190 research outputs found

    Book reviews

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/44371/1/10620_2005_Article_BF02235950.pd

    Physiologic responses to gastric acid hypersecretion in Zollinger-Ellison syndrome

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    Two patients with gastric acid hypersecretion and intact stomachs had diarrhea with steatorrhea. In 1 patient continuous outpouring of large volumes of alkaline juice into the duodenum, combined with the buffering capacity of food, resulted in normal or near normal pH levels in the upper small intestine for at least 90 min. after a meal. The tryptic activities in intestinal aspirates after the meal were essentially normal. Watery diarrhea was controlled when an anticholinergic drug was given both night and day, but steatorrhea was not reduced. In the other patient the alkaline secretions of the upper intestine were inadequate to neutralize the gastric acid output. The mechanisms by which acid secreted by the stomach is neutralized in the upper small bowel and the mechanisms of diarrhea are discussed.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/44367/1/10620_2005_Article_BF02236593.pd

    The Lantern Vol. 4, No. 2, March 1936

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    • Cooperative Democracy • Fantasy • Drama: Porgy and Bess • Foreign Entanglements • The Kibitzer • My Gallery of Old Folks • My Friend, Mark Twain • Jimmy and Waffles • Reminiscence • Gold Dust • After Twenty Centuries • All the World\u27s a Stage • Early Medicinehttps://digitalcommons.ursinus.edu/lantern/1007/thumbnail.jp

    Blood culture collection technique and pneumococcal surveillance in Malawi during the four year period 2003–2006: an observational study

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    BACKGROUND: Blood culture surveillance will be used for assessing the public health effectiveness of pneumococcal conjugate vaccines in Africa. Between 2003 and 2006 we assessed blood culture outcome and performance in adult patients in the central public hospital in Blantyre, Malawi, before and after the introduction of a dedicated nurse led blood culture team. METHODS: A prospective observational study. RESULTS: Following the introduction of a specialised blood culture team in 2005, the proportion of contaminated cultures decreased (19.6% in 2003 to 5.0% in 2006), blood volume cultured increased and pneumococcal recovery increased significantly from 2.8% of all blood cultures to 6.1%. With each extra 1 ml of blood cultured the odds of recovering a pneumococcus increased by 18%. CONCLUSION: Standardisation and assessment of blood culture performance (blood volume and contamination rate) should be incorporated into pneumococcal disease surveillance activities where routine blood culture practice is constrained by limited resources

    Resolution, Relief, And Resignation:A Qualitative Study Of Responses To Misfit At Work

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    Research has portrayed person–environment (PE) fit as a pleasant condition resulting from people being attracted to and selected into compatible work environments; yet, our study reveals that creating and maintaining a sense of fit frequently involves an effortful, dynamic set of strategies. We used a two-phase, qualitative design to allow employees to report how they become aware of and experience misfit, and what they do in response. To address these questions, we conducted interviews with 81 individuals sampled from diverse industries and occupations. Through their descriptions, we identified three broad responses to the experience of misfit: resolution, relief, and resignation. Within these approaches, we identified distinct strategies for responding to misfit. We present a model of how participants used these strategies, often in combination, and develop propositions regarding their effectiveness at reducing strain associated with misfit. These results expand PE fit theory by providing new insight into how individuals experience and react to misfit—portraying them as active, motivated creators of their own fit experience at work

    Protein-losing gastroenteropathy: Concepts derived from lymphangiography

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    Lymphangiograms in 2 patients with protein-losing gastroenteropathy showed abnormalities of both abdominal and lower-extremity lymphatics.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/44359/1/10620_2005_Article_BF02237631.pd

    Comparison of phenol red and polyethyleneglycol as nonabsorbable markers for the study of intestinal absorption in humans

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    When phenol red and polyethyleneglycol were used simultaneously as nonabsorbable markers in perfusion studies of the absorptive capacity of high jejunum in humans, apparent absorption was the same when calculated from either marker. This similar indication of dilution and of absorption by the two markers was found in normal subjects and in patients with nontropical sprue, whether aqueous or saline solutions of dextrose were infused. The similarity strengthens the evidence that either phenol red or polyethyleneglycol is a satisfactory “nonabsorbable” marker compound to indicate dilution in perfusion studies of dextrose and electrolyte absorption in limited segments of human intestine.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/44368/1/10620_2005_Article_BF02233070.pd

    Cellular and humoral sensitivity to gluten fractions in patients with treated nontropical sprue

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    The presence of circulating antibodies and lymphocyte response to gliadin and fraction III were measured in three groups of 12 patients each. Group I consisted of patients with nontropical sprue maintained on a gluten-free diet; Group II contained patients with other gastrointestinal diseases manifesting malabsorption and Group III was composed of normal controls. Rabbits immunized to both antigens provided positive controls for each method of antibody determination. Results agree with those previously reported in that negligible antibody titers were present to either antigen in normals, patients with other forms of malabsorption or patients with nontropical sprue maintained, for some time, on a gluten-free diet. Lymphocyte stimulation failed to occur with either gluten fraction although the hyporesponsiveness to phytohemagglutinin, previously reported by others, was not observed. Further studies are needed in patients with nontropical sprue following controlled antigenic challenge. Antibody levels in jejunal fluid should also be studied. Until such studies are carried out, evaluation of immunologic factors in the pathogenesis of nontropical sprue will be incomplete.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/44378/1/10620_2005_Article_BF02232292.pd
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