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Browsing by Subject "Retrospective Studies"

Browsing by Subject "Retrospective Studies"

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  • Elídóttir, Helga; Cr, Hansen; S, Diemer; Ea, Eklund (2022-09)
    BACKGROUND: Liver disease in Cystic Fibrosis (CFLD) is an early complication of CF. Evidence of CFLD is often subclinical and screening is recommended. Screening includes a biochemical work-up and an ultrasound investigation. Non-invasive methods ...
  • Petursdottir, Astridur; Gunnarsson, Örvar; Valsdóttir, Elsa Björk (2020-07)
    INNGANGUR Krabbameinager í kviðarholi er oft afleiðing krabbameins í ristli eða endaþarmi og er illlæknanlegt ástand. Lifun sjúklinga með krabbameinager hefur að meðaltali verið undir tveimur árum eftir kerfislæga krabbameinslyfjameðferð með eða án ...
  • Bergmann, Asa Unnur; Þórkelsson, Þórður (2020-03-04)
    INNGANGUR Nýburagula orsakast af auknu magni gallrauða í vefjum og blóði nýbura fyrstu dagana eftir fæðingu. Yfirleitt þarf ekki að meðhöndla nýburagulu en ef styrkur gallrauða í blóði verður of mikill getur hann valdið langvarandi heilaskaða. Vegna ...
  • Abd ElHafeez, Samar; Noordzij, Marlies; Kramer, Anneke; Bell, Samira; Savoye, Emilie; Abad Diez, José Maria; Lundgren, Torbjörn; Reisæter, Anna Varberg; Kerschbaum, Julia; Santiuste de Pablos, Carmen; Ortiz, Fernanda; Collart, Frederic; Pálsson, Runólfur; Arici, Mustafa; Heaf, James G.; Massy, Ziad A.; Jager, Kitty J. (2020-10-06)
    In this study we aimed to compare patient and graft survival of kidney transplant recipients who received a kidney from a living-related donor (LRD) or living-unrelated donor (LUD). Adult patients in the ERA-EDTA Registry who received their first kidney ...
  • Lárusdóttir, Katrín Júniána; Guðmundsson, Hjalti J.; Johnsen, Árni; Sigurðsson, Martin Ingi; Guðbjartsson, Tómas; Guomundsdóttir, Ingibjörg Jóna (2021-03)
    INNGANGUR Ósæðarlokuþrengsl eru algengasti lokusjúkdómurinn á Vesturlöndum. Hefðbundin meðferð við alvarlegum þrengslum hefur verið opin ósæðarlokuskipti en síðastliðin ár hefur ósæðarlokuísetning með þræðingartækni (TAVI) rutt sér til rúms hér á landi ...
  • Guðjónsdóttir, Björg; Hjaltason, Haukur; Andrésdóttir, Guðbjörg Þóra (2021-04)
    INTRODUCTION: Fampridine is a drug for people with Multiple Sclerosis (MS). It is a broad-spectrum voltage-dependent potassium channel blocker that enhances synaptic transmission. The drug has been shown to be able to enhance conduction in demyelinated ...
  • Sveinsdottir, Nanna; Heidarsdottir, Sunna Run; Steinthorsson, Arni Steinn; Jóhannesdóttir, Hera; Heimisdóttir, Alexandra Aldís; Kristjánsson, Tómas Þór; Long, Þórir Einarsson; Guðmundsdóttir, Ingibjörg Jóna; Sigurðsson, Martin Ingi; Guðbjartsson, Tómas (2022-05-06)
    INNGANGUR Skert nýrnastarfsemi eins og við langvinnan nýrnasjúkdóm er áhættuþáttur kransæðasjúkdóms og hefur verið tengd við aukna tíðni fylgikvilla og dánartíðni eftir kransæðahjáveituaðgerð. Árangur hjáveituaðgerða hjá þessum sjúklingahóp hefur ekki ...
  • Magnadóttir, Þórdís; Heitmann, Leon Arnar; Arnardottir, Tinna Harper; Kristjansson, Tomas Thor; Silverborn, Per Martin; Sigurðsson, Martin Ingi; Guðbjartsson, Tómas (2022-06-02)
    INNGANGUR Frumkomið sjálfsprottið loftbrjóst er algengur sjúkdómur þar sem skurðaðgerð er beitt við viðvarandi loftleka eða endurteknu loftbrjósti. Tilgangur rannsóknarinnar var að kanna árangur þessara skurðaðgerða á Íslandi á 28 ára tímabili. EFNIVIÐUR ...
  • Gautadottir, Kolfinna; Guðmundsdóttir, Ingibjörg Jóna; Sigurðsson, Martin Ingi; Andersen, Karl Konráð (2022-10-04)
    INNGANGUR Nýgengi bráðs hjartadreps hefur lækkað í almennu þýði á undanförnum áratugum en margt bendir til þess að þetta eigi ekki við um yngstu aldurshópana. Markmið þessarar rannsóknar var að kanna nýgengi, áhættuþætti og horfur eftir brátt hjartadrep ...
  • Halldórsson, Arnljótur Björn; Axelsson, Gísli Þór; Jónsson, Helgi; Ísaksson, Jóhann Davíð; Harðardóttir, Hrönn; Guðmundsson, Gunnar; Hansdóttir, Sif (2021-10)
    Introduction Infections due to COVID-19 can lead to life threatening pneumonia. Accompanying severe disease are more prominent pulmonary changes on Computed Tomography (CT) scan of the chest. The goal of this study was to describe pulmonary CT changes ...
  • Rezk, Mary; Taha, Amar; Nielsen, Susanne J.; Gudbjartsson, Tomas; Bergfeldt, Lennart; Ahlsson, Anders; Jeppsson, Anders (2022-12-01)
    BACKGROUND: New-onset postoperative atrial fibrillation (POAF) after cardiac surgery is associated with worse short- and long-term outcomes. Although the clinical presentation of POAF varies substantially, almost all studies model it with a dichotomous ...
  • Yang, Qian; Sjölander, Arvid; Li, Yuchen; Viktorin, Alexander; Bertone-Johnson, Elizabeth R.; Ye, Weimin; Fang, Fang; Valdimarsdóttir, Unnur A.; Lu, Donghao (2021-05-26)
    Background: Premenstrual disorders, including premenstrual syndrome and premenstrual dysphoric disorder, are suggested to be correlated with suicidal behavior and accidents in cross-sectional and retrospective studies. However, prospective data are ...
  • Sigurjónsdóttir, Vaka Kristín; Purington, Natasha; Chaudhuri, Abanti; Zhang, Bing M.; Fernandez-Vina, Marcelo; Pálsson, Runólfur; Kambham, Neeraja; Charu, Vivek; Piburn, Kim; Maestretti, Lynn; Shah, Anika; Gallo, Amy; Concepcion, Waldo; Grimm, Paul C. (2022-03-16)
    Antibody-mediated rejection is a common cause of early kidney allograft loss but the specifics of antibody measurement, therapies and endpoints have not been universally defined. In this retrospective study, we assessed the performance of risk ...
  • Gunnlaugsdóttir, María Rún; Linnet, Kristján; Jónsson, Jón Steinar; Blöndal, Anna Bryndís (2021-08-04)
    OBJECTIVE: To study antibiotic prescriptions among 0- to 4-year-old children before and after implementing a quality project on prudent prescribing of antibiotics in primary healthcare in the capital region of Iceland. DESIGN: An observational, ...
  • Steinvik, Tine; Raatiniemi, Lasse; Mogensen, Brynjólfur Árni; Steingrímsdóttir, Guðrún Björg; Beer, Torfinn; Eriksson, Anders; Dehli, Trond; Wisborg, Torben; Bakke, Håkon Kvåle (2022-01-11)
    Background: The northern regions of the Nordic countries have common challenges of sparsely populated areas, long distances, and an arctic climate. The aim of this study was to compare the cause and rate of fatal injuries in the northernmost area of ...
  • Hansen, Karólína; Björnsson, Hjalti Már; Gunnbjörnsdóttir, María I. (2021-10)
    Background Diagnosing anaphylaxis is often straightforward but can be challenging if the presentation is atypical. In patients with atypical symptoms suspected to be due to an acute allergic reaction, s-tryptase can give additional diagnostic information. ...
  • Thorsson, Thorbergur Atli; Bjarnason, Ragnar; Jonasdottir, Soffia Gudrun; Jonsdottir, Berglind (2022-03-03)
    INNGANGUR Graves-sjúkdómur er sjálfsónæmissjúkdómur þar sem sjálfsmótefni gegn viðtaka stýrihormóns skjaldkirtils (Thyroid-stimulating hormone, TSH) valda ofseytingu skjaldkirtilshormóna, og er hann algengasta orsök skjaldvakaofseytingar (Thyrotoxicosis) ...
  • Valgardsson, Atli Steinn; Hrafnkelsdóttir, Þórdís Jóna; Kristjánsson, Tómas; Friðjónsdóttir, Hildigunnur; Sigvaldason, Kristinn; Dellgren, Göran; Guðbjartsson, Tómas (2022-11-01)
    INNGANGUR Upplýsingar skortir um fjölda, ábendingar og árangur hjartaígræðsluaðgerða á Íslendingum en einnig fjölda þeirra hjartna sem gefin hafa verið héðan til líffæraígræðslu erlendis. EFNIVIÐUR OG AÐFERÐIR Afturskyggn rannsókn á öllum sem gengust ...
  • Aðalsteinsson, Stefán Júlíus; Jónsson, Jón Steinar; Hrafnkelsson, Hannes; Þorgeirsson, Guðmundur; Sigurðsson, Emil Lárus (2022-02)
    INTRODUCTION: High blood pressure (HT) is one of the main risk factors for cardiovascular diseases which in 2010 caused one third of all mortality in the world. Untreated, HT can cause stroke, myocardial infarction, heart failure, dementia, kidney ...
  • Derner, Ondrej; Kramer, Anneke; Hruskova, Zdenka; Arici, Mustafa; Collart, Frederic; Finne, Patrik; Fuentes Sánchez, Laura; Harambat, Jérôme; Hemmelder, Marc H.; Hommel, Kristine; Kerschbaum, Julia; De Meester, Johan; Palsson, Runolfur; Segelmark, Mårten; Skrunes, Rannveig; Traynor, Jamie P.; Zurriaga, Oscar; Massy, Ziad A.; Jager, Kitty J.; Stel, Vianda S.; Tesar, Vladimir (2022-05)
    RATIONALE & OBJECTIVE: There is a dearth of data characterizing patients receiving kidney replacement therapy (KRT) for kidney failure due to systemic lupus erythematosus (SLE) and their clinical outcomes. The aim of this study was to describe trends ...