Pål Gunnar Larsson

  • Head of section; MD, PhD
  • +47 23 07 44 07
 

Publications 2019

Baftiu A, Lima MH, Svendsen K, Larsson PG, Johannessen SI, Landmark CJ (2019)
Safety aspects of antiepileptic drugs-a population-based study of adverse effects relative to changes in utilisation
Eur J Clin Pharmacol, 75 (8), 1153-1160
DOI 10.1007/s00228-019-02678-1, PubMed 31001654

Blenkmann AO, Collavini S, Lubell J, Llorens A, Funderud I, Ivanovic J, Larsson PG, Meling TR, Bekinschtein T, Kochen S, Endestad T, Knight RT, Solbakk AK (2019)
Auditory deviance detection in the human insula: An intracranial EEG study
Cortex, 121, 189-200
DOI 10.1016/j.cortex.2019.09.002, PubMed 31629197

Cantalupo G, Pavlidis E, Beniczky S, Avanzini P, Gardella E, Larsson PG (2019)
Quantitative EEG analysis in Encephalopathy related to Status Epilepticus during slow Sleep
Epileptic Disord, 21 (S1), 31-40
DOI 10.1684/epd.2019.1055, PubMed 31149902

Gardella E, Cantalupo G, Larsson PG, Fontana E, Bernardina BD, Rubboli G, Darra F (2019)
EEG features in Encephalopathy related to Status Epilepticus during slow Sleep
Epileptic Disord, 21 (S1), 22-30
DOI 10.1684/epd.2019.1054, PubMed 31162114

González A, Aurlien D, Larsson PG, Berg Olsen K, Dahl IT, Edvardsen T, Haugaa KH, Taubøll E (2019)
Corrigendum to "Seizure-like episodes and EEG abnormalities in patients with long QT syndrome" [Seizure 61 (2018) 214-220]
Seizure, 69, 304
DOI 10.1016/j.seizure.2018.12.002, PubMed 31056410

Kam JWY, Lin JJ, Solbakk AK, Endestad T, Larsson PG, Knight RT (2019)
Default network and frontoparietal control network theta connectivity supports internal attention
Nat Hum Behav, 3 (12), 1263-1270
DOI 10.1038/s41562-019-0717-0, PubMed 31477910

Mouthaan BE, Rados M, Boon P, Carrette E, Diehl B, Jung J, Kimiskidis V, Kobulashvili T, Kuchukhidze G, Larsson PG, Leitinger M, Ryvlin P, Rugg-Gunn F, Seeck M, Vulliémoz S, Huiskamp G, Leijten FSS, Van Eijsden P, Trinka E, Braun KPJ, E-PILEPSY consortium (2019)
Diagnostic accuracy of interictal source imaging in presurgical epilepsy evaluation: A systematic review from the E-PILEPSY consortium
Clin Neurophysiol, 130 (5), 845-855
DOI 10.1016/j.clinph.2018.12.016, PubMed 30824202

Publications 2018

Carlsson I, Breding K, Larsson PG (2018)
Complications related to induced abortion: a combined retrospective and longitudinal follow-up study
BMC Womens Health, 18 (1), 158
DOI 10.1186/s12905-018-0645-6, PubMed 30253769

González A, Aurlien D, Larsson PG, Olsen KB, Dahl IT, Edvardsen T, Haugaa KH, Taubøll E (2018)
Seizure-like episodes and EEG abnormalities in patients with long QT syndrome
Seizure, 61, 214-220
DOI 10.1016/j.seizure.2018.08.020, PubMed 30218808

Johnson EL, Adams JN, Solbakk AK, Endestad T, Larsson PG, Ivanovic J, Meling TR, Lin JJ, Knight RT (2018)
Dynamic frontotemporal systems process space and time in working memory
PLoS Biol, 16 (3), e2004274
DOI 10.1371/journal.pbio.2004274, PubMed 29601574

Juel BE, Romundstad L, Kolstad F, Storm JF, Larsson PG (2018)
Distinguishing Anesthetized from Awake State in Patients: A New Approach Using One Second Segments of Raw EEG
Front Hum Neurosci, 12, 40
DOI 10.3389/fnhum.2018.00040, PubMed 29515381

Publications 2017

Baftiu A, Feet SA, Larsson PG, Burns ML, Henning O, Sætre E, Molden E, Granas AG, Johannessen SI, Landmark CJ (2017)
Utilisation and polypharmacy aspects of antiepileptic drugs in elderly versus younger patients with epilepsy: A pharmacoepidemiological study of CNS-active drugs in Norway, 2004-2015
Epilepsy Res, 139, 35-42
DOI 10.1016/j.eplepsyres.2017.11.001, PubMed 29175562

Baftiu A, Landmark CJ, Rusten IR, Feet SA, Johannessen SI, Larsson PG (2017)
Erratum to: Changes in utilisation of antiepileptic drugs in epilepsy and non-epilepsy disorders-A pharmacoepidemiological study and clinical implications
Eur J Clin Pharmacol, 73 (6), 791-792
DOI 10.1007/s00228-017-2252-0, PubMed 28389679

Ivanovic J, Larsson PG, Østby Y, Hald J, Krossnes BK, Fjeld JG, Pripp AH, Alfstad KÅ, Egge A, Stanisic M (2017)
Seizure outcomes of temporal lobe epilepsy surgery in patients with normal MRI and without specific histopathology
Acta Neurochir (Wien), 159 (5), 757-766
DOI 10.1007/s00701-017-3127-y, PubMed 28281007

Publications 2016

Baftiu A, Johannessen Landmark C, Rusten IR, Feet SA, Johannessen SI, Larsson PG (2016)
Changes in utilisation of antiepileptic drugs in epilepsy and non-epilepsy disorders-a pharmacoepidemiological study and clinical implications
Eur J Clin Pharmacol, 72 (10), 1245-1254
DOI 10.1007/s00228-016-2092-3, PubMed 27411937

Beniczky S, Rosenzweig I, Scherg M, Jordanov T, Lanfer B, Lantz G, Larsson PG (2016)
Ictal EEG source imaging in presurgical evaluation: High agreement between analysis methods
Seizure, 43, 1-5
DOI 10.1016/j.seizure.2016.09.017, PubMed 27764709

Mouthaan BE, Rados M, Barsi P, Boon P, Carmichael DW, Carrette E, Craiu D, Cross JH, Diehl B, Dimova P, Fabo D, Francione S, Gaskin V, Gil-Nagel A, Grigoreva E, Guekht A, Hirsch E, Hecimovic H, Helmstaedter C, Jung J, Kalviainen R, Kelemen A, Kimiskidis V, Kobulashvili T, Krsek P et al. (2016)
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

Publications 2015

Schumacher EM, Stiris TA, Larsson PG (2015)
Effective connectivity in long-term EEG monitoring in preterm infants
Clin Neurophysiol, 126 (12), 2261-8
DOI 10.1016/j.clinph.2015.01.017, PubMed 25735477

Stanišić M, Coello C, Ivanović J, Egge A, Danfors T, Hald J, Heminghyt E, Mikkelsen MM, Krossnes BK, Pripp AH, Larsson PG (2015)
Seizure outcomes in relation to the extent of resection of the perifocal fluorodeoxyglucose and flumazenil PET abnormalities in anteromedial temporal lobectomy
Acta Neurochir (Wien), 157 (11), 1905-16
DOI 10.1007/s00701-015-2578-2, PubMed 26350516

Publications 2014

Schumacher EM, Larsson PG, Pripp AH, Stiris TA (2014)
The effect of blood glucose and pCO2 on spectral EEG of premature infants during the first three days of life
Neonatology, 105 (4), 297-305
DOI 10.1159/000357291, PubMed 24643078

Publications 2013

Bjørnæs H, Bakke KA, Larsson PG, Heminghyt E, Rytter E, Brager-Larsen LM, Eriksson AS (2013)
Subclinical epileptiform activity in children with electrical status epilepticus during sleep: effects on cognition and behavior before and after treatment with levetiracetam
Epilepsy Behav, 27 (1), 40-8
DOI 10.1016/j.yebeh.2012.12.007, PubMed 23376335

Eeg-Olofsson O, Larsson PG (2013)
The way out of Babel
Epilepsia, 54 (4), 767-8
DOI 10.1111/epi.12110, PubMed 23550936

Karouni M, Henning O, Larsson PG, Johannessen SI, Johannessen Landmark C (2013)
Pharmacological treatment of psychiatric comorbidity in patients with refractory epilepsy
Epilepsy Behav, 29 (1), 77-81
DOI 10.1016/j.yebeh.2013.06.031, PubMed 23939032

Larsson PG (2013)
[Reply on TWAR: Lies, damned lies and registry data]
Lakartidningen, 110 (48), 2183
PubMed 24432502

Larsson PG, Lakshmikanth T, Svedin E, King C, Flodström-Tullberg M (2013)
Previous maternal infection protects offspring from enterovirus infection and prevents experimental diabetes development in mice
Diabetologia, 56 (4), 867-74
DOI 10.1007/s00125-013-2834-z, PubMed 23344730

Schumacher EM, Larsson PG, Sinding-Larsen C, Aronsen R, Lindeman R, Skjeldal OH, Stiris TA (2013)
Automated spectral EEG analyses of premature infants during the first three days of life correlated with developmental outcomes at 24 months
Neonatology, 103 (3), 205-12
DOI 10.1159/000345923, PubMed 23327994

Publications 2012

Helmers SL, Begnaud J, Cowley A, Corwin HM, Edwards JC, Holder DL, Kostov H, Larsson PG, Levisohn PM, De Menezes MS, Stefan H, Labiner DM (2012)
Application of a computational model of vagus nerve stimulation
Acta Neurol Scand, 126 (5), 336-43
DOI 10.1111/j.1600-0404.2012.01656.x, PubMed 22360378

Johannessen Landmark C, Baftiu A, Tysse I, Valsø B, Larsson PG, Rytter E, Johannessen SI (2012)
Pharmacokinetic variability of four newer antiepileptic drugs, lamotrigine, levetiracetam, oxcarbazepine, and topiramate: a comparison of the impact of age and comedication
Ther Drug Monit, 34 (4), 440-5
DOI 10.1097/FTD.0b013e31825ee389, PubMed 22777154

Larsson PG, Bakke KA, Bjørnæs H, Heminghyt E, Rytter E, Brager-Larsen L, Eriksson AS (2012)
The effect of levetiracetam on focal nocturnal epileptiform activity during sleep--a placebo-controlled double-blind cross-over study
Epilepsy Behav, 24 (1), 44-8
DOI 10.1016/j.yebeh.2012.02.024, PubMed 22494796

Larsson PG, Eeg-Olofsson O, Lantz G (2012)
Alpha frequency estimation in patients with epilepsy
Clin EEG Neurosci, 43 (2), 97-104
DOI 10.1177/1550059411433611, PubMed 22715482

Papana A, Kugiumtzis D, Larsson PG (2012)
DETECTION OF DIRECT CAUSAL EFFECTS AND APPLICATION TO EPILEPTIC ELECTROENCEPHALOGRAM ANALYSIS
Int. J. Bifurcation Chaos, 22 (9), 1250222

Scherg M, Ille N, Weckesser D, Ebert A, Ostendorf A, Boppel T, Schubert S, Larsson PG, Henning O, Bast T (2012)
Fast evaluation of interictal spikes in long-term EEG by hyper-clustering
Epilepsia, 53 (7), 1196-204
DOI 10.1111/j.1528-1167.2012.03503.x, PubMed 22578143

Publications 2011

Alfstad KÅ, Lossius MI, Røste GK, Mowinckel P, Scheie D, Borota OC, Larsson PG, Nakken KO (2011)
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

Bakke KA, Larsson PG, Eriksson AS, Eeg-Olofsson O (2011)
Levetiracetam reduces the frequency of interictal epileptiform discharges during NREM sleep in children with ADHD
Eur J Paediatr Neurol, 15 (6), 532-8
DOI 10.1016/j.ejpn.2011.04.014, PubMed 21683631

Landmark CJ, Fossmark H, Larsson PG, Rytter E, Johannessen SI (2011)
Prescription patterns of antiepileptic drugs in patients with epilepsy in a nation-wide population
Epilepsy Res, 95 (1-2), 51-9
DOI 10.1016/j.eplepsyres.2011.02.012, PubMed 21435840

Landmark CJ, Fossmark H, Larsson PG, Rytter E, Johannessen SI (2011)
[The prescription registry and abuse of pregabalin]
Tidsskr Nor Laegeforen, 131 (3), 223
DOI 10.4045/tidsskr.10.1328, PubMed 21304565

Landmark CJ, Larsson PG, Rytter E, Johannessen SI (2011)
[Clarification about pregabalin and the Norwegian Prescription Database]
Tidsskr Nor Laegeforen, 131 (8), 800-1
DOI 10.4045/tidsskr.11.0292, PubMed 21556068

Papana A, Kugiumtzis D, Larsson PG (2011)
Reducing the bias of causality measures
Phys Rev E Stat Nonlin Soft Matter Phys, 83 (3 Pt 2), 036207
DOI 10.1103/PhysRevE.83.036207, PubMed 21517575

Schumacher EM, Westvik AS, Larsson PG, Lindemann R, Westvik J, Stiris TA (2011)
Feasibility of long-term continuous EEG monitoring during the first days of life in preterm infants: an automated quantification of the EEG activity
Pediatr Res, 69 (5 Pt 1), 413-7
DOI 10.1203/PDR.0b013e31821267d2, PubMed 21283050

Shiraishi H, Ahlfors SP, Stufflebeam SM, Knake S, Larsson PG, Hämäläinen MS, Takano K, Okajima M, Hatanaka K, Saitoh S, Dale AM, Halgren E (2011)
Comparison of three methods for localizing interictal epileptiform discharges with magnetoencephalography
J Clin Neurophysiol, 28 (5), 431-40
DOI 10.1097/WNP.0b013e318231c86f, PubMed 21946369

Publications 2010

Karouni M, Arulthas S, Larsson PG, Rytter E, Johannessen SI, Landmark CJ (2010)
Psychiatric comorbidity in patients with epilepsy: a population-based study
Eur J Clin Pharmacol, 66 (11), 1151-60
DOI 10.1007/s00228-010-0861-y, PubMed 20669014

Larsson PG, Eeg-Olofsson O, Michel CM, Seeck M, Lantz G (2010)
Decrease in propagation of interictal epileptiform activity after introduction of levetiracetam visualized with electric source imaging
Brain Topogr, 23 (3), 269-78
DOI 10.1007/s10548-010-0150-1, PubMed 20574764

Larsson PG, Evsiukova T, Brockmeier F, Ramm-Pettersen A, Eeg-Olofsson O (2010)
Do sleep-deprived EEG recordings reflect spike index as found in full-night EEG recordings?
Epilepsy Behav, 19 (3), 348-51
DOI 10.1016/j.yebeh.2010.07.021, PubMed 20934918

Wannag E, Eriksson AS, Larsson PG (2010)
Attention-deficit hyperactivity disorder and nocturnal epileptiform activity in children with epilepsy admitted to a national epilepsy center
Epilepsy Behav, 18 (4), 445-9
DOI 10.1016/j.yebeh.2010.05.013, PubMed 20598646

Publications 2009

Johannessen Landmark C, Larsson PG, Rytter E, Johannessen SI (2009)
Antiepileptic drugs in epilepsy and other disorders--a population-based study of prescriptions
Epilepsy Res, 87 (1), 31-9
DOI 10.1016/j.eplepsyres.2009.07.005, PubMed 19679449

Publications 2008

Larsson PG, Wilson J, Eeg-Olofsson O (2008)
A new method for quantification and assessment of epileptiform activity in EEG with special reference to focal nocturnal epileptiform activity
Brain Topogr, 22 (1), 52-9
DOI 10.1007/s10548-008-0072-3, PubMed 19005748

Stavem K, Røssberg E, Larsson PG (2008)
Health-related quality of life in a trial of acupuncture, sham acupuncture and conventional treatment for chronic sinusitis
BMC Res Notes, 1, 37
DOI 10.1186/1756-0500-1-37, PubMed 18710490

Publications 2007

Kostov H, Larsson PG, Røste GK (2007)
Is vagus nerve stimulation a treatment option for patients with drug-resistant idiopathic generalized epilepsy?
Acta Neurol Scand Suppl, 187, 55-8
DOI 10.1111/j.1600-0404.2007.00848.x, PubMed 17419830

Publications 2006

Knake S, Halgren E, Shiraishi H, Hara K, Hamer HM, Grant PE, Carr VA, Foxe D, Camposano S, Busa E, Witzel T, Hämäläinen MS, Ahlfors SP, Bromfield EB, Black PM, Bourgeois BF, Cole AJ, Cosgrove GR, Dworetzky BA, Madsen JR, Larsson PG, Schomer DL, Thiele EA, Dale AM, Rosen BR et al. (2006)
The value of multichannel MEG and EEG in the presurgical evaluation of 70 epilepsy patients
Epilepsy Res, 69 (1), 80-6
DOI 10.1016/j.eplepsyres.2006.01.001, PubMed 16516443

Kugiumtzis D, Papana A, Tsimpiris A, Vlachos I, Larsson PG (2006)
Time series feature evaluation in discriminating preictal EEG states
LECT NOTES COMPUT SC, 4345, 298-+

Stavem K, Røssberg E, Larsson PG (2006)
Reliability, validity and responsiveness of a Norwegian version of the Chronic Sinusitis Survey
BMC Ear Nose Throat Disord, 6, 9
DOI 10.1186/1472-6815-6-9, PubMed 16677392

Publications 2005

Knake S, Triantafyllou C, Wald LL, Wiggins G, Kirk GP, Larsson PG, Stufflebeam SM, Foley MT, Shiraishi H, Dale AM, Halgren E, Grant PE (2005)
3T phased array MRI improves the presurgical evaluation in focal epilepsies: a prospective study
Neurology, 65 (7), 1026-31
DOI 10.1212/01.wnl.0000179355.04481.3c, PubMed 16217054

Larsson PG, Kostov H (2005)
Lower frequency variability in the alpha activity in EEG among patients with epilepsy
Clin Neurophysiol, 116 (11), 2701-6
DOI 10.1016/j.clinph.2005.07.019, PubMed 16221562

Rössberg E, Larsson PG, Birkeflet O, Söholt LE, Stavem K (2005)
Comparison of traditional Chinese acupuncture, minimal acupuncture at non-acupoints and conventional treatment for chronic sinusitis
Complement Ther Med, 13 (1), 4-10
DOI 10.1016/j.ctim.2005.01.002, PubMed 15907672

Publications 2000

Stavem K, Kloster R, Røssberg E, Larsson PG, Dahl R, Kinge E, Lossius R, Nakken KO (2000)
Acupuncture in intractable epilepsy: lack of effect on health-related quality of life
Seizure, 9 (6), 422-6
DOI 10.1053/seiz.2000.0436, PubMed 10986000

Publications 1999

Kloster R, Larsson PG, Lossius R, Nakken KO, Dahl R, Xiu-Ling X, Wen-Xin Z, Kinge E, Edna Røssberg (1999)
The effect of acupuncture in chronic intractable epilepsy
Seizure, 8 (3), 170-4
DOI 10.1053/seiz.1999.0278, PubMed 10356376

Publications 1998

Reinvang I, Magnussen S, Greenlee MW, Larsson PG (1998)
Electrophysiological localization of brain regions involved in perceptual memory
Exp Brain Res, 123 (4), 481-4
DOI 10.1007/s002210050592, PubMed 9870607

Publications 1997

Larsson PG, Philipson L (1997)
Simulation of the influence of different factors on the motor nerve conduction velocity measurement. Part 2: Pathological conditions
Electromyogr Clin Neurophysiol, 37 (4), 195-9
PubMed 9208213

Larsson PG, Philipson L (1997)
Simulation of the influence of different factors on the motor nerve condition velocity measurement. Part 1: Normal conditions
Electromyogr Clin Neurophysiol, 37 (3), 177-84
PubMed 9187868

Nakken KO, Løyning A, Løyning T, Gløersen G, Larsson PG (1997)
Does physical exercise influence the occurrence of epileptiform EEG discharges in children?
Epilepsia, 38 (3), 279-84
DOI 10.1111/j.1528-1157.1997.tb01118.x, PubMed 9070589

Publications 1994

Reinvang I, Borchgrevink HM, Aaserud O, Lie V, Malt UF, Nakstad P, Larsson PG, Gjerstad L (1994)
Neuropsychological findings in a non-clinical sample of workers exposed to solvents
J Neurol Neurosurg Psychiatry, 57 (5), 614-6
DOI 10.1136/jnnp.57.5.614, PubMed 8201335

Publications 1992

Larsson PG (1992)
[Topographic survey of the cerebral electric activity]
Tidsskr Nor Laegeforen, 112 (16), 2121
PubMed 1523642

Publications 1990

Nydahl PA, Axelsson K, Larsson PG, Philipson L, Leissner P, Sjöstrand UH (1990)
Influence of intravenous local anaesthetics upon quadriceps muscle function
Acta Anaesthesiol Scand, 34 (5), 393-6
DOI 10.1111/j.1399-6576.1990.tb03109.x, PubMed 2389655

Philipson L, Sørbye R, Larsson PG, Kaladjev S (1990)
Muscular load levels in performing musicians as monitored by quantitative electromyography
Med probl perform ar, 5 (2), 79-82
PublikaID 113

Publications 1989

Nydahl PA, Axelsson K, Philipson L, Leissner P, Larsson PG (1989)
Motor blockade and EMG recordings in epidural anaesthesia. A comparison between mepivacaine 2%, bupivacaine 0.5% and etidocaine 1.5%
Acta Anaesthesiol Scand, 33 (7), 597-604
DOI 10.1111/j.1399-6576.1989.tb02974.x, PubMed 2683548

Publications 1988

Larsson PG, Philipson L, Nydahl PA, Leissner P, Axelsson K (1988)
H reflex, F response and quantitative stretch reflex measurements in the lower extremity before and after intravenous infusion of local anaesthetics
Electromyogr Clin Neurophysiol, 28 (1), 15-20
PubMed 3168911

Nydahl PA, Axelsson K, Hallgren S, Larsson PG, Leissner P, Philipson L (1988)
Evaluation of motor blockade by isometric force measurement and electromyographic recording during epidural anaesthesia--a methodological study
Acta Anaesthesiol Scand, 32 (6), 477-84
DOI 10.1111/j.1399-6576.1988.tb02770.x, PubMed 2972155

Philipson L, Larsson PG (1988)
The electromyographic signal as a measure of muscular force: a comparison of detection and quantification techniques
Electromyogr Clin Neurophysiol, 28 (2-3), 141-50
PubMed 3416804

Publications 1981

Larsson PG, Harboe A, Aalen OO (1981)
A computer programme for the evaluation of dose response data
NIPH ann, 4 (1), 19-31
PublikaID 112

Larsson PG, Melby K (1981)
Antibiotic susceptibility pattern of community strains of the genus Staphylococcus with special reference to S saprophyticus
NIPH Ann, 4 (2), 61-8
PubMed 6977734

Publications 1979

Larsson PG, Haffner F, Brłnstad GO, Christoffersen T (1979)
The antitumour agent 5-(3,3-dimethyl-1-triazeno) imidazole-4-carboxamide (DTIC) inhibits rat liver cAMP phosphodiesterase and amplifies hormone effects in hepatocytes and hepatoma cells
Br J Cancer, 40 (5), 768-73
DOI 10.1038/bjc.1979.259, PubMed 228692

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