Browsing Bergen Open Research Archive by Author "Tangeraas, Trine"

Now showing items 1-5 of 5

    • Breastfed Infants With Spells, Tremor, or Irritability: Rule Out Vitamin B12 Deficiency 

      Ljungblad, Ulf Wike; Astrup, Henriette; Mørkrid, Lars; Hager, Helle Borgstrøm; Lindberg, Morten; Eklund, Erik A.; Monsen, Anne-Lise Bjørke; Rootwelt-Revheim, Terje; Tangeraas, Trine (Journal article; Peer reviewed, 2022)
      Background: In Norway, 5-10% of neonates and infants have biomarkers suggesting vitamin B12 deficiency from newborn screening tests and unselected clinical screening, respectively. Aims: The aims were to identify risk ...

    • Epidemiology and natural history of POLG disease in Norway: a nationwide cohort study 

      Kristensen, Erle; Mathisen, Linda; Berland, Siren; Klingenberg, Claus Andreas; Brodtkorb, Eylert; Rasmussen, Magnhild; Tangeraas, Trine; Bliksrud, Yngve Thomas; Rahman, Shamima; Bindoff, Laurence Albert; Hikmat, Omar (Journal article; Peer reviewed, 2024)
      Objective To investigate the prevalence and natural history of POLG disease in the Norwegian population. Methods A national, population-based, retrospective study using demographic, clinical, and genetic data of ...

    • The prevalence and clinical relevance of hyperhomocysteinemia suggesting vitamin B12 deficiency in presumed healthy infants 

      Ljungblad, Ulf Wike; Paulsen, Henriette; Mørkrid, Lars; Pettersen, Rolf Dagfinn; Hager, Helle Borgstrøm; Lindberg, Morten; Astrup, Henriette; Eklund, Erik A.; Monsen, Anne-Lise Bjørke; Rootwelt-Revheim, Terje; Tangeraas, Trine (Journal article; Peer reviewed, 2021)
      Background Previous studies have demonstrated a high prevalence of biochemical vitamin B12 deficiency in infants in Norway. Increased total homocysteine (tHcy) is the most important marker of B12 deficiency in infants. ...

    • Status epilepticus in POLG disease: a large multinational study 

      Hikmat, Omar; Naess, Karin; Engvall, Martin; Klingenberg, Claus Andreas; Rasmussen, Magnhild; Brodtkorb, Eylert; Ostergaard, Elsebet; de Coo, Irenaeus; Pias-Peleteiro, Leticia; Isohanni, Pirjo; Uusimaa, Johanna; Majamaa, Kari; Kärppä, Mikko; Ortigoza-Escobar, Juan Dario; Tangeraas, Trine; Berland, Siren; Harrison, Emma; Biggs, Heather; Horvath, Rita; Darin, Niklas; Rahman, Shamima; Bindoff, Laurence Albert (Journal article; Peer reviewed, 2024)
      We aimed to provide a detailed phenotypic description of status epilepticus (SE) in a large cohort of patients with POLG disease and identify prognostic biomarkers to improve the management of this life-threatening condition. ...

    • Vitamin B12 Deficiency (Un-)Detected Using Newborn Screening in Norway 

      Tangeraas, Trine; Ljungblad, Ulf Wike; Lutvica, Elma; Kristensen, Erle; Rowe, Alexander D.; Monsen, Anne-Lise Bjørke; Rootwelt-Revheim, Terje; Sæves, Ingjerd; Pettersen, Rolf Dagfinn (Journal article; Peer reviewed, 2023)
      Untreated vitamin B12 (B12) deficiency may cause delayed development in infants. Several newborn screening (NBS) programs have reported an increased detection rate of B12 deficiency when second-tier dried blood spot (DBS) ...