Morten Ingvar Lossius
- Prof.dr.med., Senior researcher
Publications 2024
Young people diagnosed with psychogenic nonepileptic seizures (PNES) years ago - How are they now?
Epilepsy Behav, 157, 109874
DOI 10.1016/j.yebeh.2024.109874, PubMed 38851124
Norwegian population-based study of effectiveness of vagus nerve stimulation in patients with developmental and epileptic encephalopathies
Epilepsia Open, 9 (2), 704-716
DOI 10.1002/epi4.12908, PubMed 38318727
Post-stroke epilepsy
Tidsskr Nor Laegeforen, 144 (9)
DOI 10.4045/tidsskr.24.0103, PubMed 39167001
Clinical utility of ultra long-term subcutaneous electroencephalographic monitoring in drug-resistant epilepsies: a "real world" pilot study
Epilepsia, 65 (11), 3265-3278
DOI 10.1111/epi.18121, PubMed 39340394
Screening for depression in patients with epilepsy: What are the benefits for physicians and patients in the real-life setting
Epilepsia, 65 (10), 3076-3082
DOI 10.1111/epi.18089, PubMed 39140982
Publications 2023
Screening of attention and executive functions in pediatric patients at a tertiary epilepsy center
Eur J Paediatr Neurol, 46, 35-41
DOI 10.1016/j.ejpn.2023.06.006, PubMed 37418997
Reduced total number of enlarged perivascular spaces in post-traumatic epilepsy patients with unilateral lesions - a feasibility study
Seizure, 113, 1-5
DOI 10.1016/j.seizure.2023.10.006, PubMed 37847935
Role of the glymphatic system and perivascular spaces as a potential biomarker for post-stroke epilepsy
Epilepsia Open, 9 (1), 60-76
DOI 10.1002/epi4.12877, PubMed 38041607
Health-related quality of life in adults with drug-resistant focal epilepsy treated with modified Atkins diet in a randomized clinical trial
Epilepsia, 64 (5), e69-e74
DOI 10.1111/epi.17585, PubMed 36923995
Variation in seizure risk increases from antiseizure medication withdrawal among patients with well-controlled epilepsy: A pooled analysis
Epilepsia Open, 9 (1), 333-344
DOI 10.1002/epi4.12880, PubMed 38071463
Publications 2022
Use of screening tools to assess comorbidities and adverse events in patients with epilepsy. A European Reference Network for Rare and Complex Epilepsies (EpiCARE) survey
Seizure, 101, 237-243
DOI 10.1016/j.seizure.2022.09.008, PubMed 36115293
Efficacy, tolerability and pharmacokinetic variability of brivaracetam in adults with difficult-to-treat epilepsy
Epilepsy Res, 183, 106946
DOI 10.1016/j.eplepsyres.2022.106946, PubMed 35609355
Reappraisal of the Medical Research Council Antiepileptic Drug Withdrawal Study: Contamination-adjusted and dose-response re-analysis
Epilepsia, 63 (7), 1724-1735
DOI 10.1111/epi.17273, PubMed 35490396
The effect of attachment style on long-term outcomes in psychogenic nonepileptic seizures: Results from a prospective study
Epilepsy Behav, 135, 108890
DOI 10.1016/j.yebeh.2022.108890, PubMed 36037581
Publications 2021
Cognitive change after DBS in refractory epilepsy: A randomized-controlled trial
Acta Neurol Scand, 145 (1), 111-118
DOI 10.1111/ane.13539, PubMed 34658033
People with epilepsy still feel stigmatized
Acta Neurol Scand, 144 (3), 312-316
DOI 10.1111/ane.13449, PubMed 33961282
All patients with epilepsy, whether at high or low risk of SUDEP, should have access to individually tailored SUDEP information
Epilepsy Behav, 127, 108418
DOI 10.1016/j.yebeh.2021.108418, PubMed 34785152
Norwegian population-based study of long-term effects, safety, and predictors of response of vagus nerve stimulation treatment in drug-resistant epilepsy: The NORPulse study
Epilepsia, 63 (2), 414-425
DOI 10.1111/epi.17152, PubMed 34935136
Effect and tolerability of perampanel in patients with drug-resistant epilepsy
Epilepsy Behav, 119, 107965
DOI 10.1016/j.yebeh.2021.107965, PubMed 33940525
Feasibility of transcutaneous auricular vagus nerve stimulation in treatment of drug resistant epilepsy: A multicenter prospective study
Epilepsy Res, 177, 106776
DOI 10.1016/j.eplepsyres.2021.106776, PubMed 34597958
Response: The true prevalence of psychogenic nonepileptic seizures is much higher than this
Epilepsia, 62 (11), 2877
DOI 10.1111/epi.17054, PubMed 34490896
Incidence and prevalence of psychogenic nonepileptic seizures in a Norwegian county: A 10-year population-based study
Epilepsia, 62 (7), 1528-1535
DOI 10.1111/epi.16949, PubMed 34075579
Publications 2020
How often do doctors discuss drug withdrawal with their seizure-free patients with epilepsy?
Epilepsy Behav, 108, 107095
DOI 10.1016/j.yebeh.2020.107095, PubMed 32320921
EEG in fitness to drive evaluations in people with epilepsy - Considerable variations across Europe
Seizure, 79, 56-60
DOI 10.1016/j.seizure.2020.04.013, PubMed 32416569
A European questionnaire survey on epilepsy monitoring units' current practice for postoperative psychogenic nonepileptic seizures' detection
Epilepsy Behav, 112, 107355
DOI 10.1016/j.yebeh.2020.107355, PubMed 32745960
[Drug-resistant epilepsy – not always correct]
Tidsskr Nor Laegeforen, 140 (7)
DOI 10.4045/tidsskr.20.0149, PubMed 32378861
Drug resistant epilepsy - not always right
Tidsskr. Nor. Laegeforen., 140 (7), 646-647
Clinical experience combined with therapeutic drug monitoring of lacosamide
Acta Neurol Scand, 141 (4), 279-286
DOI 10.1111/ane.13206, PubMed 31853958
[Assisted reproductive treatment in women with epilepsy]
Tidsskr Nor Laegeforen, 140 (1)
DOI 10.4045/tidsskr.19.0253, PubMed 31948216
[Correction: Assisted reproductive technology among women with epilepsy]
Tidsskr Nor Laegeforen, 140 (3)
DOI 10.4045/tidsskr.20.0063, PubMed 32105046
Publications 2019
[Continued importance of valproate for women with generalised epilepsy]
Tidsskr Nor Laegeforen, 139 (7)
DOI 10.4045/tidsskr.19.0220, PubMed 30969058
A call for better information about epilepsy: The patients' perspective-An online survey
Seizure, 69, 173-179
DOI 10.1016/j.seizure.2019.04.015, PubMed 31054491
Nonadherence to treatment regimens in epilepsy from the patient's perspective and predisposing factors: Differences between intentional and unintentional lack of adherence
Epilepsia, 60 (5), e58-e62
DOI 10.1111/epi.14734, PubMed 30980675
Sexual function in people with epilepsy: Similarities and differences with the general population
Epilepsia, 60 (9), 1984-1992
DOI 10.1111/epi.16311, PubMed 31407332
Challenges in epilepsy-The perspective of Norwegian epilepsy patients
Acta Neurol Scand, 140 (1), 40-47
DOI 10.1111/ane.13098, PubMed 30963535
Refractory epilepsy and nonadherence to drug treatment
Epilepsia Open, 4 (4), 618-623
DOI 10.1002/epi4.12367, PubMed 31819918
Publications 2018
European trends in epilepsy surgery
Neurology, 91 (2), e96-e106
DOI 10.1212/WNL.0000000000005776, PubMed 29898967
Increased rate of acute caesarean sections in women with epilepsy: results from the Oppland Perinatal Database in Norway
Eur J Neurol, 26 (4), 617-623
DOI 10.1111/ene.13865, PubMed 30414297
People with epilepsy and their relatives want more information about risks of injuries and premature death
Epilepsy Behav, 82, 6-10
DOI 10.1016/j.yebeh.2018.02.023, PubMed 29574300
Tested and reported executive problems in children and youth epilepsy
Brain Behav, 8 (5), e00971
DOI 10.1002/brb3.971, PubMed 29761020
Pharmacokinetic variability of valproate during pregnancy - Implications for the use of therapeutic drug monitoring
Epilepsy Res, 141, 31-37
DOI 10.1016/j.eplepsyres.2018.02.004, PubMed 29453075
Short-term Seizure Outcomes in Childhood Epilepsy
Pediatrics, 141 (6)
DOI 10.1542/peds.2017-4016, PubMed 29789444
Publications 2017
Pharmacokinetic variability of valproate in women of childbearing age
Epilepsia, 58 (10), e142-e146
DOI 10.1111/epi.13872, PubMed 28833045
Young people with epilepsy have an increased risk of eating disorder and poor quality diet
Epilepsia Open, 3 (1), 40-45
DOI 10.1002/epi4.12089, PubMed 29588986
Discontinuation of antiepileptic drugs in seizure-free patients - when and how?
Tidsskr Nor Laegeforen, 137 (6), 451-454
DOI 10.4045/tidsskr.16.0957, PubMed 28332798
Current standards of neuropsychological assessment in epilepsy surgery centers across Europe
Epilepsia, 58 (3), 343-355
DOI 10.1111/epi.13646, PubMed 28067423
Incidence and Prevalence of Childhood Epilepsy: A Nationwide Cohort Study
Pediatrics, 139 (5)
DOI 10.1542/peds.2016-3908, PubMed 28557750
Seizures, syndromes, and etiologies in childhood epilepsy: The International League Against Epilepsy 1981, 1989, and 2017 classifications used in a population-based cohort
Epilepsia, 58 (11), 1880-1891
DOI 10.1111/epi.13913, PubMed 28949013
Publications 2016
Psychiatric comorbidity in children and youth with epilepsy: An association with executive dysfunction?
Epilepsy Behav, 56, 88-94
DOI 10.1016/j.yebeh.2016.01.007, PubMed 26851646
[Sudden unexpected death in epilepsy (SUDEP)]
Tidsskr Nor Laegeforen, 136 (2), 131-5
DOI 10.4045/tidsskr.14.0640, PubMed 26813818
Age-specific birth rates in women with epilepsy: a population-based study
Brain Behav, 6 (8), e00492
DOI 10.1002/brb3.492, PubMed 27547497
Sleep problems in children and adolescents with epilepsy: Associations with psychiatric comorbidity
Epilepsy Behav, 62, 14-9
DOI 10.1016/j.yebeh.2016.06.015, PubMed 27448238
Sexual problems in people with refractory epilepsy
Epilepsy Behav, 61, 174-179
DOI 10.1016/j.yebeh.2016.05.038, PubMed 27371882
Sexual problems in people with refractory epilepsy
Epilepsy Behav, 64 (Pt A), 293
DOI 10.1016/j.yebeh.2016.08.015, PubMed 27727079
Current practices in long-term video-EEG monitoring services: A survey among partners of the E-PILEPSY pilot network of reference for refractory epilepsy and epilepsy surgery
Seizure, 38, 38-45
DOI 10.1016/j.seizure.2016.03.009, PubMed 27104922
Early sexual debut in Norwegian youth with epilepsy: A population-based study
Epilepsy Behav, 56, 1-4
DOI 10.1016/j.yebeh.2015.12.014, PubMed 26789985
[Psychogenic non-epileptic seizures in children]
Tidsskr Nor Laegeforen, 136 (23-24), 1993-1995
DOI 10.4045/tidsskr.16.0312, PubMed 28004548
Current use of imaging and electromagnetic source localization procedures in epilepsy surgery centers across Europe
Epilepsia, 57 (5), 770-6
DOI 10.1111/epi.13347, PubMed 27012361
[Long-term adverse effects of anti-epileptic drugs]
Tidsskr Nor Laegeforen, 136 (4), 324-7
DOI 10.4045/tidsskr.15.0220, PubMed 26905847
Comorbidity and Childhood Epilepsy: A Nationwide Registry Study
Pediatrics, 138 (3)
DOI 10.1542/peds.2016-0921, PubMed 27482059
Publications 2015
Intrauterine growth retardation in foetuses of women with epilepsy
Seizure, 28, 76-80
DOI 10.1016/j.seizure.2015.02.026, PubMed 25797889
Epilepsy and eating disorders during pregnancy: Prevalence, complications and birth outcome
Seizure, 28, 81-4
DOI 10.1016/j.seizure.2015.02.014, PubMed 25794467
Favorable change of lipid profile after carbamazepine withdrawal
Acta Neurol Scand, 134 (3), 219-23
DOI 10.1111/ane.12534, PubMed 26592200
[First generalized tonic-clonic seizure]
Tidsskr Nor Laegeforen, 135 (14), 1256-8
DOI 10.4045/tidsskr.14.0654, PubMed 26269067
[Re: First generalized tonic-clonic seizure]
Tidsskr Nor Laegeforen, 135 (22), 2025-6
DOI 10.4045/tidsskr.15.1194, PubMed 26627281
Publications 2013
[Epilepsy in the elderly]
Tidsskr Nor Laegeforen, 133 (5), 528-31
DOI 10.4045/tidsskr.12.0781, PubMed 23463065
Publications 2012
Repeated neuropsychological assessment in well-controlled epilepsy
Acta Neurol Scand, 127 (1), 53-60
DOI 10.1111/j.1600-0404.2012.01682.x, PubMed 22607393
[Dravet syndrome as a cause of epilepsy and learning disability]
Tidsskr Nor Laegeforen, 132 (1), 44-7
DOI 10.4045/tidsskr.11.0539, PubMed 22240828
Publications 2011
Psychiatric symptoms in Norwegian children with epilepsy aged 8-13 years: effects of age and gender?
Epilepsia, 52 (7), 1231-8
DOI 10.1111/j.1528-1167.2011.03042.x, PubMed 21446963
Gender differences in risk-taking behaviour in youth with epilepsy: a Norwegian population-based study
Acta Neurol Scand Suppl (191), 12-7
DOI 10.1111/j.1600-0404.2011.01537.x, PubMed 21711251
Acute postoperative seizures after epilepsy surgery - a long-term outcome predictor?
Acta Neurol Scand, 123 (1), 48-53
DOI 10.1111/j.1600-0404.2010.01343.x, PubMed 20199515
Dravet syndrome--considerable delay in making the diagnosis
Acta Neurol Scand, 125 (5), 359-62
DOI 10.1111/j.1600-0404.2011.01609.x, PubMed 22050316
Buccal midazolam or rectal diazepam for treatment of residential adult patients with serial seizures or status epilepticus
Acta Neurol Scand, 124 (2), 99-103
DOI 10.1111/j.1600-0404.2010.01474.x, PubMed 21208198
Publications 2010
Improvement in verbal memory after withdrawal of carbamazepine and valproate in patients with well-controlled epilepsy: a randomized, double-blind study
Acta Neurol Scand, 123 (6), 385-9
DOI 10.1111/j.1600-0404.2010.01452.x, PubMed 20955400
[Injuries following seizures]
Tidsskr Nor Laegeforen, 130 (11), 1155
DOI 10.4045/tidsskr.10.0402, PubMed 20531504
Publications 2009
[Polyunsaturated fatty acids and epilepsy]
Tidsskr Nor Laegeforen, 129 (1), 26-8
DOI 10.4045/tidsskr.2009.34487, PubMed 19119293
Health concerns predicts poor quality of life in well-controlled epilepsy
Seizure, 18 (7), 487-91
DOI 10.1016/j.seizure.2009.04.008, PubMed 19428272
Reversible effects of antiepileptic drugs on thyroid hormones in men and women with epilepsy: a prospective randomized double-blind withdrawal study
Epilepsy Behav, 16 (1), 64-8
DOI 10.1016/j.yebeh.2009.07.014, PubMed 19646931
[Psychogenic non-epileptic seizures]
Tidsskr Nor Laegeforen, 129 (22), 2348-51
DOI 10.4045/tidsskr.09.0300, PubMed 19935934
Publications 2008
Behavioural adjustment in seizure-free epilepsy patients on monotherapy
Seizure, 17 (5), 422-30
DOI 10.1016/j.seizure.2007.12.002, PubMed 18243738
Antiepileptic monotherapy significantly impairs normative scores on common tests of executive functions
Acta Neurol Scand, 119 (3), 194-8
DOI 10.1111/j.1600-0404.2008.01109.x, PubMed 18976320
Consequences of withdrawal of antiepileptic drugs on seizure-relapse, cognition, quality of life, heart rate variability, sex hormones, and aspects of behaviour: a prospective, randomized, double-blind, withdrawal studyof antiepileptic drugs
In Series of dissertations submitted to the Faculty of Medicine, University of Oslo, Unipub, Oslo, no. 577, 1 b. (flere pag.)
BIBSYS 080239595, ISBN 978-82-8072-722-0
Publications 2007
Slight improvement in mood and irritability after antiepileptic drug withdrawal: a controlled study in patients on monotherapy
Epilepsy Behav, 10 (3), 449-55
DOI 10.1016/j.yebeh.2007.01.014, PubMed 17350342
Influence of major antiepileptic drugs on neuropsychological function: results from a randomized, double-blind, placebo-controlled withdrawal study of seizure-free epilepsy patients on monotherapy
J Int Neuropsychol Soc, 13 (3), 393-400
DOI 10.1017/S1355617707070555, PubMed 17445287
Changes in autonomic cardiac control in patients with epilepsy after discontinuation of antiepileptic drugs: a randomized controlled withdrawal study
Eur J Neurol, 14 (9), 1022-8
DOI 10.1111/j.1468-1331.2007.01863.x, PubMed 17718695
Consequences of antiepileptic drug withdrawal: a randomized, double-blind study (Akershus Study)
Epilepsia, 49 (3), 455-63
DOI 10.1111/j.1528-1167.2007.01323.x, PubMed 17888074
Reversible effects of antiepileptic drugs on reproductive endocrine function in men and women with epilepsy--a prospective randomized double-blind withdrawal study
Epilepsia, 48 (10), 1875-82
DOI 10.1111/j.1528-1167.2007.01147.x, PubMed 17555526
Age-specific prevalence of epilepsy in Oppland County, Norway
Acta Neurol Scand, 116 (5), 307-11
DOI 10.1111/j.1600-0404.2007.00909.x, PubMed 17922724
Publications 2006
Predictors of neuropsychological impairment in seizure-free epilepsy patients
Epilepsia, 47 (11), 1870-8
DOI 10.1111/j.1528-1167.2006.00830.x, PubMed 17116027
Influence of major antiepileptic drugs on attention, reaction time, and speed of information processing: results from a randomized, double-blind, placebo-controlled withdrawal study of seizure-free epilepsy patients receiving monotherapy
Epilepsia, 47 (12), 2038-45
DOI 10.1111/j.1528-1167.2006.00805.x, PubMed 17201701
Psychiatric symptoms in adolescents with epilepsy in junior high school in Norway: a population survey
Epilepsy Behav, 9 (2), 286-92
DOI 10.1016/j.yebeh.2006.06.018, PubMed 16891157
Poststroke epilepsy: occurrence, predictors and treatment
Expert Rev Neurother, 6 (12), 1801-9
DOI 10.1586/14737175.6.12.1801, PubMed 17181427
Publications 2005
[Ropinirole treatment of restless legs]
Ugeskr Laeger, 167 (11), 1284-6
PubMed 15830500
Poststroke epilepsy: occurrence and predictors--a long-term prospective controlled study (Akershus Stroke Study)
Epilepsia, 46 (8), 1246-51
DOI 10.1111/j.1528-1167.2005.57904.x, PubMed 16060935
Publications 2004
[Restless legs]
Tidsskr Nor Laegeforen, 124 (1), 25-7
PubMed 14716387
[Post-stroke epilepsy]
Tidsskr Nor Laegeforen, 124 (5), 620-2
PubMed 15004603
Publications 2003
Reliability and validity of the Canadian Neurological Scale in retrospective assessment of initial stroke severity
Cerebrovasc Dis, 16 (3), 286-91
DOI 10.1159/000071129, PubMed 12865618
Publications 2002
Incidence and predictors for post-stroke epilepsy. A prospective controlled trial. The Akershus stroke study
Eur J Neurol, 9 (4), 365-8
DOI 10.1046/j.1468-1331.2002.00415.x, PubMed 12099919
Publications 2001
Properties of the 15D and EQ-5D utility measures in a community sample of people with epilepsy
Epilepsy Res, 44 (2-3), 179-89
DOI 10.1016/s0920-1211(01)00201-7, PubMed 11325573
Publications 2000
Reliability and validity of a Norwegian version of the quality of life in epilepsy inventory (QOLIE-89)
Epilepsia, 41 (1), 91-7
DOI 10.1111/j.1528-1157.2000.tb01511.x, PubMed 10643930
The health-related quality of life of patients with epilepsy compared with angina pectoris, rheumatoid arthritis, asthma and chronic obstructive pulmonary disease
Qual Life Res, 9 (7), 865-71
DOI 10.1023/a:1008993821253, PubMed 11297029
Publications 1999
Predictors for recurrence of epileptic seizures in a general epilepsy population
Seizure, 8 (8), 476-9
DOI 10.1053/seiz.1999.0355, PubMed 10627410
Publications 1998
Norsk forening for barne- og ungdomspsykiatriske institusjoner 40 år 1958-1998: festskrift i anledning foreningens 40-årsjubileum
Foreningen, Oslo, 83 s.,
BIBSYS 981443494, ISBN 82-91446-05-9