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Selected AbstractsBeryllium sensitivity among workers at a Norwegian aluminum smelter,AMERICAN JOURNAL OF INDUSTRIAL MEDICINE, Issue 7 2010A.M. Nilsen PhD Abstract Background Sensitivity to beryllium was investigated among workers at an aluminum smelter in Norway as a consequence of the findings in an occupational exposure survey. Methods Three hundred and sixty-two employees and 31 reference persons were tested for sensitization to beryllium with the beryllium lymphocyte proliferation test (BeLPT) based on specifications by the US Department of Energy in 2001. The results are reported as abnormal, borderline, or normal. Results One person (0.28%) from the aluminum smelter was found to have abnormal results in two separate blood samples and is sensitized to beryllium. Three other persons had one abnormal test that was not confirmed by a second test. One person in the reference group had one abnormal and one normal test result. No borderline samples were detected. None of the employees with one or more abnormal sample results had pot room asthma. The sensitized individual worked in a Soederberg line in 1972,1974. The beryllium concentration in the work atmosphere is estimated to have been similar as today (0.1,0.3,µg/m3), but work routines, etc. would cause higher total exposures. Conclusions Only one sensitized person of 362 is in line with what is found in other studies in the aluminum industry. The low number, compared with the beryllium handling industry, may be attributable to lower work atmosphere concentrations, beryllium speciation effects, or use of respiratory protection equipment. Pot room asthma does not appear to be associated with beryllium sensitization. Am. J. Ind. Med. 53:724,732, 2010. © 2010 Wiley-Liss, Inc. [source] The Drake Health Registry Study: Findings from fifteen years of continuous bladder cancer screeningAMERICAN JOURNAL OF INDUSTRIAL MEDICINE, Issue 2 2003Gary M. Marsh PhD Abstract Background The Drake Health Registry Study (DHRS) is an ongoing bladder cancer screening program initiated in 1986 due to workers' probable past exposure to the bladder carcinogen, beta-naphthylamine (BNA). Methods At periodic screening visits, a health survey is administered and three screening tests are applied to a urine sample, urinalysis (UA), papanicolaou (PAP), and quantitative fluorescence image analysis (QFIA). Positive screens are eligible for a free bladder cystoscopy with random biopsies. Results Forty of 51 persons eligible for diagnostic evaluation underwent cystoscopy. One person was diagnosed with carcinoma in situ, two with transitional cell papilloma, 14 with dysplasia, two of which developed transitional cell carcinoma; 26 had bladder abnormalities such as chronic inflammation, chronic cystitis, atypical changes, atypia, hyperplasia, or papillary clusters. Conclusions The DHRS continues to identify early stage bladder cancer and other abnormalities among workers exposed to BNA before 1981 and generates useful clinical, psycho-social, and epidemiologic data. Am. J. Ind. Med. 43: 142,148, 2003. © 2003 Wiley-Liss, Inc. [source] Proximal femoral resection for subluxation or dislocation of the hip in spastic quadriplegiaDEVELOPMENTAL MEDICINE & CHILD NEUROLOGY, Issue 7 2003Steve Ackerly MD Management of a painful or contracted hip dislocation in individuals with severe spastic quadriplegia is difficult. Clinical and radiographic results of 12 proximal femoral resection-interposition operations performed in seven non-ambulatory persons (five males, two females; mean age 14 years, 8 months; age range 6 years 11 months to 19 years 8 months) with severe spasticity were reviewed to determine if pain relief and restoration of motion were maintained. At a mean follow-up of 7 years 7 months (median 9 years 6 months) all participants maintained a good sitting position and a functional range of motion with improved hygiene. Hip pain was improved in all participants compared with their preoperative status. Proximal femur migration occurred causing slight pain in one person. Heterotopic ossification was observed but was not clinically significant. Complications included traction pin loosening and infection and a late supracondylar femur fracture 3 months after the operation. Proximal femoral resection effectively decreased pain and restored hip motion in those with severe spastic quadriplegia leading to improved sitting and perineal care. [source] KSHV/HHV8-associated primary cutaneous plasmablastic lymphoma in a patient with Castleman's disease and Kaposi's sarcomaJOURNAL OF CUTANEOUS PATHOLOGY, Issue 2006Wenhua Liu Three months following the diagnosis of KS affecting a left cervical lymph node and Castleman's disease with bone marrow involvement, he presented with a subcutaneous, tender lesion on his left arm. A skin biopsy demonstrated a superficial and deep, interstitial-nodular infiltrate of severely atypical lymphoid cells showing plasmacytoid features, numerous mitotic figures, and frequent individual apoptotic tumor cells. The morphologic features were those of plasmablastic lymphoma (PBL). Immunohistochemical study showed that the lymphoma cells strongly expressed CD45, CD30, and KSHV/HHV8 latency-associated nuclear antigen. KSHV/HHV8 was also detected in the biopsy sections of the patient's KS and Castleman's disease. Epstein,Barr virus in situ hybridization was diffusely positive. In situ hybridization demonstrated ,-light chain restriction. Although KSHV/HHV8 has been individually associated with KS, Castleman's disease, and PBL, this appears to be the first reported case in which all three entities were present simultaneously in one person, suggesting a critical role of KSHV/HHV8 as a common denominator in the pathogenesis of these diseases. [source] The Use of Bloodhounds in Determining the Impact of Genetics and the Environment on the Expression of Human OdortypeJOURNAL OF FORENSIC SCIENCES, Issue 5 2006Lisa M. Harvey Ph.D. ABSTRACT: Bloodhounds are used to trail fleeing felons and missing persons. In order to start a trail, the dog must be presented with a person's scent. There are many hypotheses on what a bloodhound smells while trailing. The present study attempts to identify whether human scent is genetic, and if it is influenced by one's environment. Bloodhounds trained in human scent discrimination were used to differentiate between monozygotic twins, related and nonrelated persons, living together and apart. The first test required the dogs to run blind trails after being presented with the scent of one person in the pair, while the opposite person was hidden. The second test allowed the dogs to trail one person in the pair after both people were hidden. Results appear to demonstrate that bloodhounds rely heavily on genetic cues when differentiating between people. Environmental cues do not appear to significantly aid the bloodhound in scent discrimination. [source] A study of the prevalence and distribution of dentine sensitivity in a population of 17,58-year-old serving personnel on an RAF base in the MidlandsJOURNAL OF ORAL REHABILITATION, Issue 1 2002D. R. Clayton Previous studies have reported on dentine sensitivity (DS) prevalence in hospital and general practice populations. Results from these studies indicate that perception and prevalence of DS vary depending on the population. The study aimed to determine any major differences in the perception and prevalence of DS in subjects in a military training establishment. Questionnaires from 228 subjects [188 completed by males, 39 completed by females, with one person not indicating their gender of mean age 24·0 years (s.d. 7·16)] were collected and analysed using the Statistical Package for the Social Sciences (SPSS). Fifty percent of the subjects (n=114) claimed to have DS. Yet approximately 30% of the subjects (29·8%, n=68) perceived the condition as a slight problem and approximately 40% of the subjects (40·8%, n=93) claimed it was an occasional problem and approximately 50% (49·1%, n=112) did not seek treatment. Seventeen subjects (7·5%) used a desensitizing paste during periods of discomfort. No clear pattern emerged with regard to seasonal variation in DS although 5·7% (n=13) subjects considered DS to be more of a problem in winter. Only 7·9% (n=18) reported any previous periodontal surgery, consistent with previous studies (12·6 and 15·5%). Of those who received regular scaling (27·2%, n=62), only 23 (10·1%) reported any discomfort following treatment, which did not last ,5 days. The results indicate that self-reporting of DS was similar to previous reports, although it is of fundamental importance that such studies should be supplemented with a thorough clinical examination to determine more reliable prevalence data. [source] CEO Duality and Firm Performance during China's Institutional TransitionsMANAGEMENT AND ORGANIZATION REVIEW, Issue 2 2007Mike W. Peng abstract Does CEO duality , the practice of one person serving both as a firm's CEO and board chair , contribute to or inhibit firm performance? Agency theory suggests that CEO duality is bad for performance because it compromises the monitoring and control of the CEO. Stewardship theory, in contrast, argues that CEO duality may be good for performance due to the unity of command it presents. The empirical evidence, largely from developed economies, is largely inconclusive. This article joins the debate by extending empirical work to the largely unexplored context of institutional transitions. Our findings, based on an archival database covering 403 publicly listed firms and 1,202 company-years in China, offer stronger support for stewardship theory and relatively little support for agency theory. Finally, we also call for a contingency perspective to specify the nature of conditions such as resource scarcity and environmental dynamism under which CEO duality may be especially valuable. [source] Franz Oppenheimer's (1864,1943) Social Economic Approach to HealthAMERICAN JOURNAL OF ECONOMICS AND SOCIOLOGY, Issue 3 2010Ursula Backhaus The idea of scholarly synthesis was central to the founders of the American Journal of Economics and Sociology. Franz Oppenheimer (1864,1943) in fact impersonated the idea of scholarly synthesis. Being the son of a Reformist rabbi,these religious roots provided the impulse for his work,he started out as a physician in the industrial suburbs of Berlin; his diagnosis was that he faced social and not medical disease, which consequently brought him to the study of economics. But unlike many mainstream economists today, he insisted on the necessary cooperation between economists and sociologists, ideally in one person. His chair in Frankfurt, showing his own handwriting, was denominated for economic theory and sociology. In this article, I show his contributions with respect to economic aspects of health. These are not well known. Part of the reason is that the field of health economics as it is taught now is very narrow. Therefore, Oppenheimer's health economic contributions tend to be overlooked. [source] Is An Agreement An Exchange of Intentions?PACIFIC PHILOSOPHICAL QUARTERLY, Issue 1 2004Joe Mintoff After briefly discussing the notion of intention and the principles governing intentions, I argue that a certain type of exchange of intentions , in which one person forms a conditional intention to act if the other does, and the other forms an unconditional intention to act on the presumption that the first will do what they have said , plays all these roles, and so conclude that an agreement is in fact an exchange of intentions. [source] VIII,Epistemic Deference: The Case of ChancePROCEEDINGS OF THE ARISTOTELIAN SOCIETY (HARDBACK), Issue 1pt2 2007James M. Joyce Epistemic deference is the phenomenon in which one person uses the deliverances of some information source, perhaps the opinions of another person, as a model for what to believe. The paper aims to clarify the nature of epistemic deference in probabilistic contexts, to explain the conditions under which deference is appropriate, and to examine deference to objective chances, as epitomized in David Lewis's Principal Principle. This latter analysis will show, in contrast with views that portray chance as an ideal inductive logician with total recall, that our deference to chance is grounded in contingent limitations on our ability to access information and our recognition that the physical probabilities that instantiate the actual chances codify all the types of information that humans are able to possess. [source] Disintegrated Persons and Distributive PrinciplesRATIO, Issue 1 2002David W. Shoemaker In this paper I consider Derek Parfit's attempt to respond to Rawls' charge that utilitarianism ignores the distinction between persons. I proceed by arguing that there is a moderate form of reductionism about persons, one stressing the importance of what Parfit calls psychological connectedness, which can hold in different degrees both within one person and between distinct persons. In terms of this form of reductionism, against which Parfit's arguments are ineffective, it is possible to resuscitate the Rawlsian charge that the utilitarian maximizing approach to matters of distribution ignores something that is of moral relevance, viz., the difference between the degrees of connectedness that hold between different stages of the same person, and between that person and his nearest and dearest, and the lack of connectedness between that person and distant others who may be benefitted at his cost. To Parfit's charge that reductionism sees the differences between persons as being ,less deep', I reply that the sense in which they are less deep is not at odds with their retaining their original moral importance, perhaps now better understood. [source] Chalcedonian Christology and beyond: Luther's understanding of the Communicatio IdiomatumTHE HEYTHROP JOURNAL, Issue 1 2004Dennis Ngien Luther, Zwingli and Calvin are in full accord with the Chalcedonian definition of Christ as one person in two natures, which are united unconfusedly, unchangeably, indivisibly and inseparably. The main point of disagreement among them concerns the usage of the so-called communicatio idiomatum. Luther refers to this mainly in his disputes with other theologians such as Nestorius and Zwingli, whereas when he engages in constructive theology or in biblical interpretation, it seems that he does not use it. He could use it because he found it to be in harmony with his own Christological thinking which, he believed, was rooted in the Bible. The doctrine is, for him, an ontological deduction from the cross and the incarnation. The primary purpose of this article is to see how Luther understood the Christological predication, and only in a limited scope bring him in conversation with Zwingli's and Calvin's understanding. Although the traditional interpretation, that the properties of Christ's two natures are communicated to the concretum of his person, predominates in Luther's thought, he went beyond it, affirming a real communication between the two natures. The logic of his usage of the doctrine of the communication of properties enables Luther to move beyond Chalcedonian understanding of Christology, and also sets him apart from the Reformed tradition. Special attention will be given to Luther's usage of the doctrine in relation to the passibility motif, demonstrating that the human idiomatum of suffering and dying belong to God's very being. [source] Social anxiety moderates memory conformity in adolescentsAPPLIED COGNITIVE PSYCHOLOGY, Issue 7 2010Daniel B. Wright When two people view the same event and later try to remember it together, what one person says affects what the other person reports. A model is presented which predicts that this memory conformity effect will be moderated, in different ways, by two components of social anxiety. People with higher fear of negative evaluation should be more influenced by their peers than others, but those with higher social anxiety related to avoiding social situations may be less influenced by their peers than others. Pairs of adolescent-aged participants took part in a face recognition study. For each trial one person responded and then the next person responded. The effect of what the first person said on the second person's response was measured; the size of the effect was moderated by the social anxiety measures as predicted by the model. This is the first study showing the relationship between social anxiety and memory suggestibility. Copyright © 2009 John Wiley & Sons, Ltd. [source] RACIST ORGAN DONORS AND SAVING LIVESBIOETHICS, Issue 2 2007T.M. WILKINSON ABSTRACT This paper considers what should be done about offers of organs for transplant that come with racist strings attached. Saving lives or improving their quality seem powerful reasons to accept the offer. Fairness, justice, and rejecting racism seem like powerful reasons against. This paper argues that conditional allocation should occur when it would provide access to organs for at least one person without costing others their access to organs. The bulk of the paper concentrates on defending this claim against these objections: (i) that the good that might come about through conditional allocation does so through wrongful complicity in the racist's wrongdoing; (ii) that conditional allocation symbolizes support for racism; and (iii) that conditional allocation is unjust or unfair and is, for that reason, impermissible. The final section, on conditional allocation as a policy, considers the speculative possibility that conditional allocation would reduce access to organs for some, but it argues that, even then, conditional allocation could be justified. [source] The Marius Implant Bridge: Surgical and Prosthetic Rehabilitation for the Completely Edentulous Upper Jaw with Moderate to Severe Resorption: A 5-Year Retrospective Clinical StudyCLINICAL IMPLANT DENTISTRY AND RELATED RESEARCH, Issue 2 2002Yvan Fortin DDS ABSTRACT Background: Patients seeking replacement of their upper denture with an implant-supported restoration are most interested in a fixed restoration. Accompanying the loss of supporting alveolar structure due to resorption is the necessity for lip support, often provided by a denture flange. Attempts to provide a fixed restoration can result in compromises to oral hygiene based on designs with ridge laps. An alternative has been an overdenture prosthesis, which provides lip support but has extensions on to the palate and considerations of patient acceptance. The Marius bridge was developed as a fixed bridge alternative offering lip support that is removable by the patient for hygiene purposes, with no palatal extension beyond normal crown-alveolar contours. Purpose: Implant-supported restorative treatment of completely edentulous upper jaws, as an alternative to a complete denture, is frequently an elective preference, and it requires significant patient acceptance beyond the functional improvement of chewing. Patients with moderate to severe bone resorption and thin ridges present additional challenges for adequate bone volume and soft-tissue contours. The purpose of this investigation was to develop a surgical and prosthetic implant treatment protocol for completely edentulous maxillae in which optimal lip support and phonetics is achieved in combination with substantial implant anchorage without bone grafting. Materials and Methods: The Marius bridge is a complete-arch, double-structure prosthesis for maxillae that is removable by the patient for oral hygiene. The first 45 consecutive patients treated by one person (YF) in one center with this concept are reported, with 245 implants followed for up to 5 years after prostheses connection. Results: The cumulative fixture survival rate for this 5-year retrospective clinical study was 97%. Five fixtures failed before loading, in five different patients, and two fixtures in the same patient failed at the 3-year follow-up visit. None of the bridges failed, giving a prostheses survival rate of 100%. The complications were few and mainly prosthetic: nine incidences of attachment component complications, one mesobar fracture, and three reports of gingivitis. All complications were solved or repaired immediately, with minimal or no interruption of prostheses use. Conclusions: Satisfactory medium-term results of survival and patient satisfaction show that the Marius bridge can be recommended for implant dentistry. The technique may reduce the need for grafting, because it allows for longer implants to be placed with improved bone anchorage and prostheses support. [source] Ritualized Transmission of Social Norms Through Wedding PhotographyCOMMUNICATION THEORY, Issue 1 2006Michele M. Strano This article explores the applicability of ritual theory to social norms research. Wedding photography is used as a test case to demonstrate how gender norms are perpetuated and resisted through ritualized communication practices. The author concludes that looking at social norms transmission through the lens of ritual performance brings to light three theoretical approaches that might be usefully applied to future social norms research. First, the transmission of social norms may be perpetuated and contested through the conventions associated with ritualized communication performances, rather than through the simple communication of information from one person to another. Second, since ritual performance allows or requires a degree of distancing from the ideal, individuals may resist or play with notions of injunctive norms, perhaps embracing opposing descriptive norms. Finally, since ritual communication is performative, evidence of compliance with social norms may occur symbolically rather than literally. [source] |