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Items: 1 to 50 of 66

1.

Genetic and lifestyle risk factors for MRI-defined brain infarcts in a population-based setting.

Chauhan G, Adams HHH, Satizabal CL, Bis JC, Teumer A, Sargurupremraj M, Hofer E, Trompet S, Hilal S, Smith AV, Jian X, Malik R, Traylor M, Pulit SL, Amouyel P, Mazoyer B, Zhu YC, Kaffashian S, Schilling S, Beecham GW, Montine TJ, Schellenberg GD, Kjartansson O, Guðnason V, Knopman DS, Griswold ME, Windham BG, Gottesman RF, Mosley TH, Schmidt R, Saba Y, Schmidt H, Takeuchi F, Yamaguchi S, Nabika T, Kato N, Rajan KB, Aggarwal NT, De Jager PL, Evans DA, Psaty BM, Rotter JI, Rice K, Lopez OL, Liao J, Chen C, Cheng CY, Wong TY, Ikram MK, van der Lee SJ, Amin N, Chouraki V, DeStefano AL, Aparicio HJ, Romero JR, Maillard P, DeCarli C, Wardlaw JM, Hernández MDCV, Luciano M, Liewald D, Deary IJ, Starr JM, Bastin ME, Muñoz Maniega S, Slagboom PE, Beekman M, Deelen J, Uh HW, Lemmens R, Brodaty H, Wright MJ, Ames D, Boncoraglio GB, Hopewell JC, Beecham AH, Blanton SH, Wright CB, Sacco RL, Wen W, Thalamuthu A, Armstrong NJ, Chong E, Schofield PR, Kwok JB, van der Grond J, Stott DJ, Ford I, Jukema JW, Vernooij MW, Hofman A, Uitterlinden AG, van der Lugt A, Wittfeld K, Grabe HJ, Hosten N, von Sarnowski B, Völker U, Levi C, Jimenez-Conde J, Sharma P, Sudlow CLM, Rosand J, Woo D, Cole JW, Meschia JF, Slowik A, Thijs V, Lindgren A, Melander O, Grewal RP, Rundek T, Rexrode K, Rothwell PM, Arnett DK, Jern C, Johnson JA, Benavente OR, Wasssertheil-Smoller S, Lee JM, Wong Q, Mitchell BD, Rich SS, McArdle PF, Geerlings MI, van der Graaf Y, de Bakker PIW, Asselbergs FW, Srikanth V, Thomson R, McWhirter R, Moran C, Callisaya M, Phan T, Rutten-Jacobs LCA, Bevan S, Tzourio C, Mather KA, Sachdev PS, van Duijn CM, Worrall BB, Dichgans M, Kittner SJ, Markus HS, Ikram MA, Fornage M, Launer LJ, Seshadri S, Longstreth WT Jr, Debette S; Stroke Genetics Network (SiGN), the International Stroke Genetics Consortium (ISGC), METASTROKE, Alzheimer's Disease Genetics Consortium (ADGC), and the Neurology Working Group of the Cohorts for Heart and Aging Research in Genomic Epidemiology (CHARGE) Consortium.

Neurology. 2019 Jan 16. pii: 10.1212/WNL.0000000000006851. doi: 10.1212/WNL.0000000000006851. [Epub ahead of print]

2.

Prevalence of Multiple Sclerosis in Iceland.

Elíasdóttir Ó, Kjartansson Ó, Olafsson E.

Neuroepidemiology. 2018;51(1-2):50-56. doi: 10.1159/000489472. Epub 2018 Jun 25.

PMID:
29940573
3.

Thyrotoxicosis in a 13-year-old girl following pituitary adenectomy for Cushing's disease.

Sigmarsdottir AA, Olafsson IH, Kjartansson Ó, Bjarnason R.

Clin Case Rep. 2017 Jul 6;5(8):1341-1343. doi: 10.1002/ccr3.1049. eCollection 2017 Aug.

4.

Incidence of Brain Infarcts, Cognitive Change, and Risk of Dementia in the General Population: The AGES-Reykjavik Study (Age Gene/Environment Susceptibility-Reykjavik Study).

Sigurdsson S, Aspelund T, Kjartansson O, Gudmundsson EF, Jonsdottir MK, Eiriksdottir G, Jonsson PV, van Buchem MA, Gudnason V, Launer LJ.

Stroke. 2017 Sep;48(9):2353-2360. doi: 10.1161/STROKEAHA.117.017357. Epub 2017 Aug 1.

5.

The AGES-Reykjavik study atlases: Non-linear multi-spectral template and atlases for studies of the ageing brain.

Forsberg L, Sigurdsson S, Fredriksson J, Egilsdottir A, Oskarsdottir B, Kjartansson O, van Buchem MA, Launer LJ, Gudnason V, Zijdenbos A.

Med Image Anal. 2017 Jul;39:133-144. doi: 10.1016/j.media.2017.04.009. Epub 2017 May 6.

6.

Space and location of cerebral microbleeds, cognitive decline, and dementia in the community.

Ding J, Sigurðsson S, Jónsson PV, Eiriksdottir G, Meirelles O, Kjartansson O, Lopez OL, van Buchem MA, Gudnason V, Launer LJ.

Neurology. 2017 May 30;88(22):2089-2097. doi: 10.1212/WNL.0000000000003983. Epub 2017 May 3.

7.

Extramedullary Cavernous Hemangioma with Intradural and Extradural Growth and Clinical Symptoms of Brown-Séquard Syndrome: Case Report and Review of the Literature.

Baldvinsdóttir B, Erlingsdóttir G, Kjartansson Ó, Ólafsson IH.

World Neurosurg. 2017 Feb;98:881.e5-881.e8. doi: 10.1016/j.wneu.2016.11.026. Epub 2016 Nov 17. Review.

PMID:
27867117
8.

Late-life brain volume: a life-course approach. The AGES-Reykjavik study.

Muller M, Sigurdsson S, Kjartansson O, Gunnarsdottir I, Thorsdottir I, Harris TB, van Buchem M, Gudnason V, Launer LJ; Age, Gene/Environment Susceptibility-Reykjavik Study Investigators.

Neurobiol Aging. 2016 May;41:86-92. doi: 10.1016/j.neurobiolaging.2016.02.012. Epub 2016 Feb 19.

9.

Midlife Cardiovascular Risk Factors and Late-Life Unrecognized and Recognized Myocardial Infarction Detect by Cardiac Magnetic Resonance: ICELAND-MI, the AGES-Reykjavik Study.

McAreavey D, Vidal JS, Aspelund T, Eiriksdottir G, Schelbert EB, Kjartansson O, Cao JJ, Thorgeirsson G, Sigurdsson S, Garcia M, Harris TB, Launer LJ, Gudnason V, Arai AE.

J Am Heart Assoc. 2016 Feb 12;5(2). pii: e002420. doi: 10.1161/JAHA.115.002420.

10.

Birth size and brain function 75 years later.

Muller M, Sigurdsson S, Kjartansson O, Jonsson PV, Garcia M, von Bonsdorff MB, Gunnarsdottir I, Thorsdottir I, Harris TB, van Buchem M, Gudnason V, Launer LJ.

Pediatrics. 2014 Oct;134(4):761-70. doi: 10.1542/peds.2014-1108. Epub 2014 Sep 1.

11.

[Cerebral ischemia/infarction - diagnosis and treatment].

Sveinsson ÓÁ, Kjartansson Ó, Valdimarsson EM.

Laeknabladid. 2014 Jul;100(7-8):393-401. Review. Icelandic.

PMID:
25125437
12.

Joint effect of mid- and late-life blood pressure on the brain: the AGES-Reykjavik study.

Muller M, Sigurdsson S, Kjartansson O, Aspelund T, Lopez OL, Jonnson PV, Harris TB, van Buchem M, Gudnason V, Launer LJ; Age, Gene/Environment Susceptibility-Reykjavik Study Investigators.

Neurology. 2014 Jun 17;82(24):2187-95. doi: 10.1212/WNL.0000000000000517. Epub 2014 Jun 4. Erratum in: Neurology. 2014 Aug 26;83(9):867.

13.

[Cerebral ischemia/infarction - epidemiology, causes and symptoms].

Sveinsson OA, Kjartansson O, Valdimarsson EM.

Laeknabladid. 2014 May;100(5):271-9. Review. Icelandic.

PMID:
24846950
14.

Diabetes, markers of brain pathology and cognitive function: the Age, Gene/Environment Susceptibility-Reykjavik Study.

Qiu C, Sigurdsson S, Zhang Q, Jonsdottir MK, Kjartansson O, Eiriksdottir G, Garcia ME, Harris TB, van Buchem MA, Gudnason V, Launer LJ.

Ann Neurol. 2014 Jan;75(1):138-46. doi: 10.1002/ana.24063.

15.

[Spontaneus intracerebral haemhorrhage--review].

Sveinsson ÓÁ, Ólafsson IH, Kjartansson Ó, Valdimarsson EM.

Laeknabladid. 2013 Sep;99(9):391-7. Review. Icelandic.

PMID:
24077516
16.

Migraine, depression, and brain volume: the AGES-Reykjavik Study.

Gudmundsson LS, Scher AI, Sigurdsson S, Geerlings MI, Vidal JS, Eiriksdottir G, Garcia MI, Harris TB, Kjartansson O, Aspelund T, van Buchem MA, Gudnason V, Launer LJ.

Neurology. 2013 Jun 4;80(23):2138-44. doi: 10.1212/WNL.0b013e318295d69e. Epub 2013 May 22.

17.

[Cerebral sinus thrombosis - an uncommon but important differential diagnosis to headache, stroke and seizures. Cases and overview].

Sveinsson ÓÁ, Kjartansson Ó, Valdimarsson EM.

Laeknabladid. 2013 Apr;99(4):189-95. Review. Icelandic.

PMID:
23695969
18.

Incidence of first stroke: a population study in Iceland.

Hilmarsson A, Kjartansson O, Olafsson E.

Stroke. 2013 Jun;44(6):1714-6. doi: 10.1161/STROKEAHA.111.000222. Epub 2013 May 9.

PMID:
23660845
19.

Temporal trends in the incidence of kidney stone disease.

Edvardsson VO, Indridason OS, Haraldsson G, Kjartansson O, Palsson R.

Kidney Int. 2013 Jan;83(1):146-52. doi: 10.1038/ki.2012.320. Epub 2012 Sep 19. Erratum in: Kidney Int. 2013 May;83(5):972.

20.

Allocentric neglect strongly associated with egocentric neglect.

Rorden C, Hjaltason H, Fillmore P, Fridriksson J, Kjartansson O, Magnusdottir S, Karnath HO.

Neuropsychologia. 2012 May;50(6):1151-7. doi: 10.1016/j.neuropsychologia.2012.03.031. Epub 2012 Apr 11.

21.

Damage to left anterior temporal cortex predicts impairment of complex syntactic processing: a lesion-symptom mapping study.

Magnusdottir S, Fillmore P, den Ouden DB, Hjaltason H, Rorden C, Kjartansson O, Bonilha L, Fridriksson J.

Hum Brain Mapp. 2013 Oct;34(10):2715-23. doi: 10.1002/hbm.22096. Epub 2012 Apr 21.

PMID:
22522937
22.

Brain tissue volumes in the general population of the elderly: the AGES-Reykjavik study.

Sigurdsson S, Aspelund T, Forsberg L, Fredriksson J, Kjartansson O, Oskarsdottir B, Jonsson PV, Eiriksdottir G, Harris TB, Zijdenbos A, van Buchem MA, Launer LJ, Gudnason V.

Neuroimage. 2012 Feb 15;59(4):3862-3870. doi: 10.1016/j.neuroimage.2011.11.024. Epub 2011 Nov 13.

23.

Arterial stiffness, pressure and flow pulsatility and brain structure and function: the Age, Gene/Environment Susceptibility--Reykjavik study.

Mitchell GF, van Buchem MA, Sigurdsson S, Gotal JD, Jonsdottir MK, Kjartansson Ó, Garcia M, Aspelund T, Harris TB, Gudnason V, Launer LJ.

Brain. 2011 Nov;134(Pt 11):3398-407. doi: 10.1093/brain/awr253.

24.

[Spontaneous subarachnoid haemorrhage--review].

Sveinsson ÓÁ, Ólafsson IH, Kjartansson Ó, Valdimarsson EM.

Laeknabladid. 2011 Jun;97(6):355-62. Review. Icelandic.

PMID:
21659676
25.

Incidence of multiple sclerosis in Iceland, 2002-2007: a population-based study.

Eliasdottir OJ, Olafsson E, Kjartansson O.

Mult Scler. 2011 Aug;17(8):909-13. doi: 10.1177/1352458511402112. Epub 2011 Apr 20.

PMID:
21511690
26.

[Cervical artery dissection - review].

Sveinsson OA, Kjartansson O, Valdimarsson EM.

Laeknabladid. 2011 Apr;97(4):237-43. Review. Icelandic.

PMID:
21451203
27.

[Wernicke's encephalopathy in chronic alcoholics].

Thórarinsson BL, Ólafsson E, Kjartansson Ó, Blöndal H.

Laeknabladid. 2011 Jan;97(1):21-9. Review. Icelandic.

PMID:
21217196
28.

Impaired speech repetition and left parietal lobe damage.

Fridriksson J, Kjartansson O, Morgan PS, Hjaltason H, Magnusdottir S, Bonilha L, Rorden C.

J Neurosci. 2010 Aug 18;30(33):11057-61. doi: 10.1523/JNEUROSCI.1120-10.2010.

29.

Coronary artery calcium, brain function and structure: the AGES-Reykjavik Study.

Vidal JS, Sigurdsson S, Jonsdottir MK, Eiriksdottir G, Thorgeirsson G, Kjartansson O, Garcia ME, van Buchem MA, Harris TB, Gudnason V, Launer LJ.

Stroke. 2010 May;41(5):891-7. doi: 10.1161/STROKEAHA.110.579581. Epub 2010 Apr 1.

30.

Ventricular dilation: association with gait and cognition.

Palm WM, Saczynski JS, van der Grond J, Sigurdsson S, Kjartansson O, Jonsson PV, Eiriksdottir G, Gudnason V, Admiraal-Behloul F, Launer LJ, van Buchem MA; Age, Gene/Environment Susceptibility-Reykjavik Study.

Ann Neurol. 2009 Oct;66(4):485-93. doi: 10.1002/ana.21739.

31.

[Multiple sclerosis--symptoms, diagnosis and treatment].

Elíasdóttir OJ, Olafsson E, Kjartansson O.

Laeknabladid. 2009 Sep;95(9):583-9. Review. Icelandic.

PMID:
19738293
32.

Glycemic status and brain injury in older individuals: the age gene/environment susceptibility-Reykjavik study.

Saczynski JS, Siggurdsson S, Jonsson PV, Eiriksdottir G, Olafsdottir E, Kjartansson O, Harris TB, van Buchem MA, Gudnason V, Launer LJ.

Diabetes Care. 2009 Sep;32(9):1608-13. doi: 10.2337/dc08-2300. Epub 2009 Jun 9.

33.

Microvascular lesions in the brain and retina: The age, gene/environment susceptibility-Reykjavik study.

Qiu C, Cotch MF, Sigurdsson S, Klein R, Jonasson F, Klein BE, Garcia M, Jonsson PV, Harris TB, Eiriksdottir G, Kjartansson O, van Buchem MA, Gudnason V, Launer LJ.

Ann Neurol. 2009 May;65(5):569-76. doi: 10.1002/ana.21614.

34.

Cerebral infarcts and cognitive performance: importance of location and number of infarcts.

Saczynski JS, Sigurdsson S, Jonsdottir MK, Eiriksdottir G, Jonsson PV, Garcia ME, Kjartansson O, Lopez O, van Buchem MA, Gudnason V, Launer LJ.

Stroke. 2009 Mar;40(3):677-82. doi: 10.1161/STROKEAHA.108.530212. Epub 2009 Jan 8. Erratum in: Stroke. 2009 Apr;40(4):287.

35.

[A 49 year old male with a giant pulmonary bulla--a case report and review of the literature].

Asgeirsson H, Lúdvíksdóttir D, Kjartansson O, Gudbjartsson T.

Laeknabladid. 2008 Oct;94(10):673-7. Review. Icelandic.

PMID:
18974430
36.

White matter lesions and cognitive performance: the role of cognitively complex leisure activity.

Saczynski JS, Jonsdottir MK, Sigurdsson S, Eiriksdottir G, Jonsson PV, Garcia ME, Kjartansson O, van Buchem MA, Gudnason V, Launer LJ.

J Gerontol A Biol Sci Med Sci. 2008 Aug;63(8):848-54.

37.

Cerebral microbleeds in the population based AGES-Reykjavik study: prevalence and location.

Sveinbjornsdottir S, Sigurdsson S, Aspelund T, Kjartansson O, Eiriksdottir G, Valtysdottir B, Lopez OL, van Buchem MA, Jonsson PV, Gudnason V, Launer LJ.

J Neurol Neurosurg Psychiatry. 2008 Sep;79(9):1002-6. doi: 10.1136/jnnp.2007.121913. Epub 2008 Feb 12.

PMID:
18270235
38.

Epilepsy and suicide risk.

Hesdorffer DC, Hauser WA, Olafsson E, Ludvigsson P, Kjartansson O.

Lancet Neurol. 2007 Oct;6(10):847; author reply 848. No abstract available.

PMID:
17884671
39.

Co-occurrence of major depression or suicide attempt with migraine with aura and risk for unprovoked seizure.

Hesdorffer DC, Lúdvígsson P, Hauser WA, Olafsson E, Kjartansson O.

Epilepsy Res. 2007 Jul;75(2-3):220-3. Epub 2007 Jun 15.

40.

[Spontaneous intracranial hypotension--a case report and discussion].

Sveinsson OA, Sigurdsson AP, Kjartansson O.

Laeknabladid. 2007 Jun;93(6):487-91. Review. Icelandic.

PMID:
17541148
41.

Age, Gene/Environment Susceptibility-Reykjavik Study: multidisciplinary applied phenomics.

Harris TB, Launer LJ, Eiriksdottir G, Kjartansson O, Jonsson PV, Sigurdsson G, Thorgeirsson G, Aspelund T, Garcia ME, Cotch MF, Hoffman HJ, Gudnason V.

Am J Epidemiol. 2007 May 1;165(9):1076-87. Epub 2007 Mar 10.

42.

The effects of tobacco smoking and rheumatoid factor seropositivity on disease activity and joint damage in early rheumatoid arthritis.

Manfredsdottir VF, Vikingsdottir T, Jonsson T, Geirsson AJ, Kjartansson O, Heimisdottir M, Sigurdardottir SL, Valdimarsson H, Vikingsson A.

Rheumatology (Oxford). 2006 Jun;45(6):734-40. Epub 2006 Jan 10.

PMID:
16403829
43.

Migraine with aura is a risk factor for unprovoked seizures in children.

Ludvigsson P, Hesdorffer D, Olafsson E, Kjartansson O, Hauser WA.

Ann Neurol. 2006 Jan;59(1):210-3.

PMID:
16374824
44.

Depression and suicide attempt as risk factors for incident unprovoked seizures.

Hesdorffer DC, Hauser WA, Olafsson E, Ludvigsson P, Kjartansson O.

Ann Neurol. 2006 Jan;59(1):35-41.

PMID:
16217743
45.

Incidence of unprovoked seizures and epilepsy in Iceland and assessment of the epilepsy syndrome classification: a prospective study.

Olafsson E, Ludvigsson P, Gudmundsson G, Hesdorffer D, Kjartansson O, Hauser WA.

Lancet Neurol. 2005 Oct;4(10):627-34.

PMID:
16168931
46.

Socioeconomic status is a risk factor for epilepsy in Icelandic adults but not in children.

Hesdorffer DC, Tian H, Anand K, Hauser WA, Ludvigsson P, Olafsson E, Kjartansson O.

Epilepsia. 2005 Aug;46(8):1297-303.

47.

ADHD as a risk factor for incident unprovoked seizures and epilepsy in children.

Hesdorffer DC, Ludvigsson P, Olafsson E, Gudmundsson G, Kjartansson O, Hauser WA.

Arch Gen Psychiatry. 2004 Jul;61(7):731-6.

PMID:
15237085
48.

Subclinical intestinal inflammation and sacroiliac changes in relatives of patients with ankylosing spondylitis.

Bjarnason I, Helgason KO, Geirsson AJ, Sigthorsson G, Reynisdottir I, Gudbjartsson D, Einarsdottir AS, Sherwood R, Kristjansson K, Kjartansson O, Thjodleifsson B.

Gastroenterology. 2003 Dec;125(6):1598-605.

PMID:
14724811
49.

Operational definitions for the NINDS-AIREN criteria for vascular dementia: an interobserver study.

van Straaten EC, Scheltens P, Knol DL, van Buchem MA, van Dijk EJ, Hofman PA, Karas G, Kjartansson O, de Leeuw FE, Prins ND, Schmidt R, Visser MC, Weinstein HC, Barkhof F.

Stroke. 2003 Aug;34(8):1907-12. Epub 2003 Jul 10.

PMID:
12855825
50.

Pure alexia and word-meaning deafness in a patient with multiple sclerosis.

Jónsdóttir MK, Magnússon T, Kjartansson O.

Arch Neurol. 1998 Nov;55(11):1473-4.

PMID:
9823833

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