Per Kristian Eide

Adjunct Professor - Department of Neurosurgery
Image of Per Kristian Eide
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Visiting address Sognsvannsveien 20 OUS Rikshospitalet 0372 Oslo
Postal address Postboks 4956 Nydalen OUS, Ullevål 0424 Oslo

Publications

  • Døving, Mats; Stray, August; Anandan, Steven; Eide, Per Kristian; Skogen, Karoline & Koht, Jeanette (2024). En kvinne i 40-årene med smerter i øret. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 144(1), p. 1–8. doi: 10.4045/tidsskr.23.0543.
  • Frič, Radek; Bryne, Eline; Warsza, Bogna; Due-Tønnessen, Bernt Johan & Eide, Per Kristian (2024). Preoperative estimation of intracranial compliance in symptomatic children with Chiari malformation type 1: impact on outcome and risk of complications. Acta Neurochirurgica. ISSN 0001-6268. 166(1). doi: 10.1007/s00701-024-05897-3.
  • Eide, Per Kristian; Lashkarivand, Aslan; Pripp, Are Hugo; Valnes, Lars Magnus; Hovd, Markus & Ringstad, Geir [Show all 8 contributors for this article] (2023). Mechanisms behind changes of neurodegeneration biomarkers in plasma induced by sleep deprivation. Brain Communications. ISSN 2632-1297. 5(6). doi: 10.1093/braincomms/fcad343. Full text in Research Archive
  • Sperre, Anette; Karsrud, Ina; Rodum, Anja; Lashkarivand, Aslan; Valnes, Lars Magnus & Ringstad, Geir [Show all 7 contributors for this article] (2023). Prospective Safety Study of Intrathecal Gadobutrol in Different Doses. American Journal of Neuroradiology. ISSN 0195-6108. 44(5), p. 511–516. doi: 10.3174/ajnr.A7841.
  • Melin, Erik; Pripp, Are Hugo; Eide, Per Kristian & Ringstad, Geir (2023). In vivo distribution of cerebrospinal fluid tracer in human upper spinal cord and brain stem. JCI Insight. ISSN 2379-3708. 8(23). doi: 10.1172/jci.insight.173276. Full text in Research Archive
  • Vera Quesada, Cesar Luis; Shreyas, Rao; Torp, Reidun & Eide, Per Kristian (2023). Widespread distribution of lymphatic vessels in human dura mater remote from sinus veins. Frontiers in Cell and Developmental Biology. ISSN 2296-634X. 11. doi: 10.3389/fcell.2023.1228344. Full text in Research Archive
  • Lashkarivand, Aslan & Eide, Per Kristian (2023). Brain Sagging Dementia. Current Neurology and Neuroscience Reports. ISSN 1528-4042. 23(10), p. 593–605. doi: 10.1007/s11910-023-01297-9. Full text in Research Archive
  • Vinje, Vegard; Zapf, Bastian; Ringstad, Geir; Eide, Per Kristian; Rognes, Marie Elisabeth & Mardal, Kent-Andre (2023). Human brain solute transport quantified by glymphatic MRI-informed biophysics during sleep and sleep deprivation. Fluids and Barriers of the CNS. ISSN 2045-8118. 20(1), p. 1–15. doi: 10.1186/s12987-023-00459-8. Full text in Research Archive
  • Warsza, Bogna; Due-Tønnessen, Pernille; Due-Tønnessen, Paulina; Pripp, Are Hugo; Ringstad, Geir & Eide, Per Kristian (2023). Prevalence of pineal cysts in healthy individuals: Emphasis on size, morphology and pineal recess crowding. Journal of the Neurological Sciences. ISSN 0022-510X. 453. doi: 10.1016/j.jns.2023.120801. Full text in Research Archive
  • Ringstad, Geir; Valnes, Lars Magnus; Vatnehol, Svein Are Sirirud; Pripp, Are Hugo & Eide, Per Kristian (2023). Prospective T1 mapping to assess gadolinium retention in brain after intrathecal gadobutrol. Neuroradiology. ISSN 0028-3940. 65(9), p. 1321–1331. doi: 10.1007/s00234-023-03198-7. Full text in Research Archive
  • Vera Quesada, Cesar Luis; Shreyas, Rao; Torp, Reidun & Eide, Per Kristian (2023). Immunohistochemical visualization of lymphatic vessels in human dura mater: methodological perspectives. Fluids and Barriers of the CNS. ISSN 2045-8118. 20(1). doi: 10.1186/s12987-023-00426-3. Full text in Research Archive
  • Eide, Per Kristian; Lashkarivand, Aslan; Pripp, Are Hugo; Valnes, Lars Magnus; Hovd, Markus Herberg & Ringstad, Geir [Show all 8 contributors for this article] (2023). Plasma neurodegeneration biomarker concentrations associate with glymphatic and meningeal lymphatic measures in neurological disorders. Nature Communications. ISSN 2041-1723. 14, p. 1–14. doi: 10.1038/s41467-023-37685-5. Full text in Research Archive
  • Frič, Radek; Ringstad, Geir & Eide, Per Kristian (2023). Low versus High Intracranial Compliance in Adult Patients with Chiari Malformation Type 1–Comparison of Long-Term Outcome After Tailored Treatment. World Neurosurgery. ISSN 1878-8750. 173, p. e699–e707. doi: 10.1016/j.wneu.2023.02.134. Full text in Research Archive
  • Melin, Erik; Ringstad, Geir; Valnes, Lars Magnus & Eide, Per Kristian (2023). Human parasagittal dura is a potential neuroimmune interface. Communications Biology. ISSN 2399-3642. 6(1), p. 1–8. doi: 10.1038/s42003-023-04634-3. Full text in Research Archive
  • Eide, Per Kristian; Lindstrøm, Erika Kristina; Pripp, Are Hugo; Valnes, Lars Magnus & Ringstad, Geir (2023). Physiological alterations of pineal recess crowding in symptomatic non-hydrocephalic pineal cysts. Brain Communications. ISSN 2632-1297. 5(2). doi: 10.1093/braincomms/fcad078. Full text in Research Archive
  • Thavarajasingam, Santhosh G.; El-Khatib, Mahmoud; Vemulapalli, Kalyan; Iradukunda, Hector A. Sinzinkayo; K, Sajeenth Vishnu & Borchert, Robin [Show all 8 contributors for this article] (2022). Radiological predictors of shunt response in the diagnosis and treatment of idiopathic normal pressure hydrocephalus: a systematic review and meta-analysis. Acta Neurochirurgica. ISSN 0001-6268. p. 1–51. doi: 10.1007/s00701-022-05402-8. Full text in Research Archive
  • Aukrust, Camilla Grøver; Paulsen, Anne Henriette; Uche, Enoch Ogbonnaya; Kamalo, Patrick Dongosolo; Sandven, Irene & Fjeld, Heidi E [Show all 8 contributors for this article] (2022). Aetiology and diagnostics of paediatric hydrocephalus across Africa: a systematic review and meta-analysis. The Lancet Global Health. ISSN 2572-116X. 10(12), p. e1793–e1806. doi: 10.1016/S2214-109X(22)00430-2. Full text in Research Archive
  • Eide, Per Kristian; Sorteberg, Angelika; Nome, Terje; Rønning, Pål Andre & Sorteberg, Wilhelm (2022). Early surgical versus endovascular repair of ruptured blood-blister aneurysm of the internal carotid artery: a single-center 20-year experience. Journal of Neurosurgery. ISSN 0022-3085. 137(6), p. 1766–1775. doi: 10.3171/2022.3.JNS2216.
  • Eide, Per Kristian (2022). Cellular changes at the glia-neuro-vascular interface in definite idiopathic normal pressure hydrocephalus. Frontiers in Cellular Neuroscience. ISSN 1662-5102. 16, p. 1–18. doi: 10.3389/fncel.2022.981399. Full text in Research Archive
  • Hornkjøl, Martin; Valnes, Lars Magnus; Ringstad, Geir; Rognes, Marie Elisabeth; Eide, Per Kristian & Mardal, Kent-Andre [Show all 7 contributors for this article] (2022). CSF circulation and dispersion yield rapid clearance from intracranial compartments. Frontiers in Bioengineering and Biotechnology. ISSN 2296-4185. 10, p. 1–14. doi: 10.3389/fbioe.2022.932469. Full text in Research Archive
  • Eide, Per Kristian & Hansson, Hans-Arne (2022). A New Perspective on the Pathophysiology of Idiopathic Intracranial Hypertension: Role of the Glia-Neuro-Vascular Interface. Frontiers in Molecular Neuroscience. ISSN 1662-5099. 15, p. 1–24. doi: 10.3389/fnmol.2022.900057. Full text in Research Archive
  • Lashkarivand, Aslan & Eide, Per Kristian (2022). Brain Sagging Dementia-Diagnosis, Treatment, and Outcome: A Review. Neurology. ISSN 0028-3878. 98(19), p. 798–805. doi: 10.1212/WNL.0000000000200511.
  • Zapf, Bastian; Haubner, Johannes; Kuchta, Miroslav; Ringstad, Geir; Eide, Per Kristian & Mardal, Kent-Andre (2022). Investigating molecular transport in the human brain from MRI with physics-informed neural networks. Scientific Reports. ISSN 2045-2322. 12(15475), p. 1–12. doi: 10.1038/s41598-022-19157-w. Full text in Research Archive
  • Hovd, Markus Herberg; Mariussen, Espen; Uggerud, Hilde Thelle; Lashkarivand, Aslan; Christensen, Hege & Ringstad, Geir [Show all 7 contributors for this article] (2022). Population pharmacokinetic modeling of CSF to blood clearance: prospective tracer study of 161 patients under work-up for CSF disorders. Fluids and Barriers of the CNS. ISSN 2045-8118. 19. doi: 10.1186/s12987-022-00352-w. Full text in Research Archive
  • Thavarajasingam, Santhosh G.; El-Khatib, Mahmoud; Vemulapalli, Kalyan V.; Iradukunda, Hector A. Sinzinkayo; Laleye, Joshua & Russo, Salvatore [Show all 8 contributors for this article] (2022). Cerebrospinal fluid and venous biomarkers of shunt-responsive idiopathic normal pressure hydrocephalus: a systematic review and meta-analysis. Acta Neurochirurgica. ISSN 0001-6268. 164, p. 1719–1746. doi: 10.1007/s00701-022-05154-5. Full text in Research Archive
  • Eide, Per Kristian; Lashkarivand, Aslan; Hagen-Kersten, Åsmund Aleksander; Gjertsen, Øivind; Nedregaard, Bård & Sletteberg, Ruth [Show all 11 contributors for this article] (2022). Intrathecal Contrast-Enhanced Magnetic Resonance Imaging of Cerebrospinal Fluid Dynamics and Glymphatic Enhancement in Idiopathic Normal Pressure Hydrocephalus. Frontiers in Neurology. ISSN 1664-2295. 13, p. 1–21. doi: 10.3389/fneur.2022.857328. Full text in Research Archive
  • Jacobsen, Henrik Holvin; Jørstad, Øystein Kalsnes; Moe, Morten Carsten; Petrovski, Goran; Pripp, Are Hugo & Sandell, Tiril [Show all 7 contributors for this article] (2022). Noninvasive Estimation of Pulsatile and Static Intracranial Pressure by Optical Coherence Tomography. Translational Vision Science & Technology. ISSN 2164-2591. 11(1). doi: 10.1167/tvst.11.1.31. Full text in Research Archive
  • Eide, Per Kristian; Pripp, Are Hugo; Berge, Benedikte; Hrubos-Strøm, Harald; Ringstad, Geir & Valnes, Lars Magnus (2022). Altered glymphatic enhancement of cerebrospinal fluid tracer in individuals with chronic poor sleep quality. Journal of Cerebral Blood Flow and Metabolism. ISSN 0271-678X. 42(9), p. 1676–1692. doi: 10.1177/0271678X221090747. Full text in Research Archive
  • Ringstad, Geir & Eide, Per Kristian (2021). Molecular trans-dural efflux to skull bone marrow in humans with CSF disorders. Brain. ISSN 0006-8950. 145(4), p. 1464–1472. doi: 10.1093/brain/awab388. Full text in Research Archive
  • Eide, Per Kristian (2021). Familial occurrence of classical and idiopathic trigeminal neuralgia . Journal of the Neurological Sciences. ISSN 0022-510X. 434, p. 1–6. doi: 10.1016/j.jns.2021.120101. Full text in Research Archive
  • Eide, Per Kristian; Pripp, Are Hugo; Ringstad, Geir & Valnes, Lars Magnus (2021). Impaired glymphatic function in idiopathic intracranial hypertension. Brain Communications. ISSN 2632-1297. 3:fcab043(2), p. 1–14. doi: 10.1093/braincomms/fcab043. Full text in Research Archive
  • Mannerak, Mari Aaroe; Lashkarivand, Aslan & Eide, Per Kristian (2021). Trigeminal neuralgia and genetics: A systematic review. Molecular Pain. ISSN 1744-8069. 17, p. 1–22. doi: 10.1177/17448069211016139. Full text in Research Archive
  • Rostalski, Hannah; Korhonen, Ville; Kuulasmaa, Teemu; Solje, Eino; Krüger, Johanna & Kaivola, Karri [Show all 14 contributors for this article] (2021). A Novel Genetic Marker for the C9orf72 Repeat Expansion in the Finnish Population. Journal of Alzheimer's Disease. ISSN 1387-2877. 83(3), p. 1325–1332. doi: 10.3233/JAD-210599. Full text in Research Archive
  • Masina, Riccardo; Ansaripour, Ali; Beneš, Vladimír; Berhouma, Moncef; Choque-Velasquez, Joham & Eide, Per Kristian [Show all 18 contributors for this article] (2021). Surgical treatment of symptomatic pineal cysts without hydrocephalus—meta-analysis of the published literature. Acta Neurochirurgica. ISSN 0001-6268. 164(1), p. 61–77. doi: 10.1007/s00701-021-05054-0. Full text in Research Archive
  • Eide, Per Kristian & Ringstad, Geir (2021). Cerebrospinal fluid egress to human parasagittal dura and the impact of sleep deprivation. Brain Research. ISSN 0006-8993. 1772, p. 1–8. doi: 10.1016/j.brainres.2021.147669. Full text in Research Archive
  • Sorteberg, Wilhelm; Sorteberg, Angelika; Jacobsen, Eva Astrid; RØNNING, PÅL ANDRE; Nome, Terje & Eide, Per Kristian (2021). Endovascular versus surgical treatment of cranial dural arteriovenous fistulas: a single-center 8-year experience. Acta Neurochirurgica. ISSN 0001-6268. 164(1), p. 151–161. doi: 10.1007/s00701-021-04950-9. Full text in Research Archive
  • Eide, Per Kristian (2021). Abnormal intracranial pulse pressure amplitude despite normalized static intracranial pressure in idiopathic intracranial hypertension refractory to conservative medical therapy. Life. ISSN 2075-1729. 11(6), p. 1–10. doi: 10.3390/life11060537. Full text in Research Archive
  • Eide, Per Kristian; Mariussen, Espen; Uggerud, Hilde Thelle; Pripp, Are Hugo; Lashkarivand, Aslan & Hassel, Bjørnar [Show all 8 contributors for this article] (2021). Clinical application of intrathecal gadobutrol for assessment of cerebrospinal fluid tracer clearance to blood. JCI Insight. ISSN 2379-3708. 6(9), p. 1–13. doi: 10.1172/jci.insight.147063. Full text in Research Archive
  • Eide, Per Kristian; Vinje, Vegard; Pripp, Are Hugo; Mardal, Kent-Andre & Ringstad, Geir (2021). Sleep deprivation impairs molecular clearance from the human brain. Brain. ISSN 0006-8950. 144(3), p. 863–874. doi: 10.1093/brain/awaa443.
  • Eide, Per Kristian; Valnes, Lars Magnus; Lindstrøm, Erika Kristina; Mardal, Kent-Andre & Ringstad, Geir (2021). Direction and magnitude of cerebrospinal fluid flow vary substantially across central nervous system diseases. Fluids and Barriers of the CNS. ISSN 2045-8118. 18(1), p. 1–18. doi: 10.1186/s12987-021-00251-6. Full text in Research Archive
  • Frič, Radek; Langvatn, Erlend Aambø; Due-Tønnessen, Bernt Johan & Eide, Per Kristian (2021). The role of pulsatile and static intracranial pressure measurements in the management of children with craniosynostosis–an institutional experience from 49 patients. Acta Neurochirurgica. ISSN 0001-6268. 163(7), p. 2015–2023. doi: 10.1007/s00701-020-04680-4.
  • Khan, Haroon; Naseer, Noman; Yazidi, Anis; Eide, Per Kristian; Hassan, Wajahat & Mirtaheri, Peyman (2021). Analysis of Human Gait Using Hybrid EEG-fNIRS-Based BCI System: A Review. Frontiers in Human Neuroscience. ISSN 1662-5161. 14, p. 1–29. doi: 10.3389/fnhum.2020.613254. Full text in Research Archive
  • O’Rourke, Michael; Stone, Jonathan; Adji, Audrey; Kim, Mi Ok; Li, Yan & Wang, Ji Guang [Show all 9 contributors for this article] (2020). The human systemic and cerebral circulations: Contrasts in structure and function. Artery Research. ISSN 1872-9312. 26(4), p. 197–211. doi: 10.2991/ARTRES.K.200704.001.
  • Halvorsen, Merete; Edeklev, Camilla; Fraser-Green, Jorunn; Løvland, Grethe; Vatnehol, Svein Are Sirirud & Gjertsen, Øivind [Show all 10 contributors for this article] (2020). Off-label intrathecal use of gadobutrol: safety study and comparison of administration protocols . Neuroradiology. ISSN 0028-3940. 63(1), p. 51–61. doi: 10.1007/s00234-020-02519-4. Full text in Research Archive
  • Eide, Per Kristian; Pripp, Are Hugo & Ringstad, Geir (2020). Magnetic resonance imaging biomarkers of cerebrospinal fluid tracer dynamicsâin idiopathic normal pressure hydrocephalus. Brain Communications. ISSN 2632-1297. 2(2), p. 1–16. doi: 10.1093/braincomms/fcaa187. Full text in Research Archive
  • Carare, Roxana O.; Aldea, Roxana; Agarwal, Nivedita; Bacskai, Brian J.; Bechman, Ingo & Boche, Delphine [Show all 45 contributors for this article] (2020). Clearance of interstitial fluid (ISF) and CSF (CLIC) group—part of Vascular Professional Interest Area (PIA): Cerebrovascular disease and the failure of elimination of Amyloid-β from the brain and retina with age and Alzheimer's disease-Opportunities for Therapy. Alzheimer's and Dementia: Diagnosis, Assessment and Disease Monitoring. ISSN 2352-8729. 12(1), p. 1–7. doi: 10.1002/dad2.12053. Full text in Research Archive
  • Sorteberg, Wilhelm; Sorteberg, Angelika; Jacobsen, Eva Astrid; RØNNING, PÅL ANDRE & Eide, Per Kristian (2020). Intracranial Hemorrhage From Dural Arteriovenous Fistulas: Symptoms, Early Rebleed, and Acute Management: A Single-Center 8-Year Experience. Neurosurgery. ISSN 0148-396X. 1(4), p. 1–11. doi: 10.1093/neuopn/okaa019. Full text in Research Archive
  • Jacobsen, Henrik Holvin; Sandell, Tiril; Jørstad, Øystein Kalsnes; Moe, Morten Carsten; Ringstad, Geir & Eide, Per Kristian (2020). In vivo evidence for impaired glymphatic function in the visual pathway of patients with normal pressure hydrocephalus. Investigative Ophthalmology and Visual Science. ISSN 0146-0404. 61:24(13), p. 1–11. doi: 10.1167/IOVS.61.13.24. Full text in Research Archive
  • Melin, Erik; Eide, Per Kristian & Ringstad, Geir (2020). In vivo assessment of cerebrospinal fluid efflux to nasal mucosa in humans. Scientific Reports. ISSN 2045-2322. 10(1), p. 1–10. doi: 10.1038/s41598-020-72031-5. Full text in Research Archive
  • Ringstad, Geir & Eide, Per Kristian (2020). Glymfatisk MR. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 140(1), p. 1–2. doi: 10.4045/tidsskr.19.0651.
  • Eide, Per Kristian; Hasan-Olive, Md Mahdi; Hansson, Hans-Arne & Enger, Rune (2020). Increased occurrence of pathological mitochondria in astrocytic perivascular endfoot processes and neurons of idiopathic intracranial hypertension. Journal of Neuroscience Research. ISSN 0360-4012. 99(2), p. 467–480. doi: 10.1002/jnr.24743.
  • Evensen, Karen Brastad & Eide, Per Kristian (2020). Mechanisms behind altered pulsatile intracranial pressure in idiopathic normal pressure hydrocephalus: role of vascular pulsatility and systemic hemodynamic variables. Acta Neurochirurgica. ISSN 0001-6268. 162(8), p. 1803–1813. doi: 10.1007/s00701-020-04423-5. Full text in Research Archive
  • Valnes, Lars Magnus; Mitusch, Sebastian; Ringstad, Geir; Eide, Per Kristian; Funke, Simon Wolfgang & Mardal, Kent-Andre (2020). Apparent diffusion coefficient estimates based on 24 hours tracer movement support glymphatic transport in human cerebral cortex. Scientific Reports. ISSN 2045-2322. 10(1), p. 1–12. doi: 10.1038/s41598-020-66042-5. Full text in Research Archive
  • Evensen, Karen Brastad & Eide, Per Kristian (2020). Measuring intracranial pressure by invasive, less invasive or non-invasive means: limitations and avenues for improvement. Fluids and Barriers of the CNS. ISSN 2045-8118. 17(34), p. 1–33. doi: 10.1186/s12987-020-00195-3. Full text in Research Archive
  • Ringstad, Geir & Eide, Per Kristian (2020). Cerebrospinal fluid tracer efflux to parasagittal dura in humans. Nature Communications. ISSN 2041-1723. 11(1), p. 1–9. doi: 10.1038/s41467-019-14195-x. Full text in Research Archive
  • Frič, Radek & Eide, Per Kristian (2019). Chiari type 1-a malformation or a syndrome? A critical review. Acta Neurochirurgica. ISSN 0001-6268. 162(7), p. 1513–1525. doi: 10.1007/s00701-019-04100-2.
  • Eide, Per Kristian & Hansson, Hans-Arne (2019). Blood-brain barrier leakage of blood proteins in idiopathic normal pressure hydrocephalus. Brain Research. ISSN 0006-8993. 1727, p. 1–13. doi: 10.1016/j.brainres.2019.146547. Full text in Research Archive
  • Lashkarivand, Aslan; Ringstad, Geir & Eide, Per Kristian (2019). Surgery for Brainstem Cavernous Malformations: Association between Preoperative Grade and Postoperative Quality of Life. Operative Neurosurgery. ISSN 2332-4252. 18(6), p. 590–598. doi: 10.1093/ons/opz337.
  • Hasan-Olive, Md Mahdi; Enger, Rune; Hansson, Hans-Arne; Nagelhus, Erlend Arnulf & Eide, Per Kristian (2019). Pathological mitochondria in neurons and perivascular astrocytic endfeet of idiopathic normal pressure hydrocephalus patients. Fluids and Barriers of the CNS. ISSN 2045-8118. 16:39, p. 1–16. doi: 10.1186/s12987-019-0160-7. Full text in Research Archive
  • Edeklev, Camilla; Halvorsen, Merete; Løvland, Grethe; Vatnehol, Svein Are Sirirud; Gjertsen, Øivind & Nedregaard, Bård [Show all 9 contributors for this article] (2019). Intrathecal use of gadobutrol for glymphatic MR imaging: Prospective safety study of 100 patients. American Journal of Neuroradiology. ISSN 0195-6108. 40(8), p. 1257–1264. doi: 10.3174/ajnr.A6136.
  • Eide, Per Kristian; Valnes, Lars Magnus; Pripp, Are Hugo; Mardal, Kent-Andre & Ringstad, Geir (2019). Delayed clearance of cerebrospinal fluid tracer from choroid plexus in idiopathic normal pressure hydrocephalus. Journal of Cerebral Blood Flow and Metabolism. ISSN 0271-678X. 40(9), p. 1849–1858. doi: 10.1177/0271678X19874790.
  • Hasan-Olive, Md Mahdi; Hansson, Hans-Arne; Enger, Rune; Nagelhus, Erlend Arnulf & Eide, Per Kristian (2019). Blood-Brain Barrier Dysfunction in Idiopathic Intracranial Hypertension. Journal of Neuropathology and Experimental Neurology. ISSN 0022-3069. 78(9), p. 808–818. doi: 10.1093/jnen/nlz063.
  • Langvatn, Erlend Aambø; Frič, Radek; Due-Tønnessen, Bernt Johan & Eide, Per Kristian (2019). Intracranial volume versus static and pulsatile intracranial pressure values in children with craniosynostosis. Journal of Neurosurgery: Pediatrics. ISSN 1933-0707. 24(1), p. 66–74. doi: 10.3171/2019.2.PEDS18767.
  • Jacobsen, Henrik Holvin; Ringstad, Geir; Jørstad, Øystein Kalsnes; Moe, Morten Carsten; Sandell, Tiril & Eide, Per Kristian (2019). The human visual pathway communicates directly with the subarachnoid space. Investigative Ophthalmology and Visual Science. ISSN 0146-0404. 60(7), p. 2773–2780. doi: 10.1167/iovs.19-26997. Full text in Research Archive
  • Frič, Radek; Ringstad, Geir & Eide, Per Kristian (2019). Chiari-malformasjon type 1 – diagnostikk og behandling. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 139(10), p. 1–8. doi: 10.4045/tidsskr.18.0455.
  • Vinje, Vegard; Ringstad, Geir; Lindstrøm, Erika Kristina; Valnes, Lars Magnus; Rognes, Marie Elisabeth & Eide, Per Kristian (2019). Respiratory influence on cerebrospinal fluid flow – a computational study based on long-term intracranial pressure measurements. Scientific Reports. ISSN 2045-2322. 9, p. 1–13. doi: 10.1038/s41598-019-46055-5. Full text in Research Archive
  • Bendtsen, Lars; Zakrzewska, Joanna M.; Abbott, Jillie; Braschinsky, Mark; Di Stefano, Giulia & Donnet, Anne Michèle [Show all 14 contributors for this article] (2019). European Academy of Neurology guideline on trigeminal neuralgia. European Journal of Neurology. ISSN 1351-5101. 26(6), p. 831–849. doi: 10.1111/ene.13950.
  • Evensen, Karen Brastad & Eide, Per Kristian (2019). Non-invasive estimation of the intracranial pressure waveform from the central aortic pressure waveform. World Neurosurgery. ISSN 1878-8750. 121, p. 257–258. doi: 10.1016/j.wneu.2018.10.079. Full text in Research Archive
  • Eide, Per Kristian & Ringstad, Geir (2018). Delayed clearance of cerebrospinal fluid tracer from entorhinal cortex in idiopathic normal pressure hydrocephalus: A glymphatic magnetic resonance imaging study. Journal of Cerebral Blood Flow and Metabolism. ISSN 0271-678X. 39(7), p. 1355–1368. doi: 10.1177/0271678X18760974.
  • Korhonen, Ville E.; Helisalmi, Seppo; Jokinen, Aleksi; Jokinen, Ilari; Lehtola, Juha-Matti & Oinas, Minna [Show all 24 contributors for this article] (2018). Copy number loss in SFMBT1 is common among Finnish and Norwegian patients with iNPH. Neurology: Genetics. ISSN 2376-7839. 4(6), p. 1–8. doi: 10.1212/NXG.0000000000000291. Full text in Research Archive
  • Lindstrøm, Erika Kristina; Ringstad, Geir; Sorteberg, Angelika; Sorteberg, Wilhelm; Mardal, Kent-Andre & Eide, Per Kristian (2018). Magnitude and direction of aqueductal cerebrospinal fluid flow: large variations in patients with intracranial aneurysms with or without a previous subarachnoid hemorrhage. Acta Neurochirurgica. ISSN 0001-6268. 161(2), p. 247–256. doi: 10.1007/s00701-018-3730-6.
  • Hasan-Olive, Md Mahdi; Enger, Rune; Hansson, Hans-Arne; Nagelhus, Erlend Arnulf & Eide, Per Kristian (2018). Loss of perivascular aquaporin-4 in idiopathic normal pressure hydrocephalus. Glia. ISSN 0894-1491. 67(1), p. 91–100. doi: 10.1002/glia.23528.
  • Evensen, Karen Brastad; Paulat, Klaus; Prieur, Fabrice Jean Gabriel; Holm, Sverre & Eide, Per Kristian (2018). Utility of the Tympanic Membrane Pressure Waveform for Non-invasive Estimation of The Intracranial Pressure Waveform. Scientific Reports. ISSN 2045-2322. 8, p. 1–11. doi: 10.1038/s41598-018-34083-6. Full text in Research Archive
  • Lindstrøm, Erika Kristina; Ringstad, Geir; Mardal, Kent-Andre & Eide, Per Kristian (2018). Cerebrospinal fluid volumetric net flow rate and direction in idiopathic normal pressure hydrocephalus. NeuroImage: Clinical. ISSN 2213-1582. 20, p. 731–741. doi: 10.1016/j.nicl.2018.09.006. Full text in Research Archive
  • Eidsvaag, Vigdis Andersen; Hansson, Hans-Arne; Heuser, Kjell; Nagelhus, Erlend Arnulf & Eide, Per Kristian (2018). Cerebral microvascular abnormalities in patients with idiopathic intracranial hypertension. Brain Research. ISSN 0006-8993. 1686, p. 72–82. doi: 10.1016/j.brainres.2018.02.017.
  • Eide, Per Kristian; Vatnehol, Svein Are Sirirud; Emblem, Kyrre Eeg & Ringstad, Geir (2018). Magnetic resonance imaging provides evidence of glymphatic drainage from human brain to cervical lymph nodes. Scientific Reports. ISSN 2045-2322. 8(1), p. 1–10. doi: 10.1038/s41598-018-25666-4. Full text in Research Archive
  • Ringstad, Geir; Valnes, Lars Magnus; Dale, Anders; Pripp, Are Hugo; Vatnehol, Svein Are Sirirud & Emblem, Kyrre Eeg [Show all 8 contributors for this article] (2018). Brain-wide glymphatic enhancement and clearance in humans assessed with MRI. Journal of Clinical Investigation. ISSN 0021-9738. 3(13), p. 1–16. doi: 10.1172/jci.insight.121537. Full text in Research Archive
  • Evensen, Karen Brastad; O'Rourke, Michael; Prieur, Fabrice Jean Gabriel; Holm, Sverre & Eide, Per Kristian (2018). Non-invasive Estimation of the Intracranial Pressure Waveform from the Central Arterial Blood Pressure Waveform in Idiopathic Normal Pressure Hydrocephalus Patients. Scientific Reports. ISSN 2045-2322. 8:4714, p. 1–11. doi: 10.1038/s41598-018-23142-7.
  • Lindstrøm, Erika Kristina; Schreiner, Jakob Emil; Ringstad, Geir; Haughton, Victor; Eide, Per Kristian & Mardal, Kent-Andre (2018). Comparison of phase-contrast MR and flow simulations for the study of CSF Dynamics in the cervical spine. The Neuroradiology Journal (NRJ). ISSN 1971-4009. 31(3), p. 292–298. doi: 10.1177/1971400918759812.
  • Eide, Per Kristian (2017). The pathophysiology of chronic noncommunicating hydrocephalus: lessons from continuous intracranial pressure monitoring and ventricular infusion testing. Journal of Neurosurgery. ISSN 0022-3085. 129(1), p. 220–233. doi: 10.3171/2017.1.JNS162813.
  • Eide, Per Kristian & Hansson, Hans-Arne (2017). Astrogliosis and impaired aquaporin-4 and dystrophin systems in idiopathic normal pressure hydrocephalus. Neuropathology and Applied Neurobiology. ISSN 0305-1846. 44(5), p. 474–490. doi: 10.1111/nan.12420.
  • Eidsvaag, Vigdis Andersen; Hansson, Hans-Arne; Heuser, Kjell; Nagelhus, Erlend Arnulf & Eide, Per Kristian (2017). Brain Capillary Ultrastructure in Idiopathic Normal Pressure Hydrocephalus: Relationship With Static and Pulsatile Intracranial Pressure. Journal of Neuropathology and Experimental Neurology. ISSN 0022-3069. 76(12), p. 1034–1045. doi: 10.1093/jnen/nlx091.
  • Ringstad, Geir; Lindstrøm, Erika Kristina; Vatnehol, Svein Are Sirirud; Mardal, Kent-Andre; Emblem, Kyrre Eeg & Eide, Per Kristian (2017). Non-invasive assessment of pulsatile intracranial pressure with phase-contrast magnetic resonance imaging. PLOS ONE. ISSN 1932-6203. 12(11), p. 1–17. doi: 10.1371/journal.pone.0188896. Full text in Research Archive
  • Meling, Torstein Ragnar; Romundstad, Luis Georg; Niemi, Geir; Narum, Jon; Eide, Per Kristian & Sorteberg, Angelika [Show all 7 contributors for this article] (2017). Adenosine-assisted clipping of intracranial aneurysms. Neurosurgical review. ISSN 0344-5607. 41(2), p. 585–592. doi: 10.1007/s10143-017-0896-y.
  • Frič, Radek & Eide, Per Kristian (2017). Comparative observational study on the clinical presentation, intracranial volume measurements, and intracranial pressure scores in patients with either Chiari malformation Type I or idiopathic intracranial hypertension. Journal of Neurosurgery. ISSN 0022-3085. 126(4), p. 1312–1322. doi: 10.3171/2016.4.JNS152862.
  • Ringstad, Geir; Vatnehol, Svein Are Sirirud & Eide, Per Kristian (2017). Glymphatic MRI in idiopathic normal pressure hydrocephalus. Brain. ISSN 0006-8950. 140(10), p. 2691–2705. doi: 10.1093/brain/awx191. Full text in Research Archive
  • Brix, Maiken Kirkegaard; Westman, Eric; Simmons, Andrew; Ringstad, Geir; Eide, Per Kristian & Wagner-Larsen, Kari Strøno [Show all 9 contributors for this article] (2017). The Evans' Index revisited: New cut-off levels for use in radiological assessment of ventricular enlargement in the elderly. European Journal of Radiology. ISSN 0720-048X. 95, p. 28–32. doi: 10.1016/j.ejrad.2017.07.013.
  • Frič, Radek; Pripp, Are Hugo & Eide, Per Kristian (2017). Cardiovascular risk factors in Chiari malformation and idiopathic intracranial hypertension. Brain and Behavior. ISSN 2162-3279. 7(5), p. 1–8. doi: 10.1002/brb3.677. Full text in Research Archive

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  • Eide, Per Kristian & Ringstad, Geir (2018). Cerebrospinal Fluid Flow and Glymphatic Function in Idiopathic Normal Pressure Hydrocephalus (book chapter) p.71-84 in: Cerebrospinal Fluid Disorders - Lifelong Implications (Springer Nature, 2018). Springer Nature. ISBN 978-3-319-97928-1. 14 p.

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  • Melin, Erik; Eide, Per Kristian & Ringstad, Geir (2023). Author Correction: In vivo assessment of cerebrospinal fluid efflux to nasal mucosa in humans (Scientific Reports, (2020), 10, 1, (14974), 10.1038/s41598-020-72031-5). Scientific Reports. ISSN 2045-2322. 13(1). doi: 10.1038/s41598-023-43372-8.
  • Ringstad, Geir & Eide, Per Kristian (2023). The pitfalls of interpreting hyperintense FLAIR signal as lymph outside the human brain. Nature Communications. ISSN 2041-1723. 14(1). doi: 10.1038/s41467-023-40508-2.
  • Thavarajasingam, Santhosh G.; El-Khatib, Mahmoud; Vemulapalli, Kalyan V.; Ramsay, Daniele S. C.; Ponniah, Hariharan Subbiah & Fernandes, Rafael T. [Show all 8 contributors for this article] (2023). Inadequacies in iNPH diagnosis: envisioning a paradigm shift towards integrated, multi-modal testing, and consensus-driven research for improved patient outcomes. Acta Neurochirurgica. ISSN 0001-6268. doi: 10.1007/s00701-023-05754-9.
  • Hovd, Markus Herberg; Mariussen, Espen; Uggerud, Hilde Thelle; Lashkarivand, Aslan; Christensen, Hege & Ringstad, Geir [Show all 7 contributors for this article] (2023). CSF to blood clearance differs substantially across individuals and patients with CSF disorders. Fluids and Barriers of the CNS. ISSN 2045-8118. 19. doi: 10.1186/s12987-022-00397-x.
  • Lashkarivand, Aslan & Eide, Per Kristian (2022). The first report on brain sagging dementia caused by a cranial leak: A case report. Frontiers in Neurology. ISSN 1664-2295. 13, p. 1–6. doi: 10.3389/fneur.2022.1006060. Full text in Research Archive
  • Sorteberg, Wilhelm; Sorteberg, Angelika; Jacobsen, Eva Astrid; Rønning, Pål Andre; Nome, Terje & Eide, Per Kristian (2022). Microsurgery as first-line treatment in acute hemorrhagic cranial dural arteriovenous fistulas (dAVFs) and ruptured intracranial aneurysms—anachronism or duty? Acta Neurochirurgica. ISSN 0001-6268. 164, p. 1303–1305. doi: 10.1007/s00701-022-05197-8.
  • Ringstad, Geir & Eide, Per Kristian (2021). Safety of Intrathecal Gadolinium-based Contrast Agents and Benefit versus Risk . Radiology. ISSN 0033-8419. 229(1), p. E223–E224. doi: 10.1148/radiol.2021203351.
  • Eide, Per Kristian & Sorteberg, Wilhelm (2021). Invasive tests for predicting shunt response in idiopathic normal pressure hydrocephalus: the risk aspect. Acta Neurochirurgica. ISSN 0001-6268. p. 1–2. doi: 10.1007/s00701-021-05050-4.
  • Eide, Per Kristian & Ringstad, Geir (2019). Intracranial Pulsatility, Cerebrospinal Fluid Flow, and Glymphatic Function in Idiopathic Normal Pressure Hydrocephalus . In Limbrick Jr., David D. & Reonard, Jeffrey R. (Ed.), Cerebrospinal Fluid Disorders Lifelong Implications. Springer Nature. ISSN 978-3-319-97927-4. p. 71–84. doi: https:/doi.org/10.1007/978-3-319-97928-1.
  • Eide, Per Kristian & Ringstad, Geir (2019). In Vivo Imaging of Molecular Clearance From Human Entorhinal Cortex: A Possible Method for Preclinical Testing of Dementia. Gerontology and geriatric medicine. ISSN 2333-7214. 5, p. 1–4. doi: 10.1177/2333721419889739. Full text in Research Archive
  • Eide, Per Kristian; Sorteberg, Angelika; Sorteberg, Wilhelm; Lindstrøm, Erika Kristina; Mardal, Kent-Andre & Ringstad, Geir (2018). "Bucket" cerebrospinal fluid bulk flow: when the terrain disagrees with the map. Acta Neurochirurgica. ISSN 0001-6268. 161(2), p. 259–261. doi: 10.1007/s00701-018-3775-6.

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Published Apr. 13, 2011 2:55 PM - Last modified May 27, 2011 4:09 PM