivity compared to immunofluorescent assays (IFAs) for detection of IgG and IgM antibodies to Toxoplasma gondii (Toxo) and Cytomegalovirus (CMV). A panel of 78 sera were tested, including specimens known to contain Toxo IgG...

journal_title：American journal of clinical pathology

authors： Van Enk RA,James KK,Thompson KD

更新日期：1991-03-01 00:00:00

abstract：:The ability of the cervical Papanicolaou (Pap) smear to detect cervicitis associated with Chlamydia trachomatis was investigated. Cultures and cervical cytology samples were obtained from 487 women seen at the Mayo Clinic Department of Obstetrics and Gynecology and at the Sexually Transmitted Disease clinic of the Olm...

journal_title：American journal of clinical pathology

authors： Dorman SA,Danos LM,Wilson DJ,Noller KL,Malkasian GD,Goellner JR,Smith TF

更新日期：1983-04-01 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：:An automated fluorescent immunoassay system (FIAX) was compared with complement fixation (CF) for measuring antibodies to cytomegalovirus (CMV) and herpes simplex virus (HSV) in clinical specimens. Compared with CF the specificity of FIAX (ability to detect a negative titer) was 95% for CMV and 92% for HSV. The sensit...

journal_title：American journal of clinical pathology

authors： Friedman HM,Tustin NB,Hitchings MM,Plotkin SA

更新日期：1981-09-01 00:00:00

abstract：:The pattern of spurious red blood cell parameters caused by serum cold agglutinins has been well characterized for the Coulter counters but not the Ortho ELT-8. The pattern consists of a spurious increase in mean corpuscular volume (MCV), a discrepancy between the hemoglobin and the hematocrit, the latter falsely redu...

journal_title：American journal of clinical pathology

authors： Solanki DL,Blackburn BC

更新日期：1985-02-01 00:00:00

abstract：:Free testosterone (FT) measurement by equilibrium dialysis and liquid chromatography-tandem mass spectroscopy (LCMS/MS) is the "gold standard." We hypothesized that calculated FT values could substitute for measured values; compared FT results reported by Walter Reed Army Medical Center (WRAMC), Washington, DC, with r...

journal_title：American journal of clinical pathology

authors： DeVan ML,Bankson DD,Abadie JM

更新日期：2008-03-01 00:00:00

abstract：:The radioimmunoassay of ACTH was used in a routine laboratory to localize the site of the lesion in 20 patients with Cushing's syndrome. Eight of the patients had no detectable circulating ACTH and had adrenal tumors removed, 12 had high levels and were diagnosed as having pituitary Cushing's syndrome. Very high level...

journal_title：American journal of clinical pathology

authors： Broughton A

更新日期：1975-11-01 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：:Peripheral blood mononuclear cells from pemphigus vulgaris and bullous pemphigoid patients produced antiepithelial antibodies in a pokeweed mitogen-stimulated in vitro cell culture system. Antiintercellular substance (ICS) antibodies were detected in supernatants of cell cultures from four of four pemphigus vulgaris p...

journal_title：American journal of clinical pathology

authors： Fitzmaurice M,Deodhar SD

更新日期：1984-05-01 00:00:00

abstract：:Protease inhibitor serpin-B2 (plasminogen activator inhibitor-2 [PAI-2]) protects pRb from degradation in human papillomavirus (HPV)-18+ HeLa cells. Our objective was to assess whether the pRb-mediated HPV-suppressive effect of PAI-2 in cancer cell lines has implications in the outcome of HPV infections. Cervical biop...

journal_title：American journal of clinical pathology

authors： Syrjänen S,Naud P,Sarian L,Derchain S,Roteli-Martins C,Longatto-Filho A,Tatti S,Branca M,Erzen M,Hammes LS,Costa S,Syrjänen K

更新日期：2009-12-01 00:00:00

abstract：:Same-day turnaround of pathology specimens is desirable in this era of managed care, and rapid microwave tissue processing produces histologic features of a quality equivalent to overnight processing. We studied whether microwave-assisted rapid tissue processing adversely affects the quality of immunohistochemical sta...

journal_title：American journal of clinical pathology

authors： Emerson LL,Tripp SR,Baird BC,Layfield LJ,Rohr LR

更新日期：2006-02-01 00:00:00

abstract：:A tumor of the larynx composed of a small infiltrating and well-differentiated squamous cell carcinoma and a large polypoid sarcomatous mass showing the histologic features of the malignant giant cell tumor of soft parts (MGCT) is reported. Other types of sarcomatous components have been described with squamous cell c...

journal_title：American journal of clinical pathology

authors： Alguacil-Garcia A,Alonso A,Pettigrew NM

更新日期：1984-09-01 00:00:00

abstract：:The results from fetal-maternal hemorrhage (FMH) detection and quantitation external quality assessment surveys conducted in Ontario indicate that the rosette test had a sensitivity and specificity for an FMH of more than 10 mL of 1.0 and 0.75, respectively, compared with 0.96 and 0.92, respectively, for acid elution....

journal_title：American journal of clinical pathology

authors： Lafferty JD,Raby A,Crawford L,Linkins LA,Richardson H,Crowther M

更新日期：2003-01-01 00:00:00

abstract：:An American black family in whom hemoglobin J Baltimore and beta (+)-thalassemia genes coexisted is described. The proposita is a 23-year-old woman with a hemoglobin (Hb) level of 11.5 g/dl, microcytic, hypochromic indices, increased values of Hbs A2 and F, and alpha/non-alpha synthetic ratio of 1.52. Hbs A and J Balt...

journal_title：American journal of clinical pathology

authors： Ballas SK,Atwater J,Theriault C,Kim HC,Propst M

更新日期：1981-06-01 00:00:00

abstract：:A fatal case of an apparently congenital form of hemophagocytic reticulosis is reported. The onset was manifested by hyperbilirubinemia and hepatosplenomegaly which were present at birth and persisted throughout life. Fever, anemia and pancytopenia developed at 1 month of age and became progressively worse. A splenect...

journal_title：American journal of clinical pathology

authors： Koto A,Morecki R,Santorineou M

更新日期：1976-04-01 00:00:00

abstract：Objective:T-cell large granular lymphocytic (T-LGL) leukemia is associated with B-cell lymphomas (BCLs), especially small BCLs. We aimed to explore and expand upon its association with BCLs. Methods:We retrospectively studied clinicopathologic features of T-LGL leukemia patients with coexisting BCL from January 2001 t...

journal_title：American journal of clinical pathology

authors： Goyal T,Thakral B,Wang SA,Bueso-Ramos CE,Shi M,Jevremovic D,Morice WG,Zhang QY,George TI,Foucar KK,Bhattacharyya S,Bagg A,Rogers HJ,Bodo J,Durkin L,Hsi ED

更新日期：2018-01-29 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：:Sera have been submitted to the authors' laboratory for syphilis testing at a dramatically increased rate since the start of the human immunodeficiency virus type 1 epidemic. Thus they were interested in evaluating a new enzyme immunoassay, the DCL Syphilis-G test kit (DCL-G, Diagnostic Chemicals Ltd., Oxford, CT) for...

journal_title：American journal of clinical pathology

authors： Nayar R,Campos JM

更新日期：1993-03-01 00:00:00

abstract：OBJECTIVES:Universal screening of upper tract urothelial carcinoma (UTUC) for Lynch syndrome by mismatch repair (MMR) protein immunohistochemistry (IHC) has been recommended by some investigators. Herein, we assess this recommendation retrospectively by simulating its performance on a retrospective, unselected cohort o...

journal_title：American journal of clinical pathology

authors： Gayhart MG,Johnson N,Paul A,Quillin JM,Hampton LJ,Idowu MO,Smith SC

更新日期：2020-11-04 00:00:00

abstract：:The effectiveness of fine-needle aspiration (FNA) increases with the number of needle passes, but needle passes are also associated with increased risk of adverse events. The trade-off between needle passes and adequacy has not been well characterized. Clinical studies are limited because of their inherent variability...

journal_title：American journal of clinical pathology

authors： Schmidt RL,Kordy MA,Howard K,Layfield LJ,Hall BJ,Adler DG

更新日期：2013-03-01 00:00:00

abstract：:We describe 41 cases of myeloid neoplasms (MNs) secondary to plasma cell myeloma (PCM). The types of MN included myelodysplastic syndrome (MDS) in 34 (82.9%), acute myeloid leukemia (AML) in 4 (9.8%), and myeloproliferative neoplasm (MPN) or MDS/MPN in 3 (7.3%) cases. The latency from treatment to diagnosis of MN rang...

journal_title：American journal of clinical pathology

authors： Reddi DM,Lu CM,Fedoriw G,Liu YC,Wang FF,Ely S,Boswell EL,Louissaint A Jr,Arcasoy MO,Goodman BK,Wang E

更新日期：2012-12-01 00:00:00

abstract：:The thickness of eosinophilic band in collagenous colitis (CC) was assessed by 3 methods: histologic estimates (22 observers), conventional measurements using a calibrated micrometric scale (1 observer), and semiautomatic micrometric measurements (1 observer). By the histologic estimate technique, 7.4% of the results ...

journal_title：American journal of clinical pathology

authors： Rubio CA,Orrego A,Höög A,Porwitz A,Petersson F,Elmberger G,Glaessgen A,Eriksson E,Kanter L,Jaremko G,Egevad L,Laforga J,Liljefors M,Löfdahl B,Norman P,Larsson O,Wanat R,Wejde J,Zickert P,Björk J,Caini S,Palli D

更新日期：2008-09-01 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：:Cultures from the gallbladder and blood of a 60-year-old man with acute cholecystitis grew Haemophilus aphrophilus. This organism, an unusual isolate in clinical specimens, is most frequently seen in patients with either endocarditis or brain abscesses. Haemophilus aphrophilus may be distinguished from Eikenella corro...

journal_title：American journal of clinical pathology

authors： Huck W,Britt MR

更新日期：1978-03-01 00:00:00

abstract：:Urine cultures represent 40-50% of specimens processed by hospital clinical microbiology laboratories. An accurate rapid screening method to detect positive urine cultures could greatly improve laboratory efficiency. Three hundred eighty-two unselected urines were screened by nephelometry at 2, 4, and 5 hours of shaki...

journal_title：American journal of clinical pathology

authors： Heinz T,Pezzlo M,Thrupp L

更新日期：1982-03-01 00:00:00