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Browsing Bergen Open Research Archive by Author "Blomberg, Bjørn"

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Now showing items 1-20 of 43

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    • Adherence to community versus facility-based delivery of monthly malaria chemoprevention with dihydroartemisinin-piperaquine for the post-discharge management of severe anemia in Malawian children: A cluster randomized trial 

      Nkosi-Gondwe, Thandile; Robberstad, Bjarne; Mukaka, Mavuto; Idro, Richard; Opoka, Robert; Banda, Saidon; Kühl, Melf-Jakob; Ter Kuile, Feiko O.; Blomberg, Bjørn; Phiri, Kamija S. (Journal article; Peer reviewed, 2021-08-10)
      Background: The provision of post-discharge malaria chemoprevention (PMC) in children recently admitted with severe anemia reduces the risk of death and re-admissions in malaria endemic countries. The main objective of ...
    • Antimicrobial resistance in bacterial infections in urban and rural Tanzania 

      Blomberg, Bjørn (Doctoral thesis, 2007-05-16)
      Infectious diseases cause one in every six deaths worldwide. Antimicrobial drugs have helped dramatically in curing patients suffering from bacterial infections. However, emerging antimicrobial resistance in bacteria ...
    • Antimicrobial resistance predicts death in Tanzanian children with bloodstream infections: a prospective cohort study 

      Blomberg, Bjørn; Manji, Karim P.; Urassa, Willy K.; Tamim, Bushir S.; Mwakagile, Davis S. M.; Jureen, Roland; Msangi, Viola; Tellevik, Marit Gjerde; Holberg-Petersen, Mona; Harthug, Stig; Maselle, Samwel Y.; Langeland, Nina (Peer reviewed; Journal article, 2007-05-22)
      Background: Bloodstream infection is a common cause of hospitalization, morbidity and death in children. The impact of antimicrobial resistance and HIV infection on outcome is not firmly established. Methods: We assessed ...
    • Assessment of malaria real-time PCR methods and application with focus on lowlevel parasitaemia 

      Haanshuus, Christel Gill; Mørch, Kristine; Blomberg, Bjørn; Strøm, Gro Elizabeth Ann; Langeland, Nina; Hanevik, Kurt; Mohn, Stein Christian (Peer reviewed; Journal article, 2019-07-05)
      In epidemiological surveys and surveillance the application of molecular tools is essential in detecting submicroscopic malaria. A genus-specific conventional cytochrome b (cytb) PCR has shown high sensitivity in field ...
    • Attack rates amongst household members of outpatients with confirmed COVID-19 in Bergen, Norway: A case-ascertained study 

      Kuwelker, Kanika; Zhou, Fan; Blomberg, Bjørn; Jalloh, Sarah Larteley Lartey; Brokstad, Karl Albert; Trieu, Mai Chi; Bansal, Amit; Madsen, Anders; Krammer, Florian; Mohn, Kristin Greve-Isdahl; Tøndel, Camilla; Linchausen, Dagrunn Waag; Cox, Rebecca Jane; Langeland, Nina (Journal article; Peer reviewed, 2021)
      Background Households studies reflect the natural spread of SARS-CoV-2 in immunologically naive populations with limited preventive measures to control transmission. We hypothesise that seropositivity provides more ...
    • Bacteraemia, Malaria, and Case Fatality Among Children Hospitalized With Fever in Dar es Salaam, Tanzania 

      Moyo, Sabrina John; Manyahi, Joel; Blomberg, Bjørn; Tellevik, Marit Gjerde; Masoud, Nahya Salim; Aboud, Said; Manji, Karim; Roberts, Adam P.; Hanevik, Kurt; Mørch, Kristine; Langeland, Nina (Journal article; Peer reviewed, 2020)
      Background: Febrile illness is the commonest cause of hospitalization in children <5 years in sub-Saharan Africa, and bacterial bloodstream infections and malaria are major causes of death. Methods: From March 2017 to ...
    • Challenges in diagnosing paediatric malaria in Dar es Salaam, Tanzania 

      Strøm, Gro Elizabeth Ann; Haanshuus, Christel Gill; Fataki, Maulidi; Langeland, Nina; Blomberg, Bjørn (Peer reviewed; Journal article, 2013-07-03)
      Background: Malaria is a major cause of paediatric morbidity and mortality. As no clinical features clearly differentiate malaria from other febrile illnesses, and malaria diagnosis is challenged by often lacking laboratory ...
    • Challenges in diagnosing pediatric malaria in Dar es Salaam, Tanzania 

      Strøm, Gro Elizabeth Ann; Haanshuus, Christel Gill; Moyo, Sabrina John; Fataki, Maulidi; Langeland, Nina; Blomberg, Bjørn (Conference object; Peer reviewed, 2012-10-15)
    • Clinical features of suspected Ebola cases referred to the Moyamba ETC, Sierra Leone: Challenges in the later stages of the 2014 outbreak 

      Arranz, Javier; Lundeby, Karen Marie; Hassan, Shoaib; Fuentes, Luis Matías Zabala; Garcés, Pedro San José; Haaskjold, Yngvar Lunde; Bolkan, Håkon Angell; Krogh, Kurt; Jongopi, James; Mellesmo, Sindre; Jøsendal, Ola; Øpstad, Åsmund; Svensen, Erling; Kamara, Alfred Sandy; Roberts, David P.; Stamper, Paul D.; Austin, Paula; Moosa, Alfredo J.; Marke, Dennis; Berg, Åse; Blomberg, Bjørn; Riera, Melcior (Journal article; Peer reviewed, 2016)
      Background The last ebola virus disease (EVD) outbreak has been the most important since 1976. EVD cases decreased drastically in Sierra Leone at the beginning of 2015. We aim to determine the clinical findings and evolution ...
    • A cohort analysis of survival and outcomes in severely anaemic children with moderate to severe acute malnutrition in Malawi 

      Nkosi-Gondwe, Thandile; Calis, Job; van Hensbroek, Michael Boele; Bates, Imelda; Blomberg, Bjørn; Phiri, Kamija S. (Journal article; Peer reviewed, 2021)
      Introduction: Moderate to severe acute malnutrition (SAM/MAM) and severe anaemia are important and associated co-morbidities in children aged less than five years. Independently, these two morbidities are responsible for ...
    • COVID-19 myocarditis and postinfection Bell’s palsy 

      Dahl, Elin Hoffmann; Mosevoll, Knut Anders; Cramariuc, Dana; Vedeler, Christian Alexander; Blomberg, Bjørn (Journal article; Peer reviewed, 2021)
      Here we present the case of a 37-year-old previously healthy man who developed fever, headache and a unilateral, painful neck swelling while working offshore. He had no known contact with anyone with COVID-19; however, due ...
    • Delivery strategies for malaria chemoprevention with monthly dihydroartemisinin-piperaquine for the post-discharge management of severe anaemia in children aged less than 5 years old in Malawi: a protocol for a cluster randomized trial 

      Gondwe, Thandile; Robberstad, Bjarne; Mukaka, Mavuto; Lange, Siri; Blomberg, Bjørn; Phiri, Kamija S. (Peer reviewed; Journal article, 2018-07-20)
      Background. Children initially hospitalized with severe anaemia in Africa are at high risk of readmission or death within 6 months after discharge. No intervention strategy specifically protects children during the ...
    • Diagnosis and follow-up of treatment of latent tuberculosis; the utility of the QuantiFERON-TB Gold In-tube assay in outpatients from a tuberculosis low-endemic country 

      Dyrhol-Riise, Anne Ma; Gran, Gerd; Wentzel-Larsen, Tore; Blomberg, Bjørn; Haanshuus, Christel Gill; Mørkve, Odd (Peer reviewed; Journal article, 2010-03-08)
      Background Interferon-gamma (IFN-γ) Release Assays (IGRA) are more specific than the tuberculosis skin test (TST) in the diagnosis of latent tuberculosis (TB) infection (LTBI). We present the performance of the QuantiFERON®-TB ...
    • Education and knowledge helps combating malaria, but not degedege: a cross-sectional study in Rufiji, Tanzania 

      Spjeldnæs, Astrid Onarheim; Kitua, Andrew Y.; Blomberg, Bjørn (Peer reviewed; Journal article, 2014-05-28)
      Background: Traditional medicine is readily available in Tanzania, and local terms like degedege is widely used for malaria-like illnesses, often associated with supernatural forces. Malaria prevention and intervention ...
    • Education and knowledge helps preventing malaria, but not "degedege" 

      Spjeldnæs, Astrid Onarheim; Blomberg, Bjørn (Conference object, 2010-10-20)
    • Genetic diversity of circulating rotavirus strains in Tanzania prior to the introduction of vaccination 

      Moyo, Sabrina John; Blomberg, Bjørn; Hanevik, Kurt; Kommedal, Øyvind; Vainio, Kirsti; Maselle, Samwel Y.; Langeland, Nina (Peer reviewed; Journal article, 2014-05-20)
      Background: Tanzania currently rolls out vaccination against rotavirus-diarrhea, a major cause of child illness and death. As the vaccine covers a limited number of rotavirus variants, this study describes the molecular ...
    • Genetic relatedness and risk factor analysis of ampicillin-resistant and high-level gentamicin-resistant enterococci causing bloodstream infections in Tanzanian children 

      Aamodt, Håvard; Mohn, Stein Christian; Maselle, Samuel Y; Manji, Karim P.; Willems, Rob; Jureen, Roland; Langeland, Nina; Blomberg, Bjørn (Peer reviewed; Journal article, 2015-02-28)
      Background While enterococci resistant to multiple antimicrobials are spreading in hospitals worldwide, causing urinary tract, wound and bloodstream infections, there is little published data on these infections from Africa. ...
    • Hemophagocytic lymphohistiocytosis and miliary tuberculosis in a previously healthy individual: a case report 

      Trovik, Linn; Sandnes, Miriam; Blomberg, Bjørn; Holmaas, Gunhild; Ahmed, Aymen B.; Tvedt, Tor Henrik Anderson; Vintermyr, Olav Karsten; Reikvam, Håkon (Journal article; Peer reviewed, 2020)
      Background Hemophagocytic lymphohistiocytosis (HLH) is a rare heterogenous genetic or acquired hyperinflammatory syndrome associated with a high degree of morbidity and mortality. HLH has clinical manifestations related ...
    • High prevalence of faecal carriage of ESBL-producing enterobacteriaceae among children in Dar es Salaam, Tanzania 

      Tellevik, Marit Gjerde; Blomberg, Bjørn; Kommedal, Øyvind; Maselle, Samuel Y; Langeland, Nina; Moyo, Sabrina John (Peer reviewed; Journal article, 2016-12-09)
      Background: Faecal carriage of ESBL-producing bacteria is a potential risk for transmission and infection. Little is known about faecal carriage of antibiotic resistance in Tanzania. This study aimed to investigate the ...
    • High prevalence of fecal carriage of extended spectrum β-lactamase-producing enterobacteriaceae among newly HIV-diagnosed adults in a community setting in Tanzania 

      Manyahi, Joel; Moyo, Sabrina John; Tellevik, Marit Gjerde; Langeland, Nina; Blomberg, Bjørn (Journal article; Peer reviewed, 2020)
      Colonization in HIV-infected populations with extended-spectrum β-lactamase-producing Enterobacteriaceae (ESBL-PE) is particularly worrisome in low-income settings. This study describes the prevalence of ESBL-PE carriage ...

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