Transformation of follicular lymphoma to precursor B-cell lymphoblastic lymphoma with c-myc gene rearrangement as a critical event.

abstract：:Demonstration of prostate-specific acid phosphatase by immunologic methods in tissue sections or in plasma necessitates a monospecific antiserum. This is produced by immunizing rabbits with pure prostate-specific acid phosphatase antigen, prepared from seminal fluid. The ejaculate is centrifuged, dialyzed against a ci...

journal_title：American journal of clinical pathology

authors： de Vries GP,Slob AW,Jöbsis AC,Meijer AE,Sanders GT

更新日期：1979-12-01 00:00:00

abstract：:A practical acidimetric assay for penicillinase production using penicillin and phenol red impregnated in paper discs was developed. Blank discs were first impregnated with buffered penicillin G and, after drying, with 1% phenol red. For use, a disc was added to a bacterial suspension made in saline solution. A yellow...

journal_title：American journal of clinical pathology

authors： Tu KK,Jorgensen JH,Stratton CW

更新日期：1981-04-01 00:00:00

abstract：:Telepathology is gaining acceptance as a mode of providing pathology services to remote sites, but its economic feasibility is unknown. A dynamic robotic telepathology service between the Veterans Affairs Medical Center, Iron Mountain, MI, and the Veterans Affairs Medical Center, Milwaukee, WI, provides diagnostic ser...

journal_title：American journal of clinical pathology

authors： Agha Z,Weinstein RS,Dunn BE

更新日期：1999-10-01 00:00:00

abstract：:An antithrombin assay (AA) and an antithrombin assay modified by the addition of heparin (H-AA) were performed using sera from healthy subjects, patients predisposed to thrombosis, and patients with thromboembolic disease. Characteristic AA, and H-AA patterns were found in each group. Normal controls and four of 39 "p...

journal_title：American journal of clinical pathology

authors： Innerfield I,Stone ML,Mersheimer W,Clauss RD,Greenberg J

更新日期：1976-03-01 00:00:00

abstract：:Mucocele-like tumors of the breast originally were reported by Rosen in 1986 as benign lesions that histologically resembled colloid carcinoma of the breast. The authors document two cases of mucocele-like tumors to illustrate the difficulty in separating these lesions from colloid carcinoma on the basis of fine-needl...

journal_title：American journal of clinical pathology

authors： Bhargava V,Miller TR,Cohen MB

更新日期：1991-06-01 00:00:00

abstract：:The immunohistochemical staining patterns of three pulmonary blastomas (PBs) were studied for markers of mesenchymal (vimentin, muscle-specific actin) and epithelial (cytokeratin, epithelial membrane antigen) differentiation to clarify their phenotypic nature and, possibly, their histogenesis. Epithelial markers were ...

journal_title：American journal of clinical pathology

authors： Berean K,Truong LD,Dudley AW Jr,Cagle PT

更新日期：1988-06-01 00:00:00

abstract：:In this study, 145 well-differentiated (tubular) carcinomas were divided into two groups: 90 pure tubular carcinomas and 55 which were mixtures in that they contained a component of infiltrating duct carcinoma occupying less than half the tumor. Axillary lymph node metastases developed in 29% of women in the mixed gro...

journal_title：American journal of clinical pathology

authors： Deos PH,Norris HJ

更新日期：1982-07-01 00:00:00

abstract：:We analyzed the value in cervical cytology of a recently developed technique by which it is possible to remove thick tissue specimens, called microbiopsies, from cervical smears and to process them for histologic examination. In 12 (48%) of 25 cervical smears in which microbiopsies were found, the histologic sections ...

journal_title：American journal of clinical pathology

authors： Mravunac M,Verbeek DH,Sanders-Eras M,Besseling R,Wijnen-Dubbers C,Smedts F

更新日期：1997-08-01 00:00:00

abstract：:High-volume (200 ml) platelet concentrates prepared by discontinuous-flow centrifugation, with counts as high as ca. 2.0 x 10(12)/l, were stored in either 600 ml-capacity polyvinylchloride bags or 800-ml capacity polyethylene bags. Both polyvinylchloride and polyethylene bags appeared adequate for 24-hour storage of p...

journal_title：American journal of clinical pathology

authors： Rosenstein R,Lawe JE,North JG

更新日期：1980-03-01 00:00:00

abstract：OBJECTIVES:Timely reporting of immunosuppressant (ISP) drug level results is needed for transplant patient management. This study characterized the local ISP testing process, identified bottlenecks and implemented process improvements to meet turnaround time requirements. METHODS:Laboratory information time stamps, di...

journal_title：American journal of clinical pathology

authors： Barakauskas VE,Bradshaw TA,Smith LD,Lehman CM,Johnson-Davis KL

更新日期：2016-08-01 00:00:00

abstract：:B5 fixation achieves superior morphologic detail. However, environmental concerns have led to labor-intensive and costly requirements for disposal of mercury-containing fixatives. We performed a blinded prospective study to find a safe, mercury-free alternative to B5. Morphology was evaluated with 6 fixatives, includi...

journal_title：American journal of clinical pathology

authors： Bonds LA,Barnes P,Foucar K,Sever CE

更新日期：2005-08-01 00:00:00

abstract：OBJECTIVES:CD161 (NKRP1) is a lectin-like receptor present on NK cells and rare T-cell subsets. We have observed CD161 expression in some cases of T-cell prolymphocytic leukemia (T-PLL) and found it to be useful in follow-up and detection of disease after treatment. METHODS:Retrospective review of T-PLL cases with com...

journal_title：American journal of clinical pathology

authors： Gilles SR,Yohe SL,Linden MA,Dolan M,Hirsch B,Grzywacz B

更新日期：2019-09-09 00:00:00

abstract：:Blood glucose results for 2,601 specimens obtained at multiphasic health examination, divided into three age groups, were analyzed using probability plot paper. Two straight lines could be fitted to each distribution. The assumption was made that the lower lines correspond to "normal-healthy" persons, whereas the uppe...

journal_title：American journal of clinical pathology

authors： Morgenstern NL,Shearn MA

更新日期：1981-08-01 00:00:00

abstract：:The cases of five patients who had sinus histiocytosis with massive lymphadenopathy accompanied by osseous involvement by the disease are presented. Four of the five patients were children. The bone lesions were multiple in four cases and solitary in one. The long bones were most commonly involved (three patients); ot...

journal_title：American journal of clinical pathology

authors： Walker PD,Rosai J,Dorfman RF

更新日期：1981-02-01 00:00:00

abstract：:The authors investigated the blast cells obtained from two patients with acute myelofibrosis with the use of recently developed immunochemical and ultrastructural markers. They intended to examine the expression of megakaryoblastic, erythroblastic, myeloblastic, and monoblastic properties in these cells. Respectively,...

journal_title：American journal of clinical pathology

authors： Schreeder MT,Prchal JT,Parmley RT,Carroll AJ,Gewirtz AM,Hoffman R

更新日期：1985-01-01 00:00:00

abstract：:Pancreatic adenocarcinoma is believed to develop from histologically identifiable intraductal lesions known as pancreatic intraepithelial neoplasias (PanINs) that undergo a series of architectural, cytologic, and genetic changes, a progression model similar to the adenoma-carcinoma sequence in the colon. The apomucin ...

journal_title：American journal of clinical pathology

authors： Swartz MJ,Batra SK,Varshney GC,Hollingsworth MA,Yeo CJ,Cameron JL,Wilentz RE,Hruban RH,Argani P

更新日期：2002-05-01 00:00:00

abstract：OBJECTIVES:Overuse of laboratory tests is a persistent issue. We examined the use and overuse of serum immunofixation electrophoresis and serum free light chain assays to develop an algorithm for optimizing utilization. METHODS:A retrospective review of all tests, for investigation of monoclonal gammopathies, for all ...

journal_title：American journal of clinical pathology

authors： Heaton C,Vyas SG,Singh G

更新日期：2016-04-01 00:00:00

abstract：:A rapid, convenient immunologic assay technic for fibrinogen is reported. Basically a latex agglutination, the assay technic, called kinetic latex agglutinometry, quantitates the increase in light transmission that occurs in a stirred suspension of anti-fibrinogen-coated latex beads after the addition of a plasma or w...

journal_title：American journal of clinical pathology

authors： Babson AL,Opper CA,Crane LJ

更新日期：1982-04-01 00:00:00

abstract：:Platelet factor 4 (PF4)/heparin antibody, typically associated with heparin therapy, is reported in some heparin-naive people. Seroprevalence in the general population, however, remains unclear. We prospectively evaluated PF4/heparin antibody in approximately 4,000 blood bank donors using a commercial enzyme-linked im...

journal_title：American journal of clinical pathology

authors： Hursting MJ,Pai PJ,McCracken JE,Hwang F,Suvarna S,Lokhnygina Y,Bandarenko N,Arepally GM

更新日期：2010-11-01 00:00:00

abstract：:The effect of changes in cytology laboratory costs, including the costs of new technologies, on the cost-effectiveness of cervical cancer prevention has not been studied. Using University of Iowa laboratory detection rates and costs, a decision model determined the cost-effectiveness of the laboratory with and without...

journal_title：American journal of clinical pathology

authors： Raab SS,Zaleski MS,Silverman JF

更新日期：1999-02-01 00:00:00

abstract：:Spiral arteries, from curetted endometrium, of first-trimester pregnancies, were examined in 342 consecutive cases, comprising 150 primigravida and 192 multigravida . Vascular changes, similar to the "acute atherosis ," described at the end of pregnancy in preeclamptic women, were found. Primigravida had a statistical...

journal_title：American journal of clinical pathology

authors： Lichtig C,Deutch M,Brandes J

更新日期：1984-06-01 00:00:00

abstract：:The May-Hegglin anomaly is one of the rare forms of heriditary thrombocytopenia. Since fewer than 100 cases of May-Hegglin anomaly have been described to date, major controversies regarding the adequacy of hemostasis in vivo and abnormalities of platelet function in vitro continue to prevail. This report describes the...

journal_title：American journal of clinical pathology

authors： Hamilton RW,Shaikh BS,Ottie JN,Storch AE,Saleem A,White JG

更新日期：1980-11-01 00:00:00

abstract：:The authors studied the performance of four measures of laboratory turnaround time: the mean, median, 90th percentile, and proportion of tests reported within a predetermined cut-off interval (proportion of acceptable tests [PAT]). Measures were examined with the use of turnaround time data from 11,070 stat partial th...

journal_title：American journal of clinical pathology

authors： Valenstein PN,Emancipator K

更新日期：1989-04-01 00:00:00

abstract：OBJECTIVES:MDM2 gene amplification is associated with well-differentiated (WDL) and dedifferentiated liposarcomas (DDL). Using fluorescent in situ hybridization (FISH), we sought to characterize various patterns of MDM2 amplification among the morphologic spectrum of liposarcoma. METHODS:Forty-six cases of liposarcoma...

journal_title：American journal of clinical pathology

authors： Ware PL,Snow AN,Gvalani M,Pettenati MJ,Qasem SA

更新日期：2014-03-01 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：:A morphometric and immunohistochemical study was performed to assess the spleen's alterations in patients with autoimmune thrombocytopenia and in drug abusers with thrombocytopenia (DAT) related to human immunodeficiency virus (HIV) infection. A total of 34 patients were included in the study: 20 DAT patients and 14 w...

journal_title：American journal of clinical pathology

authors： Marti M,Feliu E,Campo E,Palacin A,Berga L,Casals FJ,Urbano Ispizua A,Cardesa A,Rozman C

更新日期：1993-12-01 00:00:00

abstract：:Members of the genus Pseudomonas are widely implicated in human disease. Although most isolates are P. aeruginosa, there have been serious outbreaks of infection with other members of the genus. The susceptibility patterns of 5) Pseudomonas isolates are reported. It was notable that of the four antibiotics tested, uni...

journal_title：American journal of clinical pathology

authors： Tilton RC,Steingrimsson O,Ryan RW

更新日期：1978-04-01 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：: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 on-line computer-assisted pathology encoding and reportying system (CAPER) has been developed by the Department of Pathology and Laboratory of Computer Science of the Massachusetts General Hospital for a department of surgical pathology that processes more than 25,000 specimens yearly. CAPER performs clerical funct...

journal_title：American journal of clinical pathology

authors： Aller RD,Robboy SJ,Poitras JW,Altshuler BS,Cameron M,Prior MC,Miao S,Barnett GO

更新日期：1977-12-01 00:00:00