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Christian Andre Hellands bilde

Christian Andre Helland

Professor
  • E-postChristian.Helland@uib.no
  • Besøksadresse
    Haukeland Universitetssykehus Laboratoriebygget, 7. etg. Heis øst
  • Postadresse
    Postboks 7804
    5020 Bergen
Tidsskriftartikler
  • Bøthun, Marianne Lundervik; Haaland, Øystein Ariansen; Logallo, Nicola; Svendsen, Frode; Thomassen, Lars; Helland, Christian Andre. 2018. Time course of cerebrovascular reactivity in patients treated for unruptured intracranial aneurysms: A one-year transcranial Doppler and acetazolamide follow-up study. BioMed Research International. 2018:6489276: 1-9. doi: 10.1155/2018/6489276
  • Skodvin, Torbjørn; Evju, Øyvind; Helland, Christian Andre; Isaksen, Jørgen Gjernes. 2017. Rupture prediction of intracranial aneurysms: a nationwide matched case-control study of hemodynamics at the time of diagnosis. Journal of Neurosurgery. 129: 854-860. doi: 10.3171/2017.5.JNS17195
  • Bøthun, Marianne Lundervik; Haaland, Øystein Ariansen; Logallo, Nicola; Svendsen, Frode; Thomassen, Lars; Helland, Christian Andre. 2016. Cerebrovascular reactivity after treatment of unruptured intracranial aneurysms - a transcranial Doppler sonography and acetazolamide study. Journal of the Neurological Sciences. 363: 97-103. doi: 10.1016/j.jns.2015.12.024
  • Mørkve, Svein Harald; Helland, Christian Andre; Assmus, Jörg; Lund-Johansen, Morten; Wester, Knut. 2016. Surgical decompression of arachnoid cysts leads to improved quality of life: A prospective study. Neurosurgery. 78: 613-625. doi: 10.1227/NEU.0000000000001100
  • Logallo, Nicola; Bøthun, Marianne Lundervik; Guttormsen, Anne Berit; Holmaas, Gunhild; Kråkenes, Jostein; Thomassen, Lars; Svendsen, Frode; Helland, Christian Andre. 2015. Continuous Local Intra-Arterial Nimodipine for the Treatment of Cerebral Vasospasm. Journal of Neurological Surgery Reports. 76: e75-78. doi: 10.1055/s-0034-1543976
  • Sundstrøm, Terje; Helland, Christian Andre. 2015. Referee Report For: Risk of intracranial hemorrhage in users of oral antithrombotic drugs: Study protocol for a nationwide study. F1000 Research. 4. 1519.
  • Tunes, Camilla; Flønes, Irene Hana; Helland, Christian Andre; Goplen, Frederik Kragerud; Wester, Knut. 2015. Disequilibrium in patients with posterior fossa arachnoid cysts. Acta Neurologica Scandinavica. 132: 23-30. doi: 10.1111/ane.12340
  • Bøthun, Marianne Lundervik; Fromm, Annette; Haaland, Øystein; Waje-Andreassen, Ulrike; Svendsen, Frode; Thomassen, Lars; Helland, Christian Andre. 2014. Carotid intima-media thickness - a potential predictor for rupture risk of intracranial aneurysms. International Journal of Stroke. 9: 866-872. doi: 10.1111/ijs.12159
  • Kommedal, Øyvind; Wilhelmsen, Marianne; Skrede, Steinar; Meisal, Roger; Jakovljev, Aleksandra; Gaustad, Peter; Hermansen, Nils Olav; Vik-Mo, Einar O.; Solheim, Ole; Ambur, Ole Herman; Sæbø, Øystein; Høstmælingen, Christina; Helland, Christian Andre. 2014. Massive parallel sequencing provides new perspectives on bacterial brain abscesses. Journal of Clinical Microbiology. 52: 1990-1997. doi: 10.1128/JCM.00346-14
  • Tunes, Camilla; Flønes, Irene Hana; Helland, Christian Andre; Wilhelmsen, Kjersti Thulin; Goplen, Frederik Kragerud; Wester, Knut. 2014. Pre- and post-operative dizziness and postural instability in temporal arachnoid cyst patients. Acta Neurologica Scandinavica. 129: 335-342. doi: 10.1111/ane.12190
  • Berle, Magnus Foldal; Kroksveen, Ann Cathrine; Garberg, Hilde Kristin; Aarhus, Mads; Haaland, Øystein; Wester, Knut; Ulvik, Rune Johan; Helland, Christian Andre; Berven, Frode. 2013. Quantitative proteomics comparison of arachnoid cyst fluid and cerebrospinal fluid collected perioperatively from arachnoid cyst patients. Fluids and Barriers of the CNS. 10. doi: 10.1186/2045-8118-10-17
  • Isaksen, Elisabeth; Leet, Therese Hamre; Helland, Christian Andre; Wester, Knut. 2013. Maze learning in patients with intracranial arachnoid cysts. Acta Neurochirurgica. 155: 841-848. doi: 10.1007/s00701-013-1641-0
  • Sundstrøm, Terje; Helland, Christian Andre; Aarhus, Mads; Wester, Knut. 2012. What is the pressure in chronic subdural hematomas? A prospective, population-based study. Journal of Neurotrauma. 29: 137-142. doi: 10.1089/neu.2011.1776
  • Berle, Magnus Foldal; Kroksveen, Ann Cathrine; Haaland, Øystein; Aye, Thin Thin; Opsahl, Jill Anette; Wester, Knut; Ulvik, Rune Johan; Helland, Christian Andre; Berven, Frode. 2011. Protein profiling reveals inter-individual protein homogeneity of arachnoid cyst fluid and high qualitative similarity to cerebrospinal fluid. Fluids and Barriers of the CNS. 8. doi: 10.1186/2045-8118-8-19
  • Aarhus, Mads; Helland, Christian Andre; Lund-Johansen, Morten; Wester, Knut; Knappskog, Per Morten. 2010. Microarray-based gene expression profiling and DNA copy number variation analysis of temporal fossa arachnoid cysts. Cerebrospinal Fluid Research. 7. 8 sider. doi: 10.1186/1743-8454-7-6
  • Berle, Magnus Foldal; Wester, Knut; Ulvik, Rune Johan; Haaland, Øystein Ariansen; Kroksveen, Ann Cathrine; Amiry-Moghaddam, Mahmood; Berven, Frode; Helland, Christian Andre. 2010. Arachnoid cysts do not contain cerebrospinal fluid: A comparative chemical analysis of arachnoid cyst fluid and cerebrospinal fluid in adults. Cerebrospinal Fluid Research. 7.
  • Helland, Christian Andre; Aarhus, Mads; Knappskog, Per Morten; Olsson, Lisa K; Lund-Johansen, Morten; Amiry-Moghaddam, Mahmood Reza; Wester, Knut. 2010. Increased NKCC1 expression in arachnoid cysts supports secretory basis for cyst formation. Experimental Neurology. 224: 424-428. doi: 10.1016/j.expneurol.2010.05.002
  • Helland, Christian Andre; Lund-Johansen, Morten; Wester, Knut. 2010. Location, sidedness, and sex distribution of intracranial arachnoid cysts in a population-based sample. Journal of Neurosurgery. 113: 934-939. doi: 10.3171/2009.11.JNS081663
  • Torgersen, Johan; Helland, Christian Andre; Flaatten, Hans; Wester, Knut. 2010. Reversible dyscognition in patients with a unilateral, middle fossa arachnoid cyst revealed by using a laptop based neuropsychological test battery (CANTAB). Journal of Neurology. 257: 1909-1916. doi: 10.1007/s00415-010-5634-0
  • Aarhus, Mads; Helland, Christian Andre; Wester, Knut. 2009. Differences in anatomical distribution, gender, and sidedness between ruptured and unruptured intracranial aneurysms in a defined patient population. Acta Neurochirurgica. 151: 1569-1574. doi: 10.1007/s00701-009-0316-3
  • Wester, Knut; Helland, Christian Andre. 2008. How often do chronic extra-cerebral haematomas occur in patients with intracranial arachnoid cysts? Journal of Neurology, Neurosurgery and Psychiatry. 79: 72-75. doi: 10.1136/jnnp.2007.117358
  • Gundersen, Hilde; Helland, Christian Andre; Ræder, Maria Therese Barøy; Hugdahl, Kenneth; Wester, Knut. 2007. Visual attention in patients with intracranial arachnoid cysts. Journal of Neurology. 1: 60-66. doi: 10.1007/s00415-006-0280-2
  • Helland, Christian Andre; Wester, Knut. 2007. Monozygotic twins with mirror image cysts: Indication of a genetic mechanism in arachnoid cysts? Neurology. 69: 110-111.
  • Helland, Christian Andre; Wester, Knut. 2007. Intracystic pressure in patients with temporal arachnoid cysts: a prospective study of preoperative complaints and postoperative outcome. Journal of Neurology, Neurosurgery and Psychiatry. 78: 620-623. doi: 10.1136/jnnp.2006.101865
  • Helland, Christian Andre; Wester, Knut. 2007. A population based study of intracranial arachnoid cysts: clinical and neuroimaging outcomes following surgical cyst decompression in adults. Journal of Neurology, Neurosurgery and Psychiatry. 78: 1129-1135. doi: 10.1136/jnnp.2006.107995
  • Helland, Christian Andre; Kråkenes, Jostein; Moen, Gunnar; Wester, Knut. 2006. A population-based study of neurosurgical and endovascular treatment of ruptured, intracranial aneurysms in a small neurosurgical unit. Neurosurgery. 59: 1168-1176. doi: 10.1227/01.NEU.0000245627.93215.BF
  • Helland, Christian Andre; Wester, Knut. 2006. Arachnoid cysts in adults: long-term follow-up of patients treated with internal shunts to the subdural compartment. Surgical Neurology. 66: 56-61. doi: 10.1016/j.surneu.2005.12.032
  • Wester, Knut; Helland, Christian Andre. 2006. A population-based study of intracranial arachnoid cysts: clinical and neuroirnaging outcomes following surgical cyst decompression in children. Journal of Neurosurgery. 105: 385-390.
  • Ræder, Maria Therese Barøy; Helland, Christian Andre; Hugdahl, Kenneth; Wester, Knut. 2005. Arachnoid cysts cause cognitive deficits that improve after surgery. Neurology. 64: 160-162.
Rapporter/avhandlinger
  • Helland, Christian Andre. 2009. Intracranial arachnoid cysts in adults. 168 sider.

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