123 research outputs found

    Acute cor pulmonale as a complication of pneumonia in children

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    Immune Deficiency Disease' of Undetermined Aetiology in Infancy

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    Immunodeficiency diseases in infancy may be genetic or may result from an infection acquired during intrauterine life. A precise aetiological diagnosis is important for genetic counselling purposes, prognosis and treatment. The case of a young female child with a combined immunodeficiency disease and thrombocytopenia is presented. The difficulties of establishing a precise aetiological diagnosis are illustrated.S. Afr. Med. J., 48, 687 (1974)

    Megaloblastic anaemia in infancy with special reference to treatment with Vitamin B12

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    Perinatal mortality in the bantu

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    Plug-In City Outlets: Revisioning the Form of Urban Logistics

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    In support of a modal shift towards rail for goods movement, a reconceptualization of urban and interurban mobility frameworks leads to the proposed infrastructural fitting for the urban periphery. Keller Easterling’s notion of Situating serves as a tool for engaging the serial aspects of the project territory in order to leverage widespread change. The intervention is born of the premise that while the ‘last mile’ of the supply chain must remain predominantly road based, the ‘second-last mile’ between concentrated distribution clusters is an opportune target for modal shifting initiatives. Towards this end the thesis envisions alternative, elaborated templates for distribution cluster design which optimize instrumental capacity as well as generate new performative possibilities through the conflation of productive, consumptive, and logistical activities. The hybridized type is demonstrated on a greenfield, industrial zoned site in the outer fringes of the Greater Toronto Area. Standard warehouse morphologies are retooled to serve the unfolding trends of agglomeration and just-in-time delivery while functioning as revolutionized, streamlined terminals of inland intermodal exchange. A unique urban condition is created where the freight-intensive logistics cluster interfaces a transit-supportive arterial corridor in the surrounding suburban fabric. Here, a thickened seam is developed to engage pedestrian-scaled experience, offer richness through surprising functional juxtaposition, and capitalize on the potentials for efficient local connections to regional distribution agents

    Is good memory always a good thing? An early offset of infantile amnesia predicts anxiety-like behavior throughout development in rats

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    Infants tend to forget experiences much more rapidly than older individuals, a phenomenon referred to as infantile amnesia. This robust, cross-species phenomenon is commonly used to examine memory development. However, in this set of experiments, we examined the novel hypothesis that the expression of infantile amnesia is related to resilience/vulnerability. We conditioned infant rats to associate a white noise with shock. Animals were tested for memory of the association ~1 week later. We found that infants that expressed better memory of the aversive association emitted more vocalizations (indicative of higher levels of distress) when separated from their mother earlier in infancy (Experiment 1). Better expression of memory in infancy also predicted higher levels of conditioned fear (Experiment 2) and anxiety-like behavior (in a light-dark box; Experiment 3) in adulthood. Furthermore, probiotic-treatment administered early in development reduced anxiety-like behavior in animals that exhibited good expression of memory for an aversive association learnt in infancy (Experiment 4). However, the same treatment was ineffective if administered in adulthood. Taken together, these results suggest that individual differences in infants’ memory for an aversive association predict anxiety-like behavior throughout development, and that early administration of probiotics can reduce anxiety-like behavior in “at-risk” animals

    The EULAR–OMERACT rheumatoid arthritis MRI reference image atlas: the metacarpophalangeal joints

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    This paper presents the metacarpophalangeal (MCP) joint magnetic resonance images of the EULAR–OMERACT rheumatoid arthritis MRI reference image atlas. The illustrations include synovitis in the MCP joints (OMERACT RA magnetic resonance imaging scoring system (RAMRIS), grades 0–3), bone oedema in the metacarpal head and the phalangeal base (grades 0–3), and bone erosion in the metacarpal head and the phalangeal base (grades 0–3, and examples of higher grades). The presented reference images can be used to guide scoring of MCP joints according to the OMERACT RA MRI scoring system

    The development of the EULAR–OMERACT rheumatoid arthritis MRI reference image atlas

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    Based on a previously developed rheumatoid arthritis MRI scoring system (OMERACT 2002 RAMRIS), the development team agreed which joints, MRI features, MRI sequences, and image planes would best illustrate the scoring system in an atlas. After collecting representative examples for all grades for each abnormality (synovitis, bone oedema, and bone erosion), the team met for a three day period to review the images and choose by consensus the most illustrative set for each feature, site, and grade. A predefined subset of images (for example, for erosion—all coronal slices through the bone) was extracted. These images were then re-read by the group at a different time point to confirm the scores originally assigned. Finally, all selected images were photographed and formatted by one centre and distributed to all readers for final approval

    Initial assessment of safety and clinical feasibility of irreversible electroporation in the focal treatment of prostate cancer.

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    BACKGROUND: To evaluate the safety and clinical feasibility of focal irreversible electroporation (IRE) of the prostate. METHODS: We assessed the toxicity profile and functional outcomes of consecutive patients undergoing focal IRE for localised prostate cancer in two centres. Eligibility was assessed by multi-parametric magnetic resonance imaging (mpMRI) and targeted and/or template biopsy. IRE was delivered under transrectal ultrasound guidance with two to six electrodes positioned transperineally within the cancer lesion. Complications were recorded and scored accordingly to the NCI Common Terminology Criteria for Adverse Events; the functional outcome was physician reported in all patients with at least 6 months follow-up. A contrast-enhanced MRI 1 week after the procedure was carried out to assess treatment effect with a further mpMRI at 6 months to rule out evidence of residual visible cancer. RESULTS: Overall, 34 patients with a mean age of 65 years (s.d.=±6) and a median PSA of 6.1 ng ml(-1) (interquartile range (IQR)= 4.3-7.7) were included. Nine (26%), 24 (71%) and 1 (3%) men had low, intermediate and high risk disease, respectively (D'Amico criteria). After a median follow-up of 6 months (range 1-24), 12 grade 1 and 10 grade 2 complications occurred. No patient had grade >/= 3 complication. From a functional point of view, 100% (24/24) patients were continent and potency was preserved in 95% (19/20) men potent before treatment. The volume of ablation was a median 12 ml (IQR=5.6-14.5 ml) with the median PSA after 6 months of 3.4 ng ml(-1) (IQR=1.9-4.8 ng ml(-1)). MpMRI showed suspicious residual disease in six patients, of whom four (17%) underwent another form of local treatment. CONCLUSIONS: Focal IRE has a low toxicity profile with encouraging genito-urinary functional outcomes. Further prospective development studies are needed to confirm the functional outcomes and to explore the oncological potential

    Decoding disclosure: comparing conflict of interest policy among the United States, France, and Australia

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    "Sunshine" policy, aimed at making financial ties between health professionals and industry publicly transparent, has recently gone global. Given that transparency is not the sole means of managing conflict of interest, and is unlikely to be effective on its own, it is important to understand why disclosure has emerged as a predominant public policy solution, and what the effects of this focus on transparency might be. We used Carol Bacchi\u27s problem-questioning approach to policy analysis to compare the Sunshine policies in three different jurisdictions, the United States, France and Australia. We found that transparency had emerged as a solution to several different problems including misuse of tax dollars, patient safety and public trust. Despite these differences in the origins of disclosure policies, all were underpinned by the questionable assumption that informed consumers could address conflicts of interest. We conclude that, while transparency reports have provided an unprecedented opportunity to understand the reach of industry within healthcare, policymakers should build upon these insights and begin to develop policy solutions that address systemic commercial influence
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