Bergen Epilepsy Research Group (BERG)


List of publications.


Main content


Neuropsychological performance 1 year after status epilepticus in adults. 
Archives of Clinical Neuropsychology. 
Gramstad A, Power KN, Engelsen BA.

Simpifying the clinical classification of polymrease gamma (POLG) disease based on age of onset; studies using a cohort of 155 cases. 
Journal of Inherited Metabolic Disease.
Hikmat O, Naess K, Engvall M, Klingenberg C, Rasmussen M, Tallaksen CM, Brodtkorb E, Ostegaard E, de Coo IFM, Pias-Peleteiro L, Isohanni P, Uusimaa J, Darin N, Rahman S, Bindoff LA.

The impact of gender, puberty, and pregnancy in patients with POLG disease. 
Annals of Clinical and Translational Neurology.
Hikmat O, Naess K, Engvall M, Klingenberg C, Rasmussen M, Tallaksen CME, Samsonsen C, Brodtkorb E, Ostergaard E, de Coo R, Pias-Peleteiro L, Isohanni P, Uusimaa J, Darin N, Rahman S, Bindoff LA.

Mental health and health related quality of life in mitochondrial POLG disease.
Hikmat O, Vederhus BJ, Benestad MR, Engeset IME, Klingenberg C, Rasmussen M, Tallaksen CM, Brodtkorb E, Elgen IB, Bindoff LA.

Polymerase gamma-relatert mitokondriesykdom. 
Tidsskrift for Den Norske Legeforening.
Hikmat O, Varhaug KN, Bindoff LA.

Valproatbehandling av fertile kvinner.
Tidsskrift for Den Norske Legeforening.
Bjørk MH, Gerstner TA, Taubøll E.

Assistert befruktning blant kvinner med epilepsi.
Tidsskrift for Den Norske Legeforening.
Zaidan S, Nakken KO, Lillestølen KM, Alvestad S, Lossius MI.


Børsheim AW, Engeland A ,Gilhus NE. Epilepsy and autoimmune diseases: Comorbidity in a national patient cohort. Seizure. 2019 Dec. doi: 10.1016/j.seizure.2019.12.015.

Husebye ESN, Gilhus NE, Spigset O, Daltveit AK, Bjørk MH. Language impairment in children aged 5 and 8 years after antiepileptic drug exposure in utero - the Norwegian Mother and Child Cohort Study. Eur J Neurol. 2019 Dec 8. doi: 10.1111/ene.14140. 

Gilhus NE, Deuschl G. Neuroinflammation - a common thread in neurological disorders. Nat Rev Neurol. 2019 Aug;15(8):429-430. doi: 10.1038/s41582-019-0227-8

Marquardt L, Eichele T, Bindoff LA, Olberg HK, Veiby G, Eichele H, Kusztrits I, Hirnstein M. No effect of electrical transcranial direct current stimulation adjunct treatment for epilepsia partialis continua in POLG disease. Epilepsy Behav Rep. 2019 Oct 25;12:100339. doi: 10.1016/j.ebr.2019.100339

Eivind Aanestad, Nils Erik Gilhus, Jan Brogger. Interictal epileptiform discharges vary across age groups. Clinical Neurophysiology,Volume 131, Issue 1, 2020, Pages 25-33, ISSN 1388-2457.


Kolstad E, Bjørk M, Gilhus NE, Alfstad K, Clench-Aas J, Lossius M. Young people with epilepsy have an increased risk of eating disorder and poor quality diet. Epilepsia Open. 2017 Dec 18;3(1):40-45. 

Bjørk M, Riedel B, Spigset O, Veiby G, Kolstad E, Daltveit AK, Gilhus NE. Association of folic acid supplemetantion during pregnancy witth the risk of autistic traits in children exposed to antiepileptic drugs in utero. JAMA Neurol 2018;75:160-168..

Danielsson K, Borthen I, Morken N-H, Gilhus NE. Hypertensive pregnancy complications in women with epilepsy and antiepileptic drugs: a population-based cohort study of first pregnancies in Norway. BMC Open 2018;8:e020998. 8 pages.

Power KN, Gramstad A, Gilhus NE, Hufthammer KO, Engelsen BA. Cognitive dysfunction after generalised tonic-clonic status epilepticus in adults. Acta Neurol Scand 2018;137:417-424.

Husebye ESN, Gilhus NE, Riedel B, Spigset O, Daltveit AK, Bjørk MH. Verbal abilities in children of mothers with epilepsy: Association to maternal folate status. Neurology. 2018 Aug 28;91(9):e811-e821. doi: 10.1212/WNL.0000000000006073. 

Power KN, Gramstad A, Gilhus NE, Hufthammer KO, Engelsen BA. Cognitive function after status epilepticus versus after multiple generalized tonic-clonic seizures. Epilepsy Res 2018;140:39-45.

Danielsson KC, Borthen I, Gilhus NE, Morken NH. The effect of parity on risk of complications in pregnant women with epilepsy: a population-based cohort study. Acta Obst Gyn Scand 2018,97:1006-1014.

Knudsen-Baas KM, Johannessen TB, Myklebust TÅ, Aarseth JH, Owe JT, Gilhus NE, Storstein AM. Antiepileptic and psychiatric medication in a nationwide cohort of patients with glioma WHO grade II-IV. J Neuro-Oncol 2018; in press.

Danielsson KC, Gilhus NE, Borthen I, Lie RT, Morken NH. Complications in pregnancy and child birth for women with epilepsy; changes over time. 2018;submitted.



Reiter SF, Bjørk MH, Daltveit AK, Veiby G, Kolstad E, Engelsen BA, Gilhus NE.
Life satisfaction in women with epilepsy during and after pregnancy.
Epilepsy Behav. 2016 Aug 8;62:251-257.

Knudsen-Baas KM, Power KN, Engelsen BA, Hegrestad SE, Gilhus NE, Storstein AM.
Status epilepticus secondary to glioma.
Seizure. 2016 Aug;40:76-80.

Knudsen-Baas KM, Engeland A, Gilhus NE, Storstein AM, Owe JF.
Does the choice of antiepileptic drug affect survival in glioblastoma patients?
J Neurooncol. 2016 Jul 4. [Epub ahead of print]

Power KN, Gramstad A, Gilhus NE, Engelsen BA.
Prognostic factors of status epilepticus in adults.
Epileptic Disord. 2016 Sep 1;18(3):297-304.

Kolstad E, Veiby G, Gilhus NE, Bjørk M.
Overweight in epilepsy as a risk factor for pregnancy and delivery complications.
Epilepsia 2016;57:1849-1857..



Danielmeier C, Allen EA, Jocham G, Onur OA, Eichele T, Ullsperger M. Acetylcholine mediates behavioral and neural post-error control. Curr Biol. 2015. Jun 1;25(11):1461-8. doi: 10.1016/j.cub.2015.04.022. Epub 2015 May 7. http://www.ncbi.nlm.nih.gov/pubmed/?term=Acetylcholine+mediates+behavioral+and+neural+post-error+control

Neto E, Allen EA, Aurlien H, Nordby H, Eichele T. EEG Spectral Features Discriminate between Alzheimer's and Vascular Dementia. Front Neurol. 2015 Feb 13;6:25. doi: 10.3389/fneur.2015.00025. eCollection 2015. http://www.ncbi.nlm.nih.gov/pubmed/term=EEG+Spectral+Features+  Discriminate+between+Alzheimer's+and+Vascular+Dementia

262. Power KN, Gramstad A, Gilhus NE, Engelsen BA. Adult nonconvulsive status epilepticus in a clinical setting: semiology, aetiology, treatment and outcome. Seizure 2015;24:102-106. http://www.ncbi.nlm.nih.gov/pubmed/?term=Adult+nonconvulsive+status+epilepticus+in+a+clinical+setting%3A+semiology%2C+aetiology%2C+treatment+and+outcome

Marte Bjørk, Gyri Veiby, Simone F. Reiter, Jan Ø. Berle, Anne Kjersti Daltveit, Olav Spigset, Bernt A, Engelsen, Nils Erik Gilhus.Depression and anxiety in women with epilepsy during pregnancy and after delivery: a prospective population-based cohort study on frequency, risk factors, medication, and prognosis. Epilepsia. 2015;56(1):28-39. http://www.ncbi.nlm.nih.gov/pubmed/25524160

Eivind Kolstad, Nils Erik Gilhus, Gyri Veiby, Simone F. Reiter, Morten I. Lossius, Marte Helene Bjørk. Epilepsy and eating disorders during pregnancy: Prevalence, complications and birth outcome. Seizure. 2015 May;28:81-4 http://www.ncbi.nlm.nih.gov/pubmed/25794467

Marte Bjørk, Gyri Veiby, Bernt A. Engelsen, Nils Erik Gilhus. Depression and anxiety during pregnancy and the postpartum period in women with epilepsy; a review of frequency, risks and recommendations for treatment. Seizure. 2015;28:33-39. Review.http://www.ncbi.nlm.nih.gov/pubmed/25777784

Gyri Veiby, Marte Bjørk, Bernt A. Engelsen, Nils Erik Gilhus. Epilepsy and recommendations for breastfeeding. Seizure. 2015;28:57-65.Review. http://www.ncbi.nlm.nih.gov/pubmed/25837494

Power KN, Gramstad A, Gilhus NE, Engelsen BA.  Adult nonconvulsive status epilepticus in a clinical setting: Semiology, aetiology, treatment and outcome. Seizure. 2015 Jan;24:102-6. http://www.ncbi.nlm.nih.gov/pubmed/25458101


Veiby G, Daltveit AK, Engelsen BA, Gilhus NE. Fetal growth restriction and birth defects with newer and older antiepileptic drugs during pregnancy.
J Neurol 2014;261:579-588. http://www.ncbi.nlm.nih.gov/pubmed/?term=Fetal+growth+restriction+and+birth+defects+with+newer+and

Marte Helene Bjørk, Gyri Veiby, Olav Spigset, Nils Erik Gilhus Using the Norwegian Mother and Child Cohort Study to determine risk factors for delayed development and neuropsychiatric symptoms in the offspring of parents with epilepsyNor J of Epidemiology2014; 24 (1-2): 79-89 http://www.ntnu.no/ojs/index.php/norepid/article/view/1806


Borthen I, Gilhus NE. Obstetrical outcome and complications of pregnancy. In; Epilepsy in women. Eds. Harden CL, Thomas SV, Tomson T. Wiley-Blackwell 2013;128-135.

Veiby G, Engelsen BA, Gilhus NE. Early child development and exposure to antiepileptic drugs prenatally and through breastfeeding. JAMA Neurol 2013;70:1367-1374. http://www.ncbi.nlm.nih.gov/pubmed/?term=24061295

Reiter SF, Veiby G, Daltveit AK, Engelsen BA, Gilhus NE. Psychiatric comorbidity and social aspects in pregnant women with epilepsy; the Norwegian Mother and Child Cohort Study. Epilepsy and Behavior 2013;29:379-385.http://www.ncbi.nlm.nih.gov/pubmed/?term=24074883

Beniczky S, Hirsch LJ, Kaplan PW, Pressler R, Bauer G, Aurlien H, Brøgger JC, Trinka E. Unified EEG terminology and criteria for nonconvulsive status epilepticus. Epilepsia. 2013 Sep;54 Suppl 6:28-9. doi: 10.1111/epi.12270. Review. PubMed PMID: 24001066. Pubmed link: http://www.ncbi.nlm.nih.gov/pubmed/24001066

Beniczky S, Aurlien H, Brøgger JC, Fuglsang-Frederiksen A, Martins-da-Silva A, Trinka E, Visser G, Rubboli G, Hjalgrim H, Stefan H, Rosén I, Zarubova J, Dobesberger J, Alving J, Andersen KV, Fabricius M, Atkins MD, Neufeld M, Plouin P, Marusic P, Pressler R, Mameniskiene R, Hopfengärtner R, van Emde Boas W, Wolf P. Standardized computer-based organized reporting of EEG: SCORE. Epilepsia. 2013 Jun;54(6):1112-24. doi:  10.1111/epi.12135. Epub 2013 Mar 18. PubMed PMID: 23506075; PubMed Central PMCID: PMC3759702. Pubmed link (Free full text): http://www.ncbi.nlm.nih.gov/pubmed/23506075

Herigstad A, Stefansdottir S, Aurlien H. [EEG--when and how?]. Tidsskr Nor Laegeforen. 2013 Jan 8;133(1):48-52. doi: 10.4045/tidsskr.12.0087. Review. Norwegian. PubMed PMID: 23306995. Pubmed link (Free full text - Norwegian): http://www.ncbi.nlm.nih.gov/pubmed/23306995

Veiby G, Daltveit AK, Schjølberg S, Stoltenberg C, Oyen AS, Vollset SE, Engelsen BA, Gilhus NE. Exposure to antiepileptic drugs in utero and child development. Epilepsia 2013;doi 10.1111/epi.12226. http://www.ncbi.nlm.nih.gov/pubmed/23865818

Gramstad A, Engelsen BA. Lack of concordance between dichotic listening nad Wada test in evaluation of Language lateralization. Epilepsia 2013;54 suppl.3:322-323.

Engelsen BA, Gramstad A, Lillebo A, Karlsen B. An update on non-epileptic seizures; diagnosis and brief notes on treatment. Translational Neurosci 2013;4:260-268.


Borthen I, Gilhus NE. Pregnancy complications in patients with epilepsy. Curr Opin Obst Gyn 2012;24:78-83.

Bindoff LA, Engelsen BA. Mitochondrial diseases and epilepsy. Epilepsia 2012;53 suppl.4:92-97.

Huster RJ, Debener S, Eichele T, Herrmann CS. Methods for simultaneous EEG-fMRI; an introductory review. J Neurosci 2012;32:6053-6060.

Bridwell DA, Wu L, Eichele T, Calhoun VD. The spatiospectral characterization of brain networks; fusing concurrent EEG spectra and fMRI maps.Neuroimage 2012;69:101-111.


Borthen I, Eide MG, Daltveit AK, Gilhus NE. Obstetric outcome in women with epilepsy; a hospital-based, retrospective study. Br J Obst Gyn 2011;118:956-965.

Power KN, Flaatten H, Gilhus NE, Engelsen BA. Propofol treatment in adult refractory status epilepticus. Mortality risk and outcome. Epilepsia Res 2011;94:53-60.

Huster RJ, Eichele T, Enriquez-Geppert S, Wollbrink A, Kugel H, Konrad C, Pantev C. Multimodal imaging of functional networks and event-related potentials in performance monitoring. Neuroimage 2011;56:1588-1597.


Borthen I, Gilhus NE. Maternal epilepsy and adverse pregnancy outcomes. Exp Rev Obst Gyn 2010;5:347-355.

Borthen I, Eide MG, Daltveit AK, Gilhus NE. Delivery outcome of women with epilepsy; a population-based cohort study. Br J Obst Gyn 2010;117:1537-1543.

Eichele H, Juvodden HT, Ullsperger M, Eichele T. Mal-adaption of event-related EEG responses preceding performance errors. Front Hum Neurosci 2010: doi10.3389.

Meierkord H, Boon P, Engelsen BA et al. EFNS guidelines on the management of status epilepticus in adults. Eur J Neurol 2010;17:348-355.

Wu L, Eichele T, Calhoun VD. Reactivityof hemodynamic responses and functional connectivity to different states of alpha synchrony: a concurrent EEG-fMRI study. Neuroimage 2010;52:1252-1260.


Borthen I, Eide MG, Veiby G, Daltveit AK, Gilhus NE. Complications during pregnancy in women with epilepsy. Br J Obst Gyn 2009;116:1736-1742.

Veiby G, Daltveit AK, Engelsen B, Gilhus NE. Pregnancy, delivery and outcome for the child in maternal epilepsy. Epilepsia 2009;50;2130-2139.

Gramstad A, Bindoff LA, Lillebo A, Tzoulis C, Engelsen BA. Neuropsychological performance in patients with POLG1 mutations and the syndrome of mitochondrial spinocerebellar ataxia and epilepsy. Epilepsy &Behavior 2009;16:172-174.

Aurlien H, Gjerde IO, Eide GE, Brøgger JC, Gilhus NE. Characteristics of generalised epileptiform activity. Clin Neurophys 2009;120:3-10.

Eichele T, Calhoun VD, Debener S. Mining EEG-fMRI using independent component analysis. Int J Psychphysiol 2009;73:53-61.