Acute hepatitis with periportal confluent necrosis associated with human herpesvirus 6 infection in liver transplant patients.

abstract：:The cases of 20 patients, each of whom has a positive lupus erythematosus cell preparation and a negative antinuclear factor test, are presented. The concept of a false-positive lupus erythematosus preparation is suggested. Five common mechanisms causing a false-negative antinuclear factor test are discussed and evalu...

journal_title：American journal of clinical pathology

authors： Koller SR,Johnston CL Jr,Moncure CW

更新日期：1976-09-01 00:00:00

abstract：:We compared the morphologic findings of different types of marginal zone B-cell lymphoma (MZL) involving the bone marrow (BM), including 18 splenic (SMZL), 6 extranodal (mucosa-associated lymphoid tissue lymphoma), and 6 nodal cases. The median percentage of BM involvement was 15%, and multiple overlapping patterns of...

journal_title：American journal of clinical pathology

authors： Inamdar KV,Medeiros LJ,Jorgensen JL,Amin HM,Schlette EJ

更新日期：2008-05-01 00:00:00

abstract：:Seven monoclonal antibodies of rat origin were generated against human epidermal keratins and were assayed by immunoblot and by immunoperoxidase staining of frozen sections from various human epithelial tissues. By immunoblotting, the antibodies recognized two different subsets of high molecular weight cytokeratin pol...

journal_title：American journal of clinical pathology

authors： Chin NW,Lai BT,Lanks KW

更新日期：1988-03-01 00:00:00

abstract：OBJECTIVES:Blood specimen hemolysis is a major cause of sample recollection in the neonatal intensive care unit. We aimed to reduce the hemolysis rate from 6.3% at baseline to less than 4% within the 9 months' duration of the study. METHODS:Intravenous infusion of lipid emulsion during sample collection, sample collec...

journal_title：American journal of clinical pathology

authors： Tolan NV,Kaleta EJ,Fang JL,Colby CE,Carey WA,Karon BS,Baumann NA

更新日期：2016-07-01 00:00:00

abstract：:Platelet aggregation studies are usually performed in either electrical impedance or optical systems and the release reaction assessed by quantitating adenosine triphosphate (ATP) from luminesence produced by the firefly luciferin-luciferase system. In evaluating the results of such studies, attention is paid to a var...

journal_title：American journal of clinical pathology

authors： Sweeney JD,Labuzetta JW,Fitzpatrick JE

更新日期：1988-05-01 00:00:00

abstract：:Vitamin E has been reported to increase serum high-density lipoprotein (HDL) cholesterol. Given the known inverse relationship between HDL-cholesterol and risk of developing coronary artery disease, these preliminary results require verification or refutation. In the present study, 39 volunteers were given 600 U of vi...

journal_title：American journal of clinical pathology

authors： Howard DR,Rundell CA,Batsakis JG

更新日期：1982-01-01 00:00:00

abstract：:Nine human exocrine pancreatic adenocarcinomas were examined by serial sectioning and double- and triple-labeled immunohistochemical techniques with antibodies against chromogranin A, insulin, islet amyloid polypeptide, glucagon, somatostatin, pancreatic polypeptide, serotonin, pancreastatin, and neuron-specific enola...

journal_title：American journal of clinical pathology

authors： Pour PM,Permert J,Mogaki M,Fujii H,Kazakoff K

更新日期：1993-09-01 00:00:00

abstract：:There are few studies that examine prevalence, quantity, and cellular proclivity of latent human herpesvirus 6 (HHV-6) in healthy populations. We examined 69 tonsils with paired blood specimens from children without evidence of acute infection. By polymerase chain reaction (PCR), HHV-6 was detected at low levels in 10...

journal_title：American journal of clinical pathology

authors： Roush KS,Domiati-Saad RK,Margraf LR,Krisher K,Scheuermann RH,Rogers BB,Dawson DB

更新日期：2001-11-01 00:00:00

abstract：:The present report is that of a civilian episode of fatal, fulminant group Y meningococcemia in a previously healthy adolescent, who denied prior vaccination against group C meningococcus. The patient suffered abrupt onset of purpura, hypotension and cardiopulmonary arrest. A detailed clinical and pathologic report is...

journal_title：American journal of clinical pathology

authors： Bernad PG,Snyder DA,Levey M

更新日期：1977-08-01 00:00:00

abstract：:Peliosis of the spleen was found in 10 out of 1,200 cases autopsied from 1977 through 1980 in our laboratory. Eight such cases had no peliosis of the liver. Histologically, it was noticed that the parafollicular areas were the most common sites of the lesions, and this feature seemed to be important for the histologic...

journal_title：American journal of clinical pathology

authors： Tada T,Wakabayashi T,Kishimoto H

更新日期：1983-06-01 00:00:00

abstract：:Primary malignant germ cell tumors of the mediastinum are extremely rare among females. This report describes such a tumor arising in the mediastinum of a 26-year-old woman and correlates immunohistochemical studies of the neoplasm with serum tumor markers. Microscopic examination of the tumor revealed an embryonal ca...

journal_title：American journal of clinical pathology

authors： Sandhaus L,Strom RL,Mukai K

更新日期：1981-04-01 00:00:00

abstract：:Hairy cell populations of greater than 90 purity were prepared from six samples obtained from four patients with leukemic reticuloendotheliosis (LRE). These then were analyzed for surface immunoglobulin (SIg) and antigens specified by a panel of monoclonal antibodies. The hairy cells from all patients displayed SIg an...

journal_title：American journal of clinical pathology

authors： Janckila AJ,Stelzer GT,Wallace JH,Yam LT

更新日期：1983-04-01 00:00:00

abstract：OBJECTIVES:Many nonpathologists and some pathologists consider utilization review essential to laboratory quality improvement, but (1) confusion surrounding the definition of "appropriate" laboratory utilization, (2) the reliance on manual chart review, and (3) a lack of leadership have contributed to its unstandardize...

journal_title：American journal of clinical pathology

authors： Hauser RG,Shirts BH

更新日期：2014-06-01 00:00:00

abstract：:Mean nuclear areas (MNA) were calculated morphometrically in ten cases of well-differentiated adenocarcinoma, ten cases of atypical alveolar cuboidal cell hyperplasia (AAH), and five cases of alveolar cuboidal cell hyperplasia (AH) and were compared with each other. In cases of adenocarcinoma, the MNA were significant...

journal_title：American journal of clinical pathology

authors： Kodama T,Biyajima S,Watanabe S,Shimosato Y

更新日期：1986-02-01 00:00:00

abstract：OBJECTIVES:The metaplastic intestinal epithelium in Barrett esophagus (BE) occasionally contains Paneth cells; however, little is known regarding the prevalence and significance of Paneth cell metaplasia (PCM) in BE. METHODS:We evaluated 757 esophageal biopsy specimens with intestinal metaplasia (IM) for PCM. Outcome ...

journal_title：American journal of clinical pathology

authors： Chen W,Frankel WL,Cronley KM,Yu L,Zhou X,Yearsley MM

更新日期：2015-05-01 00:00:00

abstract：:Our purpose was to determine whether the in vitro (or "spiked curve") method for the therapeutic heparin range is an accurate and valid method for heparin monitoring. Many laboratories use the in vitro method for determining the activated partial thromboplastin time (APTT)-based unfractionated heparin (UFH) therapeuti...

journal_title：American journal of clinical pathology

authors： Gausman JN,Marlar RA

更新日期：2011-06-01 00:00:00

abstract：:Trends in surgical practice suggest that pathologists will encounter increased numbers of patients with small invasive ductal adenocarcinomas; small, if any, metastatic deposits in axillary lymph nodes (ALNs); and possibly fewer ALN specimens to examine. New prognostic histologic features may be needed in this environ...

journal_title：American journal of clinical pathology

authors： Goldstein NS,Mani A,Vicini F,Ingold J

更新日期：1999-01-01 00:00:00

abstract：OBJECTIVES:Certain laboratory tests are critical for patient care and must be communicated rapidly. Professional societies have developed guidelines for reporting of "critical values" and significant or unexpected surgical pathology findings. Urgent diagnoses requiring rapid reporting include new or unexpected diagnose...

journal_title：American journal of clinical pathology

authors： Layfield LJ,Schnabel JL

更新日期：2014-12-01 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：:A method combining alizarin red and a modified silver stain for reticulum fibers in tissue sections is described. The method allows precise localization of calcium deposits and crystals in relation to epithelial and interstitial connective tissue elements. The deposits and their spatial relationships are clearly disce...

journal_title：American journal of clinical pathology

authors： Elbadawi A,Musto LA,Lilien OM

更新日期：1981-03-01 00:00:00

abstract：:Anaerobiospirillum succiniciproducens is a little-known spiral bacterium. Presented here are two septicemia cases similar in that both occurred in rural northern Virginia, both patients presented with dental infection, and in both cases the organism was first suspected to be Campylobacter. The morphology, motility, bi...

journal_title：American journal of clinical pathology

authors： Park CH,Hixon DL,Endlich JF,O'Connell P,Bradd FT,Mount PM

更新日期：1986-01-01 00:00:00

abstract：:A simple scheme for the speciation of clinical isolates of "viridans" streptococci based on nine physiological characteristics is presented. Use of this scheme will enable successful speciation of most "viridans" strep isolates in any laboratory and allow for the accumulation of data necessary for the definition of cl...

journal_title：American journal of clinical pathology

authors： Sands M,Sommers HM,Rubin MB

更新日期：1982-07-01 00:00:00

abstract：:High-performance liquid chromatography (HPLC) is replacing electrophoresis for identification of hemoglobin variants. Our objective was to identify unknown tall peaks with elution times and shapes of hemoglobin Barts found on hemoglobin chromatograms that could not be confirmed by alkaline and acid gel electrophoresis...

journal_title：American journal of clinical pathology

authors： Howanitz PJ,Kozarski TB,Howanitz JH,Chauhan YS

更新日期：2006-04-01 00:00:00

abstract：OBJECTIVES:In 2001, the University of New Mexico Hospitals implemented a rapid screening tool for the triage of suspected hantavirus cardiopulmonary syndrome based on peripheral blood smear morphology. Five criteria guided clinical decisions: thrombocytopenia, hemoconcentration, granulocytic left shift, absence of toxi...

journal_title：American journal of clinical pathology

authors： Dvorscak L,Czuchlewski DR

更新日期：2014-08-01 00:00:00

abstract：:In situ hybridization with specific RNA radiolabeled probes was used to analyze the production of interleukin-2 (IL-2) and interferon-gamma (IFN-gamma) by 21 low-grade follicular lymphomas (FLs). All of the 21 FLs tested contained lymphokine-synthesizing cells in the interfollicular and follicular areas. Enumeration o...

journal_title：American journal of clinical pathology

authors： Peuchmaur M,Emilie D,Crevon MC,Brousse N,Gaulard P,D'Agay MF,Galanaud P,Solal-Celigny P

更新日期：1991-01-01 00:00:00

abstract：:An aggressive visceral form of Kaposi's sarcoma (KS) has been reported in immunosuppressed populations, most notably in patients with acquired immunodeficiency syndrome (AIDS). This presentation contrasts from the indolent skin lesions on the extremities of older males and is distinct enough in the young adult America...

journal_title：American journal of clinical pathology

authors： Berman MA,Nalesnik MA,Kapadia SB,Rinaldo CR Jr,Jensen F

更新日期：1986-09-01 00:00:00

abstract：:Vascular endothelial growth factor (VEGF) is one of the most potent mitogenic, highly specific tumor angiogenic factors, which acts via binding to 2 specific tyrosine kinase receptors. There are few studies analyzing VEGF receptor expression in prostate cancer cells, and results are contradictory. In an immunohistoche...

journal_title：American journal of clinical pathology

authors： Köllermann J,Helpap B

更新日期：2001-07-01 00:00:00

abstract：:Eight cases are reported of an unusual breast lesion consisting of dense intralobular, perilobular, and perivascular lymphocytic infiltrates associated with lobular atrophy and sclerosis. Immunologic studies on paraffin-embedded tissue (seven cases) and frozen tissue (two cases) demonstrated a predominance of B-cells ...

journal_title：American journal of clinical pathology

authors： Schwartz IS,Strauchen JA

更新日期：1990-06-01 00:00:00

abstract：:Bone marrow angiogenesis in patients with idiopathic myelofibrosis (IM) was evaluated by using a quantitative morphometric analysis test system. IM specimens had a significantly higher degree of bone marrow microvessel density (MVD) compared with control specimens. The higher degree of angiogenesis was associated with...

journal_title：American journal of clinical pathology

authors： Ni H,Barosi G,Hoffman R

更新日期：2006-08-01 00:00:00

abstract：:Proper collection, handling, and storage of the blood alcohol specimen are essential in medicolegal cases involving the question of sobriety. A standard operating procedure is necessary to ensure maximum reliability. Comments are offered on the advantages of using blood specimens in preference to urine or tissue speci...

journal_title：American journal of clinical pathology

authors： Kaye S

更新日期：1980-11-01 00:00:00