999 resultados para 1995_03252319 CTD-37 4501603


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OBJECTIVE: To describe the urological and nephrological long-term outcome of patients born with classical bladder exstrophy treated with bilateral ureterosigmoidostomies in early childhood. PATIENTS AND METHOD: Out of 42 patients born with bladder exstrophy in Switzerland between 1937 and 1968, 25 participated in this study; seven had died, seven were lost to follow up and three refused consent. Assessment included chart review, clinical examination, and assessment of renal function and morphology. RESULTS: After a follow-up period of 37-69 years ((mean 50 years), 13 of the 25 participants (52%) had their ureterosigmoidostomy still in place. All others had different forms of urinary diversions. Fifteen (60%) patients had normal renal function or mild chronic kidney disease as assessed by estimated glomerular filtration rate. Three patients were on renal replacement therapy. MRI (n=16) showed 10 morphologically normal kidneys. One patient suffered from adenocarcinoma of the colon, five had benign colonic polyps, one urethral papillary carcinoma and 18 no evidence of tumor. CONCLUSION: The majority of our patients have normal or mildly impaired renal function and a well functioning ureterosigmoidostomy. This is remarkable, given the fact that ureterosigmoidostomies are considered to be refluxing high-pressure reservoirs at risk of renal injury and malignancy.

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Vorbesitzer: Dominikanerkloster Frankfurt am Main;

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BACKGROUND Loss-of-function point mutations in the cathepsin C gene are the underlying genetic event in patients with Papillon-Lefèvre syndrome (PLS). PLS neutrophils lack serine protease activity essential for cathelicidin LL-37 generation from hCAP18 precursor. AIM We hypothesized that a local deficiency of LL-37 in the infected periodontium is mainly responsible for one of the clinical hallmark of PLS: severe periodontitis already in early childhood. METHODS To confirm this effect, we compared the level of neutrophil-derived enzymes and antimicrobial peptides in gingival crevicular fluid (GCF) and saliva from PLS, aggressive and chronic periodontitis patients. RESULTS Although neutrophil numbers in GCF were present at the same level in all periodontitis groups, LL-37 was totally absent in GCF from PLS patients despite the large amounts of its precursor, hCAP18. The absence of LL-37 in PLS patients coincided with the deficiency of both cathepsin C and protease 3 activities. The presence of other neutrophilic anti-microbial peptides in GCF from PLS patients, such as alpha-defensins, were comparable to that found in chronic periodontitis. In PLS microbial analysis revealed a high prevalence of Aggregatibacter actinomycetemcomitans infection. Most strains were susceptible to killing by LL-37. CONCLUSIONS Collectively, these findings imply that the lack of protease 3 activation by dysfunctional cathepsin C in PLS patients leads to the deficit of antimicrobial and immunomodulatory functions of LL-37 in the gingiva, allowing for infection with A. actinomycetemcomitans and the development of severe periodontal disease.

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AIMS Primary percutaneous coronary intervention (PPCI) is the preferred reperfusion therapy in ST-elevation myocardial infarction (STEMI). We conducted this study to evaluate the contemporary status on the use and type of reperfusion therapy in patients admitted with STEMI in the European Society of Cardiology (ESC) member countries. METHODS AND RESULTS A cross-sectional descriptive study based on aggregated country-level data on the use of reperfusion therapy in patients admitted with STEMI during 2010 or 2011. Thirty-seven ESC countries were able to provide data from existing national or regional registries. In countries where no such registries exist, data were based on best expert estimates. Data were collected on the use of STEMI reperfusion treatment and mortality, the numbers of cardiologists, and the availability of PPCI facilities in each country. Our survey provides a brief data summary of the degree of variation in reperfusion therapy across Europe. The number of PPCI procedures varied between countries, ranging from 23 to 884 per million inhabitants. Primary percutaneous coronary intervention and thrombolysis were the dominant reperfusion strategy in 33 and 4 countries, respectively. The mean population served by a single PPCI centre with a 24-h service 7 days a week ranged from 31 300 inhabitants per centre to 6 533 000 inhabitants per centre. Twenty-seven of the total 37 countries participated in a former survey from 2007, and major increases in PPCI utilization were observed in 13 of these countries. CONCLUSION Large variations in reperfusion treatment are still present across Europe. Countries in Eastern and Southern Europe reported that a substantial number of STEMI patients are not receiving any reperfusion therapy. Implementation of the best reperfusion therapy as recommended in the guidelines should be encouraged.

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Vorbesitzer: Frau Halberstadt, Frankfurt am Main

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Vorbesitzer: Eljāqīm Carmoly

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