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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Symtom som påverkar den hälsorelaterade livskvaliteten hos svårt leversjuka patienter : En litteraturöversikt / Symptoms that affect health related quality of life for patients with severe liver disease : A literature review

Hjorth, Maria, Sylvén, Katarina January 2012 (has links)
Syfte: Syftet med studien var att beskriva vilka symtom som påverkade den hälsorelaterade livskvaliteten hos svårt leversjuka patienter samt beskriva hur symtomen påverkade patientens hälsorelaterade livskvalitet. Metod: Vetenskapliga artiklar söktes i databaserna Cinahl, Ovid Medline, Pubmed och PsycINFO. 15 vetenskapliga artiklar godkändes efter kvalitetsgranskning och låg till grund för resultatet. Resultat: I litteraturstudien framkom att patienternas hälsorelaterade livskvalitet påverkades av trötthet, hjärnpåverkan orsakat av sviktande leverfunktion, vätskeansamling i kroppen, klåda, smärta, muskelkramper, symtom från mag-tarmkanalen, benskörhet samt torrhet i ögon och mun. Symtomen påverkade i olika grad den psykiska-, fysiska- och sociala hälsorelaterad livskvaliteten. Psykiskt upplevde patienterna bristande energi och motivation, försämrad sömn, koncentrationssvårigheter, försämrad självkänsla, osäkerhet, frustration, skuld, otillräcklighet, rädsla, oro, ångest, depression och självmordstankar. De fysiska följderna innebar utmattning, andnöd, ökad smärtupplevelse och begränsad förmåga till fysisk aktivitet. Besvären innebar problem att hantera relationer, gav begränsningar i det yrkesverksamma livet, inskränkning i sociala aktiviteter samt svårigheter att klara av det dagliga livet. Slutsatser: Många symtom påverkade den svårt leversjuka patientens hälsorelaterade livskvalitet. Symtomen gav patienten problem att klara av olika vardagssituationer. Den genomförda litteraturstudien ger sjuksköterskan kunskap för att kunna tolka och bedöma de symtom som patienten beskriver.
2

Bacterial translocation : cause of activated intestinal macrophages in decompensated liver disease

Du Plessis, Johannie 08 August 2012 (has links)
Background and Aim: Bacterial infections are a well described complication of cirrhosis and occur in 37% of hospitalized patients. Culture positive infections in addition to the presence of bacterial products and DNA lead to loss of liver function and decompensation in cirrhosis. The mechanisms and molecular pathways associated with Bacterial Translocation (BT) are unknown. The aims of this study were to determine: i. macrophage phenotype and molecular pathways associated with bacterial translocation ii. if intestinal macrophages in liver cirrhosis are capable of modulating intestinal permeability.iii. structural integrity of the epithelial barrier. Methods: Duodenal biopsies and serum samples were collected from 29 patients with decompensated cirrhosis, 15 patients with compensated and 19 controls. Duodenal macrophages were characterized by means of flow cytometry and IHC. Gene expression analysis was performed to determine molecular pathways involved in BT. Inflammatory cytokine determination was done in serum and culture supernatant by means of customized cytometric bead arrays. Results: Patients with decompensated cirrhosis demonstrated: increased frequency of CD33+/CD14+/TREM-1+ and iNOS+ macrophages in their duodenum, elevated mRNA levels of nitric oxide synthase 2 (NOS2), chemokine ligand 2 (CCL2), chemokine ligand 13 (CCL13) and interleukin 8 (IL8) and increased serum levels of interleukin 6 (IL6), IL8 and lipopolysaccharides (LPS). Additionally, patients with decompensated cirrhosis showed an increase in NO, IL6, IL8 and CCL2 levels in culture supernatant after short term duodenal biopsy culture. Although the epithelial barrier on EM seemed intact, significantly increased expression of the “pore” forming tight junction claudin 2 was observed. Conclusion: This study showed the presence of activated CD14+Trem- 1+iNOS+ intestinal macrophages and increased levels of NO, IL-6 and claudin-2 levels in the duodenum of patients with decompensated liver cirrhosis, suggesting that these factors enhance intestinal permeability to bacterial products. / Afrikaans: Inleiding: Bakteriele infeksie is ‘n beskryfde komplikasie van lewersirrose wat in 37% van gehospitaliseerde pasiente voorkom. Kultuur positiewe infeksies asook die teenwoordigheid van bakteriele produkte en DNA lei tot verlies van lewerfunksie en dekompensasie. Die molekulere meganismes wat verband hou met bakteriele translokasie is nog onbekend. Die doel van hierdie studie was om: i. Makrofaag fenotipe en molekulere meganismes geassosieerd met bakteriele translokasie te beskryf, ii. te bepaal of intestinale makrofage dermdeurlaatbaarheid beinvloed, asook iii. om die struktruele integriteit van die dermwand te bepaal. Methods: Serum en dunderm biopsies was verkry van 29 pasiente met gedekompenseerde lewer sirrose, 15 pasiente met gekompenseerde sirrose en 19 kontroles. Dunderm makrofage was gekarakteriseer met behulp van vloeisitometrie en immunohistochemie. Molekulere meganisms belangrik tydens bakteriele translokasie was bepaal met behulp van geneekspressie. Serum en selkultuur supernatant sitokien bepalings was met Bioplex assays gedoen. Resultate: Pasiente met gedekompenseerde sirrose demonstreer: ‘n verhoogde frekwensie van CD33+/CD14+/TREM-1+ en iNOS+ makrofage in hul dunderm, verhoogde mRNA vlakke van NOS2, CCL2, CCL13 en IL8 asook verhoogde serum vlakke van IL6, IL8, LPS. Addisioneel het pasiente met gedekompenseerde sirrose vehoogde supernatant vlakke van NO, IL6, IL8 and CCL2 na kort termyn dunderm biopsie kulture. Alhoewel elekronmikroskopie gewys het dat die dundermwand intak is, was daar statisties-beduidend verhoogde ekspressie van die “porie” vormende vasteaansluitings- proteien, claudin 2 sigbaar. Gevolgtrekking: Gesamentlik het die studie gewys dat geaktiveerde CD14+/Trem-1+/iNOS+ intestinale makrofage asook verhoogde vlakke van NO, IL-6 en claudin-2 teenwoordig is in die dunderm van pasiente met gedekompenseerde sirrose. Dit dui daarop dat diè faktore derm deurlaatbaarheid vir bakteriele produkte kan verhoog. / Dissertation (MSc)--University of Pretoria, 2011. / Immunology / MSc / Unrestricted
3

Clinical Characteristics and Outcomes of Decompensated Cirrhosis Patients Admitted to Hospitals With Acute Pulmonary Embolisms: A Nationwide Analysis

Darweesh, Mohammad, Mansour, Mahmoud M., Haddaden, Metri, Dalbah, Rami, Mahfouz, Ratib, Laswi, Hisham, Obeidat, Adham E. 01 April 2022 (has links)
INTRODUCTION: Cirrhosis is a significant cause of mortality and morbidity worldwide. Recent studies suggested that cirrhosis is associated with an increased risk of venous thromboembolism (VTE), which disproves the old belief that chronic liver disease coagulopathy is considered protective against VTE. We conducted a retrospective study which is to our knowledge the first of its kind to assess clinical characteristics and outcomes of decompensated cirrhosis (DC) patients admitted with acute pulmonary embolism (APE). METHODOLOGY: We used the National Inpatient Sample database for the years 2016-2019. All adults admitted to the hospitals with a primary diagnosis of APE were included. Patients less than 18 years old, missing race, gender, or age were excluded. Patients were divided into two groups, either having DC or not. A multivariate logistic regression model was built by using only variables associated with the outcome of interest on univariable regression analysis at P < 0.05. RESULTS: 142 million discharges were included in the NIS database between the years 2016 and 2019, of which 1,294,039 met the study inclusion criteria, 6,200 patients (0.5%) had DC. For adult patients admitted to the hospitals with APE, odds of inpatient all-cause mortality were higher in the DC group than in patients without DC; OR of 1.996 (95% CI, 1.691-2.356, P-value < 0.000). Also, vasopressor use, mechanical ventilation, and cardiac arrest were more likely to occur in the DC group, OR of 1.506 (95% CI, 1.254-1.809, P-value < 0.000), OR of 1.479 (95% CI, 1.026-2.132, P-value 0.036), OR of 1.362 (95% CI, 1.050-1.767, P-value 0.020), respectively. In addition, DC patients tend to have higher total hospital charges and longer hospital length of stay, coefficient of 14521 (95% CI, 6752-22289, P-value < 0.000), and a coefficient of 1.399 (95% CI, 0.848-1.950, P-value < 0.000), respectively. CONCLUSION: This study demonstrates that DC is a powerful predictor of worse hospital outcomes in patients admitted with APE. An imbalance between clotting factors and natural anticoagulants produced by the liver is believed to be the primary etiology of thrombosis in patients with DC. The burden of APE can be much more catastrophic in cirrhotic than in non-cirrhotic patients; therefore, those patients require closer monitoring and more aggressive treatment.

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