1,541 research outputs found

    Show yourself, a short film to show professionals at an admission ward your ‘euthymic being’ during an admission for mania

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    BACKGROUND: The progress and recovery of a patient with mania during hospitalization is differently seen by professionals working at an admission ward and by relatives of the patient. Professionals often indicate that the situation of the patient is improving while relatives estimate the improvement to be minimal in relation to the recovery of the patient. OBJECTIVE(S): To develop an intervention to give professionals at an admission ward an impression of the patient in a euthymic mood state to provide professionals with information to plan and conduct individualized patient centred care. METHODS: Professionals, patients, and relatives were individually interviewed about the preferable content and use of a film in which patients' shows their 'euthymic being'. Content analysis was performed. RESULTS: An outline for the content and use of the film was developed. CONCLUSIONS: The intervention holds promise for clinical practice, but further development and testing is necessary

    Multiple Myeloma

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    The results of the use of melphalan in 52 patients with multiple myeloma have been analysed. The median survival of the whole group of patients was 30 months, and of those w:th renal insufficiency only 12,5 months. Bence-lones proteinuria was also a poor prognostic finding,. but only because of its association with renal failure. Patients with Bence-Jones protcinur;a and normal renal function had a median survival of 41 months. Responsiveness to therapy by criteria based on those of the Chronic Leukemial Multip!e Myeloma Task Force could be assessed in 25 patients. Dramatic symptomatic relief occurred in all but one of the responsive patients, but in only one-fifth of those who did not respond to therapy.S. Afr. Med. J., 48, 1026 (1974

    Multiple Myeloma

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    The clinical, biochemical and immunochemical features of 52 patients suffering from multiple myelomatosis are reported. Three major criteria were used to establish the diagnosis: serum and urine protein chemistry, bone marrow morphology and the radiological appearances of bone. The fact that abnormalities of gamma globulin synthesis were present in 49 of the 52 patients indicates the importance of adequate examination of urine by electrophores's and immunochemical techniques in the early diagnosis of multiple myeloma. Bradshaw's test, which is a simple screening test for fence-Jones proteinuria, was positive in 63% of patients.S. Afr. Med. J., 48, 1023 (1974)

    A proton-cyclotron wave storm generated by unstable proton distribution functions in the solar wind

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    We use audification of 0.092 s cadence magnetometer data from the Wind spacecraft to identify waves with amplitudes >0.1 nT near the ion gyrofrequency (~0.1 Hz) with duration longer than 1 hr during 2008. We present one of the most common types of event for a case study and find it to be a proton-cyclotron wave storm, coinciding with highly radial magnetic field and a suprathermal proton beam close in density to the core distribution itself. Using linear Vlasov analysis, we conclude that the long-duration, large-amplitude waves are generated by the instability of the proton distribution function. The origin of the beam is unknown, but the radial field period is found in the trailing edge of a fast solar wind stream and resembles other events thought to be caused by magnetic field footpoint motion or interchange reconnection between coronal holes and closed field lines in the corona

    Dynamics of Collapse of flexible Polyelectrolytes and Polyampholytes

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    We provide a theory for the dynamics of collapse of strongly charged polyelectrolytes (PEs) and flexible polyampholytes (PAs) using Langevin equation. After the initial stage, in which counterions condense onto PE, the mechanism of approach to the globular state is similar for PE and PA. In both instances, metastable pearl-necklace structures form in characteristic time scale that is proportional to N^{4/5} where N is the number of monomers. The late stage of collapse occurs by merger of clusters with the largest one growing at the expense of smaller ones (Lifshitz- Slyozov mechanism). The time scale for this process T_{COLL} N. Simulations are used to support the proposed collapse mechanism for PA and PE.Comment: 14 pages, 2 figure

    Abdominal Subcutaneous Adipose Tissue: A Protective Fat Depot?

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    OBJECTIVE: Obesity is associated with increased metabolic and cardiovascular risk. The ectopic fat hypothesis suggests that subcutaneous fat may be protective, but this theory has yet to be fully explored. RESEARCH DESIGN AND METHODS: Participants from the Framingham Heart Study (n = 3,001, 48.5% women) were stratified by visceral adipose tissue (VAT) into sex-specific tertiles. Within these tertiles, age-adjusted abdominal subcutaneous adipose tissue (SAT) tertiles were examined in relation to cardiometabolic risk factors. RESULTS: In the lowest VAT tertile, risk factor prevalence was low, although systolic blood pressure in women and rates of high triglycerides, impaired fasting glucose, hypertension, and the metabolic syndrome in men increased with increasing SAT tertile (all P < 0.04). In contrast, in the top VAT tertile, lower triglycerides were observed in men with increasing SAT (64.4% high triglycerides in SAT tertile 1 vs. 52.7% in SAT tertile 3, P = 0.03). Similar observations were made for women, although results were not statistically significant (50.6% high triglycerides in SAT tertile 1 vs. 41.0% in tertile 3, P = 0.10). Results in the highest VAT tertile were notable for a lack of increase in the prevalence of low HDL in men and women and in rates of impaired fasting glucose in men with increasing subcutaneous fat, despite sizable differences in BMI across SAT tertiles (27.1 to 36.3 kg/m2^2 [women]; 28.1 to 35.7 kg/m2^2 [men]). CONCLUSIONS: Although adiposity increases the absolute risk of metabolic and cardiovascular disease, abdominal subcutaneous fat is not associated with a linear increase in the prevalence of all risk factors among the obese, most notably, high triglycerides

    (Quantum) Space-Time as a Statistical Geometry of Fuzzy Lumps and the Connection with Random Metric Spaces

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    We develop a kind of pregeometry consisting of a web of overlapping fuzzy lumps which interact with each other. The individual lumps are understood as certain closely entangled subgraphs (cliques) in a dynamically evolving network which, in a certain approximation, can be visualized as a time-dependent random graph. This strand of ideas is merged with another one, deriving from ideas, developed some time ago by Menger et al, that is, the concept of probabilistic- or random metric spaces, representing a natural extension of the metrical continuum into a more microscopic regime. It is our general goal to find a better adapted geometric environment for the description of microphysics. In this sense one may it also view as a dynamical randomisation of the causal-set framework developed by e.g. Sorkin et al. In doing this we incorporate, as a perhaps new aspect, various concepts from fuzzy set theory.Comment: 25 pages, Latex, no figures, some references added, some minor changes added relating to previous wor

    Scattering length of the ground state Mg+Mg collision

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    We have constructed the X 1SIGMAg+ potential for the collision between two ground state Mg atoms and analyzed the effect of uncertainties in the shape of the potential on scattering properties at ultra-cold temperatures. This potential reproduces the experimental term values to 0.2 inverse cm and has a scattering length of +1.4(5) nm where the error is prodominantly due to the uncertainty in the dissociation energy and the C6 dispersion coefficient. A positive sign of the scattering length suggests that a Bose-Einstein condensate of ground state Mg atoms is stable.Comment: 15 pages, 3 figures, Submitted Phys. Rev.
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