Research Topics
| Jakob ChristensenSummaryAffiliation: University of Aarhus Country: Denmark Publications
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Detail Information
Publications
Liquid chromatography tandem mass spectrometry assay for topiramate analysis in plasma and cerebrospinal fluid: validation and comparison with fluorescence-polarization immunoassayJakob Christensen
Department of Clinical Pharmacology, Aarhus University Hospital, Aarhus, Denmark
Ther Drug Monit 24:658-64. 2002..FPIA also proved precise and accurate, and there was a high agreement with the LC/MS/MS assay in plasma and CSF. Either method displayed sufficient precision and accuracy and may thus be implemented in daily routine...
Traumatic brain injury: risks of epilepsy and implications for medicolegal assessmentJakob Christensen
Department of Neurology, Aarhus University Hospital, Aarhus, Denmark
Epilepsia 53:43-7. 2012..Despite several interventions used to prevent posttraumatic epilepsy, the only proven "intervention" to date is to prevent TBI from occurring...
Epidemiology of epilepsy in adults: implementing the ILAE classification and terminology into population-based epidemiologic studiesJakob Christensen
Department of Neurology, Aarhus University Hospital, Aarhus, Denmark
Epilepsia 53:14-7. 2012....
Lack of interaction between sertraline and lamotrigine in psychiatric patients: a retrospective studyJ Christensen
Department of Neurology, Aarhus University Hospital, Aarhus, Denmark
Pharmacopsychiatry 45:119-21. 2012..This study evaluates the pharmacokinetic interaction between sertraline and lamotrigine in psychiatric patients...
Stress and epilepsy: a population-based cohort study of epilepsy in parents who lost a childJakob Christensen
Department of Neurology, Aarhus University Hospital, Norrebrogade 44, DK 8000, Aarhus C, Denmark
Epilepsy Behav 11:324-8. 2007..The goal of the study described here was to study the risk for epilepsy in parents exposed to severe stress caused by loss of a child...
Incidence and prevalence of epilepsy in DenmarkJakob Christensen
Department of Neurology, Aarhus University Hospital, Norrebrogade 44, DK 8000 Aarhus C, Denmark
Epilepsy Res 76:60-5. 2007..To estimate the occurrence of epilepsy in Denmark between 1977 and 2002, taking gender, age, and secular trends into consideration...
Validation of epilepsy diagnoses in the Danish National Hospital RegisterJakob Christensen
Department of Neurology, Aarhus University Hospital, Aarhus, Denmark
Epilepsy Res 75:162-70. 2007..To validate the diagnosis of epilepsy in the Danish National Hospital Register...
Epilepsy and risk of suicide: a population-based case-control studyJakob Christensen
Department of Neurology, Aarhus University Hospital, Denmark
Lancet Neurol 6:693-8. 2007..Studies have linked epilepsy with an increased suicide risk, but the association might be modified by psychiatric, demographic, and socioeconomic factors...
Oral contraceptives induce lamotrigine metabolism: evidence from a double-blind, placebo-controlled trialJakob Christensen
Department of Neurology, Aarhus University Hospital, Aarhus, Denmark
Epilepsia 48:484-9. 2007..This study evaluates the effect of oral contraceptives on lamotrigine (LTG) plasma concentrations and urine excretion of LTG metabolites in a double-blind, placebo-controlled, crossover study in patients with epilepsy...
Oxcarbazepine concentrations during pregnancy: a retrospective study in patients with epilepsyJakob Christensen
Department of Clinical Pharmacology, Aarhus University Hospital, Norrebrogade 44, DK 8000 Aarhus C, Denmark
Neurology 67:1497-9. 2006..0016), being 72% (SD = 13%) in the first trimester, 74% (SD = 17%) in the second trimester, 64% (SD = 6%) in the third trimester, and 108% (SD = 18%) after pregnancy vs the dose-corrected concentration before pregnancy...
Cabergoline plasma concentration is increased during concomitant treatment with itraconazoleJakob Christensen
Centre for Clinical Pharmacology, University of Aarhus, Aarhus, Denmark
Mov Disord 17:1360-2. 2002..Plasma levels of cabergoline were analyzed in one of the patients and increased to approximately 300% during treatment with itraconazole, which paralleled major clinical improvement...
Randomized, concentration-controlled trial of topiramate in refractory focal epilepsyJakob Christensen
Department of Clinical Pharmacology, Aarhus University, Denmark
Neurology 61:1210-8. 2003..To establish the concentration response of topiramate in patients with refractory focal epilepsy...
Gender differences in epilepsyJakob Christensen
Department of Clinical Pharmacology, University of Aarhus, Aarhus, Denmark
Epilepsia 46:956-60. 2005..The aim of this study was to look at gender differences in unselected populations of patients with epilepsy classified according to the 1989 International League Against Epilepsy (ILAE) criteria...
[Antiepileptic treatment of adults with epilepsy]Jakob Christensen
Arhus Universitetshospital, Arhus Sygehus, Neurologisk afdeling
Ugeskr Laeger 166:3929-31. 2004
Gestational age, birth weight, and risk for injuries in childhoodYuelian Sun
Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus, Denmark
Epidemiology 21:650-7. 2010..Most injury studies have focused on proximal causes; few have examined the role of neonatal characteristics such as birth weight and gestational age...
Prenatal stress and epilepsy in later life: a nationwide follow-up study in DenmarkJiong Li
Danish Epidemiology Science Centre, Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus C, Denmark
Epilepsy Res 81:52-7. 2008..To examine whether prenatal exposure to maternal bereavement is associated with an increased risk of epilepsy in the first decades of life...
Death in children with febrile seizures: a population-based cohort studyMogens Vestergaard
Department of General Practice, Institute of Public Health, Aarhus University, Aarhus, Denmark
Lancet 372:457-63. 2008..No studies have had sufficient size to estimate mortality in children with febrile seizures. We studied mortality after febrile seizures in a large population-based cohort of children in Denmark with up to 28 years of follow-up...
Breastfeeding and risk of epilepsy in childhood: a birth cohort studyYuelian Sun
Department of Epidemiology, School of Public Health, University of Aarhus, Aarhus, Denmark
J Pediatr 158:924-9. 2011..We asked whether breastfeeding reduces the risk of epilepsy in childhood...
Binge drinking during pregnancy and risk of seizures in childhood: a study based on the Danish National Birth CohortYuelian Sun
Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus C, Denmark
Am J Epidemiol 169:313-22. 2009..The results are exploratory, however, and need to be replicated...
Use of phenytoin, phenobarbital, or diazepam during pregnancy and risk of congenital abnormalities: a case-time-control studyDorte Kjaer
The Danish Epidemiology Science Centre, Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus, Denmark
Pharmacoepidemiol Drug Saf 16:181-8. 2007..We studied congenital abnormalities following exposure to phenytoin, phenobarbital, and diazepam in early pregnancy, i.e., second and third month, compared to mid-pregnancy, i.e., fifth and sixth month of pregnancy...
Risk of febrile seizures and epilepsy after vaccination with diphtheria, tetanus, acellular pertussis, inactivated poliovirus, and Haemophilus influenzae type BYuelian Sun
Department of Public Health, Aarhus University, Bartholins Alle 2, DK 8000 Aarhus C, Denmark
JAMA 307:823-31. 2012..In Denmark, acellular pertussis vaccine has been included in the combined diphtheria-tetanus toxoids-acellular pertussis-inactivated poliovirus-Haemophilus influenzae type b (DTaP-IPV-Hib) vaccine since September 2002...
A nationwide study on the risk of autism after prenatal stress exposure to maternal bereavementJiong Li
Danish Epidemiology Science Centre, Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus, Denmark
Pediatrics 123:1102-7. 2009..We aimed to examine whether prenatal stress exposure after maternal bereavement is associated with an increased risk of autism later in life...
Preeclampsia and risk for epilepsy in offspringChun Sen Wu
Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus, Denmark
Pediatrics 122:1072-8. 2008..Eclampsia has been found to be a strong risk factor for epilepsy in the offspring, but it is unclear whether the risk also applies to the preceding condition, preeclampsia...
Epilepsy and febrile seizures in children of treated and untreated subfertile couplesYuelian Sun
The Danish Epidemiology Science Centre, Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus, Denmark
Hum Reprod 22:215-20. 2007..Only few studies have addressed the long-term neurological outcomes of children born by subfertile couples. We studied the risk of epilepsy and febrile seizures in children of treated and untreated subfertile couples...
Intake of marine n-3 fatty acids during pregnancy and risk for epilepsy in the offspring: a population-based cohort studyYuelian Sun
Department of Epidemiology, School of Public Health, University of Aarhus, Bartholins Alle 2, 8000 C, Aarhus, Denmark
Epilepsy Res 91:267-72. 2010..To estimate if maternal intake of n-3 long-chain polyunsaturated fatty acids (LCPUFA) during pregnancy is related to the risk of epilepsy in the offspring...
The long-term risk of epilepsy after febrile seizures in susceptible subgroupsMogens Vestergaard
Department of General Practice, Institute of Public Health, Aarhus University, Aarhus, Denmark
Am J Epidemiol 165:911-8. 2007..The risk was higher for those who had a family history of epilepsy, cerebral palsy, or low Apgar scores at 5 minutes...
Prenatal exposure to elevated maternal body temperature and risk of epilepsy in childhood: a population-based pregnancy cohort studyYuelian Sun
Department of Epidemiology, University of Aarhus, Aarhus, Denmark
Paediatr Perinat Epidemiol 25:53-9. 2011..0-39.4°C (IRR = 2.79, 95% CI 1.60, 4.84). Our findings do not support a strong association between hyperthermia and epilepsy but the associations between underlying causes of fever, especially prenatal infections, call for more research...
Febrile seizures and risk of schizophreniaMogens Vestergaard
The Danish Epidemiology Science Centre, Department of Epidemiology and Social Medicine, University of Aarhus, Vennelyst Boulevard 6, Building 260, DK 8000 Aarhus C, Denmark
Schizophr Res 73:343-9. 2005..Febrile seizure is a benign condition for most children, but experiments in animals and neuroimaging studies in humans suggest that some febrile seizures may damage the hippocampus, a brain area of possible importance in schizophrenia...
The Danish National Hospital Register is a valuable study base for epidemiologic research in febrile seizuresMogens Vestergaard
The Danish Epidemiology Science Center at the Department of Epidemiology and Social Medicine, University of Aarhus, Vennelyst Boulevard 6, DK 8000 Aarhus C, Denmark
J Clin Epidemiol 59:61-6. 2006..We examined the quality and completeness of the discharge diagnosis of febrile seizures in the Danish National Hospital Register (DNHR)...
Gestational age, birth weight, intrauterine growth, and the risk of epilepsyYuelian Sun
Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus, Denmark
Am J Epidemiol 167:262-70. 2008..In conclusion, short gestational age, low birth weight, and intrauterine growth restriction are associated with an increased risk of epilepsy...
Long-term risk of epilepsy after traumatic brain injury in children and young adults: a population-based cohort studyJakob Christensen
Department of Neurology, Aarhus University Hospital, Aarhus, Denmark
Lancet 373:1105-10. 2009..We aimed to assess the risk of epilepsy up to 10 years or longer after traumatic brain injury, taking into account sex, age, severity, and family history...
Register-based studies on febrile seizures in DenmarkMogens Vestergaard
Department of General Practice, Institute of Public Health, Aarhus University, Aarhus, Denmark
Brain Dev 31:372-7. 2009..Febrile seizure is a common condition with a benign outcome for the vast majority of children. Genes and environmental factors operating in early life seem to play a causal role...
Oral contraceptives reduce lamotrigine plasma levelsAnne Sabers
Danish Epilepsy Hospital, University of Aarhus, Denmark
Neurology 61:570-1. 2003..0001), indicating that LTG plasma levels are reduced by >50% during OC co-medication. It is advisable to monitor LTG plasma levels in conjunction with initiation or withdrawal of OC in women on LTG therapy...
Prenatal exposure to maternal infections and epilepsy in childhood: a population-based cohort studyYuelian Sun
Department of Epidemiology, University of Aarhus, Vennelyst Boulevard 6, Aarhus, 8000 C, Denmark
Pediatrics 121:e1100-7. 2008..We estimated the association between prenatal exposure to maternal infections and the subsequent risk for epilepsy in childhood...
[Danish clinical guidelines for epilepsy]Anne Sabers
Amtssygehuset i Glostrup, Epilepsiklinikken, Arhus Universitetshospital, Arhus Sygehus, Neurologisk, Glostrup
Ugeskr Laeger 168:773-6. 2006..The specialist service should include a multidisciplinary team. Epilepsy surgery should be considered early in patients with refractory focal epilepsy...
[Morbidity and mortality in epilepsy]Bjarke à Rogvi-Hansen
H S Rigshospitalet, Neurologisk Klinik, København
Ugeskr Laeger 166:3945-7. 2004
Apgar scores and long-term risk of epilepsyYuelian Sun
The Danish Epidemiology Science Centre, Department of Epidemiology, Institute of Public Health, Aarhus
Epidemiology 17:296-301. 2006..Low Apgar scores are associated with high risk of neonatal death, cerebral palsy, and mental retardation, but the association between Apgar scores and long-term risk of epilepsy remains unresolved...
Multivariate analysis to separate the signal given by cross-reactants in immunoassay with sample matrix dilutionCatalin Nistor
Department of Analytical Chemistry, Lund University, P.O. Box 124, 221 00 Lund, Sweden
Anal Bioanal Chem 380:898-907. 2004..The calibration models showed that the signal separation due the analytes 2,4-dinitrophenol (2,4-DNP) and 4-nitrophenol (4-NP) was possible with a prediction concentration error of 1.4 microM and 72 microM, respectively...
