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Pouratian Nader

Title(s)Assistant Professor, Brain Research Institute
Phone310-206-2189
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    Other Positions
    Title(s)Assistant Professor, Neurosurgery


    Collapse Research 
    Collapse Research Activities and Funding
    Early Feasibility Clinical Trial of a Visual Cortical Prosthesis
    NIH/NINDS UH3NS103442Sep 15, 2018 - Jun 30, 2023
    Role: Co-Principal Investigator
    Data Archive for the Brain Initiative (DABI)
    NIH/NIMH R24MH114796Sep 5, 2018 - May 31, 2023
    Role: Co-Principal Investigator
    Deep brain stimulation for depression using directional current steering an individualized network targeting
    NIH/NINDS UH3NS103549Sep 15, 2017 - Aug 31, 2022
    Role: Co-Principal Investigator
    The Pathophysiology of Network Synchrony in Parkinson's Disease
    NIH/NINDS R01NS097782Sep 30, 2016 - Aug 31, 2021
    Role: Principal Investigator
    Invasive Approach to Model Human Cortex-Basal Ganglia Action-Regulating Networks
    NIH/NINDS U01NS098961Sep 30, 2016 - Aug 31, 2019
    Role: Principal Investigator
    Electrophysiologic and Anatomic Basis of BOLD fMRI
    NIH/NIBIB K23EB014326Apr 1, 2012 - Mar 31, 2017
    Role: Principal Investigator
    EXPERIENTIAL MODULATION OF NEUROVASCULAR COUPLING
    NIH/NIMH F31MH012773May 1, 2000
    Role: Principal Investigator

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Sakellaridi S, Christopoulos VN, Aflalo T, Pejsa KW, Rosario ER, Ouellette D, Pouratian N, Andersen RA. Intrinsic Variable Learning for Brain-Machine Interface Control by Human Anterior Intraparietal Cortex. Neuron. 2019 Mar 01. PMID: 30853300.
      View in: PubMed
    2. Chivukula S, Jafari M, Aflalo T, Yong NA, Pouratian N. Cognition in Sensorimotor Control: Interfacing With the Posterior Parietal Cortex. Front Neurosci. 2019; 13:140. PMID: 30872993.
      View in: PubMed
    3. Lagman C, Nagasawa DT, Azzam D, Sheppard JP, Chen CHJ, Ong V, Nguyen T, Prashant GN, Niu T, Tucker AM, Kim W, Kaldas FM, Pouratian N, Busuttil RW, Yang I. Survival Outcomes After Intracranial Hemorrhage in Liver Disease. Oper Neurosurg (Hagerstown). 2019 Feb 01; 16(2):138-146. PMID: 29767779.
      View in: PubMed
    4. Niketeghad S, Pouratian N. Brain Machine Interfaces for Vision Restoration: The Current State of Cortical Visual Prosthetics. Neurotherapeutics. 2018 Sep 07. PMID: 30194614.
      View in: PubMed
    5. Malekmohammadi M, Sparks H, AuYong N, Hudson A, Pouratian N. Propofol Anesthesia Precludes LFP-Based Functional Mapping of Pallidum during DBS Implantation. Stereotact Funct Neurosurg. 2018; 96(4):249-258. PMID: 30196280.
      View in: PubMed
    6. AuYong N, Malekmohammadi M, Ricks-Oddie J, Pouratian N. Movement-Modulation of Local Power and Phase Amplitude Coupling in Bilateral Globus Pallidus Interna in Parkinson Disease. Front Hum Neurosci. 2018; 12:270. PMID: 30038563.
      View in: PubMed
    7. Malekmohammadi M, Shahriari Y, AuYong N, O'Keeffe A, Bordelon Y, Hu X, Pouratian N. Pallidal stimulation in Parkinson disease differentially modulates local and network ß activity. J Neural Eng. 2018 Oct; 15(5):056016. PMID: 29972146.
      View in: PubMed
    8. Chivukula S, Pikul BK, Black KL, Pouratian N, Bookheimer SY. Contralateral functional reorganization of the speech supplementary motor area following neurosurgical tumor resection. Brain Lang. 2018 08; 183:41-46. PMID: 29783125.
      View in: PubMed
    9. Lagman C, Nagasawa DT, Sheppard JP, Jacky Chen CH, Nguyen T, Prashant GN, Niu T, Tucker AM, Kim W, Pouratian N, Kaldas FM, Busuttil RW, Yang I. End-Stage Liver Disease in Patients with Intracranial Hemorrhage Is Associated with Increased Mortality: A Cohort Study. World Neurosurg. 2018 May; 113:e320-e327. PMID: 29452322.
      View in: PubMed
    10. Malekmohammadi M, AuYong N, Price CM, Tsolaki E, Hudson AE, Pouratian N. Propofol-induced Changes in a-ß Sensorimotor Cortical Connectivity. Anesthesiology. 2018 02; 128(2):305-316. PMID: 29068830.
      View in: PubMed
    11. Malekmohammadi M, AuYong N, Ricks-Oddie J, Bordelon Y, Pouratian N. Pallidal deep brain stimulation modulates excessive cortical high ß phase amplitude coupling in Parkinson disease. Brain Stimul. 2018 May - Jun; 11(3):607-617. PMID: 29422442.
      View in: PubMed
    12. Bari AA, Mikell CB, Abosch A, Ben-Haim S, Buchanan RJ, Burton AW, Carcieri S, Cosgrove GR, D'Haese PF, Daskalakis ZJ, Eskandar EN, Gerrard JL, Goodman WK, Greenberg BD, Gross RE, Hamani C, Kiss ZHT, Konrad P, Kopell BH, Krinke L, Langevin JP, Lozano AM, Malone D, Mayberg HS, Miller JP, Patil PG, Peichel D, Petersen EA, Rezai AR, Richardson RM, Riva-Posse P, Sankar T, Schwalb JM, Simpson HB, Slavin K, Stypulkowski PH, Tosteson T, Warnke P, Willie JT, Zaghloul KA, Neimat JS, Pouratian N, Sheth SA. Charting the road forward in psychiatric neurosurgery: proceedings of the 2016 American Society for Stereotactic and Functional Neurosurgery workshop on neuromodulation for psychiatric disorders. J Neurol Neurosurg Psychiatry. 2018 Aug; 89(8):886-896. PMID: 29371415.
      View in: PubMed
    13. Speier W, Arnold C, Chandravadia N, Roberts D, Pendekanti S, Pouratian N. Improving P300 Spelling Rate using Language Models and Predictive Spelling. Brain Comput Interfaces (Abingdon). 2018; 5(1):13-22. PMID: 30560145.
      View in: PubMed
    14. Rutishauser U, Aflalo T, Rosario ER, Pouratian N, Andersen RA. Single-Neuron Representation of Memory Strength and Recognition Confidence in Left Human Posterior Parietal Cortex. Neuron. 2018 Jan 03; 97(1):209-220.e3. PMID: 29249283.
      View in: PubMed
    15. Tsolaki E, Downes A, Speier W, Elias WJ, Pouratian N. The potential value of probabilistic tractography-based for MR-guided focused ultrasound thalamotomy for essential tremor. Neuroimage Clin. 2018; 17:1019-1027. PMID: 29527503.
      View in: PubMed
    16. Chung LK, Ung N, Sheppard JP, Nguyen T, Lagman C, Choy W, Tenn S, Pouratian N, Lee P, Kaprealian T, Selch M, De Salles A, Gopen Q, Yang I. Impact of Cochlear Dose on Hearing Preservation following Stereotactic Radiosurgery and Fractionated Stereotactic Radiotherapy for the Treatment of Vestibular Schwannoma. J Neurol Surg B Skull Base. 2018 Aug; 79(4):335-342. PMID: 30009113.
      View in: PubMed
    17. Roberts DG, Pouratian N. Stereotactic Radiosurgery for the Treatment of Chronic Intractable Pain: A Systematic Review. Oper Neurosurg (Hagerstown). 2017 Oct 01; 13(5):543-551. PMID: 28521018.
      View in: PubMed
    18. Tsiokos C, Malekmohammadi M, AuYong N, Pouratian N. Pallidal low ß-low ? phase-amplitude coupling inversely correlates with Parkinson disease symptoms. Clin Neurophysiol. 2017 11; 128(11):2165-2178. PMID: 28942154.
      View in: PubMed
    19. Zhang CY, Aflalo T, Revechkis B, Rosario ER, Ouellette D, Pouratian N, Andersen RA. Partially Mixed Selectivity in Human Posterior Parietal Association Cortex. Neuron. 2017 Aug 02; 95(3):697-708.e4. PMID: 28735750.
      View in: PubMed
    20. Speier W, Deshpande A, Cui L, Chandravadia N, Roberts D, Pouratian N. A comparison of stimulus types in online classification of the P300 speller using language models. PLoS One. 2017; 12(4):e0175382. PMID: 28406932.
      View in: PubMed
    21. Kim W, Sharim J, Tenn S, Kaprealian T, Bordelon Y, Agazaryan N, Pouratian N. Diffusion tractography imaging-guided frameless linear accelerator stereotactic radiosurgical thalamotomy for tremor: case report. J Neurosurg. 2018 Jan; 128(1):215-221. PMID: 28298033.
      View in: PubMed
    22. Tsolaki E, Espinoza R, Pouratian N. Using probabilistic tractography to target the subcallosal cingulate cortex in patients with treatment resistant depression. Psychiatry Res Neuroimaging. 2017 03 30; 261:72-74. PMID: 28142056.
      View in: PubMed
    23. Machado AR, Zaidan HC, Paixão AP, Cavalheiro GL, Oliveira FH, Júnior JA, Naves K, Pereira AA, Pereira JM, Pouratian N, Zhuo X, O'Keeffe A, Sharim J, Bordelon Y, Yang L, Vieira MF, Andrade AO. Feature visualization and classification for the discrimination between individuals with Parkinson's disease under levodopa and DBS treatments. Biomed Eng Online. 2016 Dec 30; 15(1):169. PMID: 28038673.
      View in: PubMed
    24. Sharim J, Lo WL, Kim W, Chivukula S, Tenn S, Kaprealian T, Pouratian N. Radiosurgical target distance from the root entry zone in the treatment of trigeminal neuralgia. Pract Radiat Oncol. 2017 Jul - Aug; 7(4):221-227. PMID: 28336479.
      View in: PubMed
    25. Downes AE, Pezeshkian P, Behnke E, Bordelon Y, Tagliati M, Mamelak A, Pouratian N. Acute Ischemic Stroke During Deep Brain Stimulation Surgery of Globus Pallidus Internus: Report of 5 Cases. Oper Neurosurg (Hagerstown). 2016 12 01; 12(4):383-390. PMID: 29506283.
      View in: PubMed
    26. Speier W, Chandravadia N, Roberts D, Pendekanti S, Pouratian N. Online BCI Typing using Language Model Classifiers by ALS Patients in their Homes. Brain Comput Interfaces (Abingdon). 2017; 4(1-2):114-121. PMID: 29051907.
      View in: PubMed
    27. Lagman C, Bhatt NS, Lee SJ, Bui TT, Chung LK, Voth BL, Barnette NE, Pouratian N, Lee P, Selch M, Kaprealian T, Chin R, McArthur DL, Mukherjee D, Patil CG, Yang I. Adjuvant Radiosurgery Versus Serial Surveillance Following Subtotal Resection of Atypical Meningioma: A Systematic Analysis. World Neurosurg. 2017 Feb; 98:339-346. PMID: 27856384.
      View in: PubMed
    28. Chung LK, Mathur I, Lagman C, Bui TT, Lee SJ, Voth BL, Chen CH, Barnette NE, Spasic M, Pouratian N, Lee P, Selch M, Chin R, Kaprealian T, Gopen Q, Yang I. Stereotactic radiosurgery versus fractionated stereotactic radiotherapy in benign meningioma. J Clin Neurosci. 2017 02; 36:1-5. PMID: 27815026.
      View in: PubMed
    29. Sharim J, Pouratian N. Anterior Cingulotomy for the Treatment of Chronic Intractable Pain: A Systematic Review. Pain Physician. 2016 Nov-Dec; 19(8):537-550. PMID: 27906933.
      View in: PubMed
    30. Lima LC, Sharim J, Levin-Epstein R, Tenn S, Teles AR, Kaprealian T, Pouratian N. Hypofractionated Stereotactic Radiosurgery and Radiotherapy to Large Resection Cavity of Metastatic Brain Tumors. World Neurosurg. 2017 Jan; 97:571-579. PMID: 27777153.
      View in: PubMed
    31. Chivukula S, Kim W, Zhuo X, Tenn S, Kaprealian T, DeSalles A, Pouratian N. Radiosurgery for Secondary Trigeminal Neuralgia: Revisiting the Treatment Paradigm. World Neurosurg. 2017 Mar; 99:288-294. PMID: 27702706.
      View in: PubMed
    32. Kim W, Chivukula S, Hauptman J, Pouratian N. Diffusion Tensor Imaging-Based Thalamic Segmentation in Deep Brain Stimulation for Chronic Pain Conditions. Stereotact Funct Neurosurg. 2016; 94(4):225-234. PMID: 27537848.
      View in: PubMed
    33. Sharim J, Yazdi D, Baohan A, Behnke E, Pouratian N. Modeling Laterality of the Globus Pallidus Internus in Patients With Parkinson's Disease. Neuromodulation. 2017 Apr; 20(3):238-242. PMID: 27465487.
      View in: PubMed
    34. Speier W, Arnold C, Pouratian N. Integrating language models into classifiers for BCI communication: a review. J Neural Eng. 2016 06; 13(3):031002. PMID: 27153565.
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    35. Rossi PJ, Gunduz A, Judy J, Wilson L, Machado A, Giordano JJ, Elias WJ, Rossi MA, Butson CL, Fox MD, McIntyre CC, Pouratian N, Swann NC, de Hemptinne C, Gross RE, Chizeck HJ, Tagliati M, Lozano AM, Goodman W, Langevin JP, Alterman RL, Akbar U, Gerhardt GA, Grill WM, Hallett M, Herrington T, Herron J, van Horne C, Kopell BH, Lang AE, Lungu C, Martinez-Ramirez D, Mogilner AY, Molina R, Opri E, Otto KJ, Oweiss KG, Pathak Y, Shukla A, Shute J, Sheth SA, Shih LC, Steinke GK, Tröster AI, Vanegas N, Zaghloul KA, Cendejas-Zaragoza L, Verhagen L, Foote KD, Okun MS. Proceedings of the Third Annual Deep Brain Stimulation Think Tank: A Review of Emerging Issues and Technologies. Front Neurosci. 2016; 10:119. PMID: 27092042; PMCID: PMC4821860.
      View in: PubMed, PubMed Central
    36. Pereira JL, B A SF, Sharim J, Yazdi D, DeSalles AA, Pouratian N. Lateralization of the Subthalamic Nucleus with Age in Parkinson's Disease. Basal Ganglia. 2016 Apr 01; 6(2):83-88. PMID: 26900546.
      View in: PubMed
    37. Sharim J, Tashjian R, Golzy N, Pouratian N. Glioblastoma following treatment with fingolimod for relapsing-remitting multiple sclerosis. J Clin Neurosci. 2016 Aug; 30:166-168. PMID: 26970935; PMCID: PMC4925177 [Available on 08/01/17].
      View in: PubMed, PubMed Central
    38. Sharim J, Pezeshkian P, DeSalles A, Pouratian N. Effect of Cranial Window Diameter During Deep Brain Stimulation Surgery on Volume of Pneumocephalus. Neuromodulation. 2015 Oct; 18(7):574-8; discussion 578-9. PMID: 26222380; PMCID: PMC4750390 [Available on 10/01/16].
      View in: PubMed, PubMed Central
    39. Speier W, Arnold CW, Deshpande A, Knall J, Pouratian N. Incorporating advanced language models into the P300 speller using particle filtering. J Neural Eng. 2015 Aug; 12(4):046018. PMID: 26061188; PMCID: PMC4509796.
      View in: PubMed, PubMed Central
    40. Gunduz A, Morita H, Rossi PJ, Allen WL, Alterman RL, Bronte-Stewart H, Butson CR, Charles D, Deckers S, de Hemptinne C, DeLong M, Dougherty D, Ellrich J, Foote KD, Giordano J, Goodman W, Greenberg BD, Greene D, Gross R, Judy JW, Karst E, Kent A, Kopell B, Lang A, Lozano A, Lungu C, Lyons KE, Machado A, Martens H, McIntyre C, Min HK, Neimat J, Ostrem J, Pannu S, Ponce F, Pouratian N, Reymers D, Schrock L, Sheth S, Shih L, Stanslaski S, Steinke GK, Stypulkowski P, Tröster AI, Verhagen L, Walker H, Okun MS. Proceedings of the Second Annual Deep Brain Stimulation Think Tank: What's in the Pipeline. Int J Neurosci. 2015; 125(7):475-85. PMID: 25526555.
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    41. Connolly M, Vespa P, Pouratian N, Gonzalez NR, Hu X. Characterization of the relationship between intracranial pressure and electroencephalographic monitoring in burst-suppressed patients. Neurocrit Care. 2015 Apr; 22(2):212-20. PMID: 25142827; PMCID: PMC4336620.
      View in: PubMed, PubMed Central
    42. Revechkis B, Aflalo TN, Kellis S, Pouratian N, Andersen RA. Parietal neural prosthetic control of a computer cursor in a graphical-user-interface task. J Neural Eng. 2014 Dec; 11(6):066014. PMID: 25394419; PMCID: PMC4381869.
      View in: PubMed, PubMed Central
    43. Speier W, Deshpande A, Pouratian N. A method for optimizing EEG electrode number and configuration for signal acquisition in P300 speller systems. Clin Neurophysiol. 2015 Jun; 126(6):1171-1177. PMID: 25316166.
      View in: PubMed
    44. Buchanan CC, Hernandez EA, Anderson JM, Dye JA, Leung M, Buxey F, Bergsneider M, Afsar-Manesh N, Pouratian N, Martin NA. Analysis of 30-day readmissions among neurosurgical patients: surgical complication avoidance as key to quality improvement. J Neurosurg. 2014 Jul; 121(1):170-5. PMID: 24834942.
      View in: PubMed
    45. Speier W, Arnold C, Lu J, Deshpande A, Pouratian N. Integrating language information with a hidden Markov model to improve communication rate in the P300 speller. IEEE Trans Neural Syst Rehabil Eng. 2014 May; 22(3):678-84. PMID: 24760927; PMCID: PMC4205234.
      View in: PubMed, PubMed Central
    46. Malekmohammadi M, Elias WJ, Pouratian N. Human thalamus regulates cortical activity via spatially specific and structurally constrained phase-amplitude coupling. Cereb Cortex. 2015 Jun; 25(6):1618-28. PMID: 24408958; PMCID: PMC4447821.
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    47. Kim W, De Salles A, Pouratian N. Neurosurgery Clinics of North America. Advances in neuromodulation. Preface. Neurosurg Clin N Am. 2014 Jan; 25(1):xv-xvi. PMID: 24262910.
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    48. Song HK, Yan L, Smith RX, Xue Y, Rapacchi S, Srinivasan S, Ennis DB, Hu P, Pouratian N, Wang DJ. Noncontrast enhanced four-dimensional dynamic MRA with golden angle radial acquisition and K-space weighted image contrast (KWIC) reconstruction. Magn Reson Med. 2014 Dec; 72(6):1541-51. PMID: 24338944; PMCID: PMC4055554.
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    49. Hebb AO, Zhang JJ, Mahoor MH, Tsiokos C, Matlack C, Chizeck HJ, Pouratian N. Creating the feedback loop: closed-loop neurostimulation. Neurosurg Clin N Am. 2014 Jan; 25(1):187-204. PMID: 24262909; PMCID: PMC4058859.
      View in: PubMed, PubMed Central
    50. Speier W, Arnold C, Pouratian N. Evaluating true BCI communication rate through mutual information and language models. PLoS One. 2013; 8(10):e78432. PMID: 24167623; PMCID: PMC3805537.
      View in: PubMed, PubMed Central
    51. Clelland CD, Zheng Z, Kim W, Bari A, Pouratian N. Common cerebral networks associated with distinct deep brain stimulation targets for cluster headache. Cephalalgia. 2014 Mar; 34(3):224-30. PMID: 24133007; PMCID: PMC4197053.
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    52. Kim W, Pouratian N. Deep brain stimulation for Tourette syndrome. Neurosurg Clin N Am. 2014 Jan; 25(1):117-35. PMID: 24262904.
      View in: PubMed
    53. Downes A, Pouratian N. Advanced neuroimaging techniques for central neuromodulation. Neurosurg Clin N Am. 2014 Jan; 25(1):173-85. PMID: 24262908.
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    54. Garrett MC, Bilgin-Freiert A, Bartels C, Everson R, Afsarmanesh N, Pouratian N. An evidence-based approach to the efficient use of computed tomography imaging in the neurosurgical patient. Neurosurgery. 2013 Aug; 73(2):209-15; discussion 215-6. PMID: 23632759.
      View in: PubMed
    55. Speier W, Fried I, Pouratian N. Improved P300 speller performance using electrocorticography, spectral features, and natural language processing. Clin Neurophysiol. 2013 Jul; 124(7):1321-8. PMID: 23465430; PMCID: PMC3679217.
      View in: PubMed, PubMed Central
    56. Zheng Z, Shemmassian S, Wijekoon C, Kim W, Bookheimer SY, Pouratian N. DTI correlates of distinct cognitive impairments in Parkinson's disease. Hum Brain Mapp. 2014 Apr; 35(4):1325-33. PMID: 23417856; PMCID: PMC3664116.
      View in: PubMed, PubMed Central
    57. Tsiokos C, Hu X, Pouratian N. 200-300Hz movement modulated oscillations in the internal globus pallidus of patients with Parkinson's Disease. Neurobiol Dis. 2013 Jun; 54:464-74. PMID: 23388190; PMCID: PMC3629001.
      View in: PubMed, PubMed Central
    58. Kubben PL, Pouratian N. An open-source and cross-platform framework for Brain Computer Interface-guided robotic arm control. Surg Neurol Int. 2012; 3:149. PMID: 23372966; PMCID: PMC3551496.
      View in: PubMed, PubMed Central
    59. Garrett M, Pouratian N. Repeat head CT scan in blunt trauma patients. J Am Coll Surg. 2012 Dec; 215(6):897; author reply 898. PMID: 23164143.
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    60. Bari AA, Pouratian N. Brain imaging correlates of peripheral nerve stimulation. Surg Neurol Int. 2012; 3(Suppl 4):S260-8. PMID: 23230531; PMCID: PMC3514912.
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    61. Sheehan J, Starke RM, Pouratian N, Litvack Z, Asthagiri A. Identification of knowledge gaps in neurosurgery through analysis of responses to the Self-Assessment in Neurological Surgery (SANS). World Neurosurg. 2014 Feb; 81(2):229-33. PMID: 23043994.
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    62. Sheehan J, Starke RM, Pouratian N, Litvack Z. Identification of knowledge gaps in neurosurgery using a validated self-assessment examination: differences between general and spinal neurosurgeons. World Neurosurg. 2013 Nov; 80(5):e27-31. PMID: 22989999.
      View in: PubMed
    63. Pouratian N, Thakkar S, Kim W, Bronstein JM. Deep brain stimulation for the treatment of Parkinson's disease: efficacy and safety. Degener Neurol Neuromuscul Dis. 2012 Sep 04; 2012(2). PMID: 24298202.
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    64. Lu J, Speier W, Hu X, Pouratian N. The effects of stimulus timing features on P300 speller performance. Clin Neurophysiol. 2013 Feb; 124(2):306-14. PMID: 22939456; PMCID: PMC3595069.
      View in: PubMed, PubMed Central
    65. Garrett MC, Pouratian N, Liau LM. Use of language mapping to aid in resection of gliomas in eloquent brain regions. Neurosurg Clin N Am. 2012 Jul; 23(3):497-506. PMID: 22748661; PMCID: PMC3618998.
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    66. Kim W, Clelland C, Yang I, Pouratian N. Comprehensive review of stereotactic radiosurgery for medically and surgically refractory pituitary adenomas. Surg Neurol Int. 2012; 3(Suppl 2):S79-89. PMID: 22826820; PMCID: PMC3400491.
      View in: PubMed, PubMed Central
    67. Pouratian N. Editorial note on: On the feasibility of using motor imagery EEG-based brain-computer interface in chronic tetraplegics for assistive robotic arm control: a clinical test and long-term post trial follow-up. Spinal Cord. 2012 Sep; 50(9):716. PMID: 22430510.
      View in: PubMed
    68. Speier W, Arnold C, Lu J, Taira RK, Pouratian N. Natural language processing with dynamic classification improves P300 speller accuracy and bit rate. J Neural Eng. 2012 Feb; 9(1):016004. PMID: 22156110; PMCID: PMC3360927.
      View in: PubMed, PubMed Central
    69. Sedrak M, Gorgulho A, Frew A, Behnke E, DeSalles A, Pouratian N. Diffusion tensor imaging and colored fractional anisotropy mapping of the ventralis intermedius nucleus of the thalamus. Neurosurgery. 2011 Nov; 69(5):1124-9; discussion 1129-30. PMID: 21697755.
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    70. Soleymani T, Pieton D, Pezeshkian P, Miller P, Gorgulho AA, Pouratian N, De Salles AA. Surgical approaches to tinnitus treatment: A review and novel approaches. Surg Neurol Int. 2011; 2:154. PMID: 22140639; PMCID: PMC3228384.
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    71. Elias WJ, Zheng ZA, Domer P, Quigg M, Pouratian N. Validation of connectivity-based thalamic segmentation with direct electrophysiologic recordings from human sensory thalamus. Neuroimage. 2012 Feb 01; 59(3):2025-34. PMID: 22036683.
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    72. Chou AP, Lalezari S, Fong BM, Dye J, Pham T, Vinters HV, Pouratian N. Post-transplantation primary central nervous system lymphoma: A case report and review of the literature. Surg Neurol Int. 2011; 2:130. PMID: 22059125; PMCID: PMC3205489.
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    73. Pouratian N, Zheng Z, Bari AA, Behnke E, Elias WJ, Desalles AA. Multi-institutional evaluation of deep brain stimulation targeting using probabilistic connectivity-based thalamic segmentation. J Neurosurg. 2011 Nov; 115(5):995-1004. PMID: 21854118.
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    74. Pouratian N. The brain and computer: The neurosurgical interface. Surg Neurol Int. 2011; 2:79. PMID: 21748032; PMCID: PMC3130358.
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    75. Pouratian N, Reames DL, Frysinger R, Elias WJ. Comprehensive analysis of risk factors for seizures after deep brain stimulation surgery. Clinical article. J Neurosurg. 2011 Aug; 115(2):310-5. PMID: 21548744.
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    76. Sherman JH, Moldovan K, Yeoh HK, Starke RM, Pouratian N, Shaffrey ME, Schiff D. Impact of temozolomide chemotherapy on seizure frequency in patients with low-grade gliomas. J Neurosurg. 2011 Jun; 114(6):1617-21. PMID: 21235313.
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    77. Kiehna EN, Starke RM, Pouratian N, Dumont AS. Standards for reporting randomized controlled trials in neurosurgery. J Neurosurg. 2011 Feb; 114(2):280-5. PMID: 21054137.
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    78. Sedrak M, Gorgulho A, Bari A, Behnke E, Frew A, Gevorkyan I, Pouratian N, DeSalles A. Diffusion tensor imaging (DTI) and colored fractional anisotropy (FA) mapping of the subthalamic nucleus (STN) and the globus pallidus interna (GPi). Acta Neurochir (Wien). 2010 Dec; 152(12):2079-84. PMID: 20890778; PMCID: PMC2991232.
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    79. Lee DJ, Pouratian N, Bookheimer SY, Martin NA. Factors predicting language lateralization in patients with perisylvian vascular malformations. Clinical article. J Neurosurg. 2010 Oct; 113(4):723-30. PMID: 20302390.
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    80. Sherman JH, Prevedello DM, Shah L, Raghavan P, Pouratian N, Starke RM, Lopes MB, Shaffrey ME, Schiff D. MR imaging characteristics of oligodendroglial tumors with assessment of 1p/19q deletion status. Acta Neurochir (Wien). 2010 Nov; 152(11):1827-34. PMID: 20711790.
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    81. Pouratian N, Elias WJ, Jane JA, Phillips LH, Jane JA. Electrophysiologically guided untethering of secondary tethered spinal cord syndrome. Neurosurg Focus. 2010 Jul; 29(1):E3. PMID: 20594001.
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    82. Sheehan JP, Pouratian N, Steiner L, Laws ER, Vance ML. Gamma Knife surgery for pituitary adenomas: factors related to radiological and endocrine outcomes. J Neurosurg. 2011 Feb; 114(2):303-9. PMID: 20540596.
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    83. Pouratian N, Schiff D. Management of low-grade glioma. Curr Neurol Neurosci Rep. 2010 May; 10(3):224-31. PMID: 20425038; PMCID: PMC2857752.
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    84. Pouratian N, Bookheimer SY. The reliability of neuroanatomy as a predictor of eloquence: a review. Neurosurg Focus. 2010 Feb; 28(2):E3. PMID: 20121438.
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    85. Medel R, Pouratian N, Elias WJ. Catheter-tip mass mimicking a spinal epidural hematoma. J Neurosurg Spine. 2010 Jan; 12(1):66-71. PMID: 20043767.
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    86. Sheehan J, Pouratian N. Stereotactic radiosurgery: quo vadis? Neurosurg Focus. 2009 Dec; 27(6):E1. PMID: 19951052.
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    87. Jagannathan J, Yen CP, Ray DK, Schlesinger D, Oskouian RJ, Pouratian N, Shaffrey ME, Larner J, Sheehan JP. Gamma Knife radiosurgery to the surgical cavity following resection of brain metastases. J Neurosurg. 2009 Sep; 111(3):431-8. PMID: 19361267.
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    88. Jagannathan J, Vates GE, Pouratian N, Sheehan JP, Patrie J, Grady MS, Jane JA. Impact of the Accreditation Council for Graduate Medical Education work-hour regulations on neurosurgical resident education and productivity. J Neurosurg. 2009 May; 110(5):820-7. PMID: 19409028.
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    89. Jagannathan J, Yen CP, Pouratian N, Laws ER, Sheehan JP. Stereotactic radiosurgery for pituitary adenomas: a comprehensive review of indications, techniques and long-term results using the Gamma Knife. J Neurooncol. 2009 May; 92(3):345-56. PMID: 19357961.
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    90. Pouratian N, Crowley RW, Sherman JH, Jagannathan J, Sheehan JP. Gamma Knife radiosurgery after radiation therapy as an adjunctive treatment for glioblastoma. J Neurooncol. 2009 Sep; 94(3):409-18. PMID: 19330482.
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    91. Thiele RH, Pouratian N, Zuo Z, Scalzo DC, Dobbs HA, Dumont AS, Kassell NF, Nemergut EC. Strict glucose control does not affect mortality after aneurysmal subarachnoid hemorrhage. Anesthesiology. 2009 Mar; 110(3):603-10. PMID: 19225391.
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    92. Prevedello DM, Pouratian N, Sherman J, Jane JA, Vance ML, Lopes MB, Laws ER. Management of Cushing's disease: outcome in patients with microadenoma detected on pituitary magnetic resonance imaging. J Neurosurg. 2008 Oct; 109(4):751-9. PMID: 18826366.
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    93. Neyns B, Cordera S, Joosens E, Pouratian N, Nader P. Non-Hodgkin's lymphoma in patients with glioma treated with temozolomide. J Clin Oncol. 2008 Sep 20; 26(27):4518-9. PMID: 18802168.
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    94. Pouratian N, Mut M, Jagannathan J, Lopes MB, Shaffrey ME, Schiff D. Low-grade gliomas in older patients: a retrospective analysis of prognostic factors. J Neurooncol. 2008 Dec; 90(3):341-50. PMID: 18682893.
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    95. Gazoni FM, Pouratian N, Nemergut EC. Effect of ropivacaine skull block on perioperative outcomes in patients with supratentorial brain tumors and comparison with remifentanil: a pilot study. J Neurosurg. 2008 Jul; 109(1):44-9. PMID: 18590431.
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    96. Jagannathan J, Sheehan JP, Pouratian N, Laws ER, Steiner L, Vance ML. Gamma knife radiosurgery for acromegaly: outcomes after failed transsphenoidal surgery. Neurosurgery. 2008 Jun; 62(6):1262-9; discussion 1269-70. PMID: 18824992.
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    97. Sheehan J, Ionescu A, Pouratian N, Hamilton DK, Schlesinger D, Oskouian RJ, Sansur C. Use of trans sodium crocetinate for sensitizing glioblastoma multiforme to radiation: laboratory investigation. J Neurosurg. 2008 May; 108(5):972-8. PMID: 18447715.
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    98. Sherman JH, Pouratian N, Okonkwo DO, Jane JA, Laws ER. Reconstruction of the sellar dura in transsphenoidal surgery using an expanded polytetrafluoroethylene dural substitute. Surg Neurol. 2008 Jan; 69(1):73-6; discussion 76. PMID: 18054621.
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    99. Sansur CA, Frysinger RC, Pouratian N, Fu KM, Bittl M, Oskouian RJ, Laws ER, Elias WJ. Incidence of symptomatic hemorrhage after stereotactic electrode placement. J Neurosurg. 2007 Nov; 107(5):998-1003. PMID: 17977273.
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    100. Pouratian N, Asthagiri A, Jagannathan J, Shaffrey ME, Schiff D. Surgery Insight: the role of surgery in the management of low-grade gliomas. Nat Clin Pract Neurol. 2007 Nov; 3(11):628-39. PMID: 17982433.
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    101. Asthagiri AR, Pouratian N, Sherman J, Ahmed G, Shaffrey ME. Advances in brain tumor surgery. Neurol Clin. 2007 Nov; 25(4):975-1003, viii-ix. PMID: 17964023.
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    102. Pouratian N, Prevedello DM, Jagannathan J, Lopes MB, Vance ML, Laws ER. Outcomes and management of patients with Cushing's disease without pathological confirmation of tumor resection after transsphenoidal surgery. J Clin Endocrinol Metab. 2007 Sep; 92(9):3383-8. PMID: 17595252.
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    103. Jagannathan J, Sheehan JP, Pouratian N, Laws ER, Steiner L, Vance ML. Gamma Knife surgery for Cushing's disease. J Neurosurg. 2007 Jun; 106(6):980-7. PMID: 17564168.
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    104. Pouratian N, Sansur CA, Newman SA, Jane JA, Jane JA. Chiari malformations in patients with uncorrected sagittal synostosis. Surg Neurol. 2007 Apr; 67(4):422-7; discussion 427-8. PMID: 17350422.
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    105. Sansur CA, Pouratian N, Dumont AS, Schiff D, Shaffrey CI, Shaffrey ME. Part II: spinal-cord neoplasms--primary tumours of the bony spine and adjacent soft tissues. Lancet Oncol. 2007 Feb; 8(2):137-47. PMID: 17267328.
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    106. Pouratian N, Gasco J, Sherman JH, Shaffrey ME, Schiff D. Toxicity and efficacy of protracted low dose temozolomide for the treatment of low grade gliomas. J Neurooncol. 2007 May; 82(3):281-8. PMID: 17082887.
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    107. Elias WJ, Pouratian N, Oskouian RJ, Schirmer B, Burns T. Peroneal neuropathy following successful bariatric surgery. Case report and review of the literature. J Neurosurg. 2006 Oct; 105(4):631-5. PMID: 17044570.
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    108. Pouratian N, Sheehan J, Jagannathan J, Laws ER, Steiner L, Vance ML. Gamma knife radiosurgery for medically and surgically refractory prolactinomas. Neurosurgery. 2006 Aug; 59(2):255-66; discussion 255-66. PMID: 16883166.
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    109. Pouratian N. Blood flow affects light transmission but its impact on NIRS remains unclear. Neuroimage. 2006 Oct 15; 33(1):11-2. PMID: 16822683.
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    110. Oskouian RJ, Shaffrey CI, Whitehill R, Sansur CA, Pouratian N, Kanter AS, Asthagiri AR, Dumont AS, Sheehan JP, Elias WJ, Shaffrey ME. Anterior stabilization of three-column thoracolumbar spinal trauma. J Neurosurg Spine. 2006 Jul; 5(1):18-25. PMID: 16850952.
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    111. Sheehan J, Eischeid A, Saunders R, Pouratian N. Potentiation of neurite outgrowth and reduction of apoptosis by immunosuppressive agents: implications for neuronal injury and transplantation. Neurosurg Focus. 2006 May 15; 20(5):E9. PMID: 16711666.
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    112. Pouratian N, Oskouian RJ, Jensen ME, Kassell NF, Dumont AS. Endovascular management of unruptured intracranial aneurysms. J Neurol Neurosurg Psychiatry. 2006 May; 77(5):572-8. PMID: 16614015; PMCID: PMC2117441.
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    113. Crowley RW, Pouratian N, Sheehan JP. Gamma knife surgery for glioblastoma multiforme. Neurosurg Focus. 2006 Apr 15; 20(4):E17. PMID: 16709022.
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    114. Sheehan JP, Jagannathan J, Pouratian N, Steiner L. Stereotactic radiosurgery for pituitary adenomas: a review of the literature and our experience. Front Horm Res. 2006; 34:185-205. PMID: 16474221.
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    115. Guiou M, Sheth S, Nemoto M, Walker M, Pouratian N, Ba A, Toga AW. Cortical spreading depression produces long-term disruption of activity-related changes in cerebral blood volume and neurovascular coupling. J Biomed Opt. 2005 Jan-Feb; 10(1):11004. PMID: 15847570.
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    116. Cannestra AF, Pouratian N, Forage J, Bookheimer SY, Martin NA, Toga AW. Functional magnetic resonance imaging and optical imaging for dominant-hemisphere perisylvian arteriovenous malformations. Neurosurgery. 2004 Oct; 55(4):804-12; discussion 812-4. PMID: 15458588.
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    117. Pouratian N, Cannestra AF, Bookheimer SY, Martin NA, Toga AW. Variability of intraoperative electrocortical stimulation mapping parameters across and within individuals. J Neurosurg. 2004 Sep; 101(3):458-66. PMID: 15352604.
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    118. Sheth SA, Nemoto M, Guiou M, Walker M, Pouratian N, Toga AW. Linear and nonlinear relationships between neuronal activity, oxygen metabolism, and hemodynamic responses. Neuron. 2004 Apr 22; 42(2):347-55. PMID: 15091348.
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    119. Nemoto M, Sheth S, Guiou M, Pouratian N, Chen JW, Toga AW. Functional signal- and paradigm-dependent linear relationships between synaptic activity and hemodynamic responses in rat somatosensory cortex. J Neurosci. 2004 Apr 14; 24(15):3850-61. PMID: 15084666.
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    120. Sheth SA, Nemoto M, Guiou M, Walker M, Pouratian N, Hageman N, Toga AW. Columnar specificity of microvascular oxygenation and volume responses: implications for functional brain mapping. J Neurosci. 2004 Jan 21; 24(3):634-41. PMID: 14736849.
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    121. Pouratian N, Kassell NF, Dumont AS. Update on management of intracerebral hemorrhage. Neurosurg Focus. 2003 Oct 15; 15(4):E2. PMID: 15344895.
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    122. Pouratian N, Sheth S, Bookheimer SY, Martin NA, Toga AW. Applications and limitations of perfusion-dependent functional brain mapping for neurosurgical guidance. Neurosurg Focus. 2003 Jul 15; 15(1):E2. PMID: 15355004.
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    123. Sheth S, Nemoto M, Guiou M, Walker M, Pouratian N, Toga AW. Evaluation of coupling between optical intrinsic signals and neuronal activity in rat somatosensory cortex. Neuroimage. 2003 Jul; 19(3):884-94. PMID: 12880817.
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    124. Pouratian N, Bookheimer SY, Rubino G, Martin NA, Toga AW. Category-specific naming deficit identified by intraoperative stimulation mapping and postoperative neuropsychological testing. Case report. J Neurosurg. 2003 Jul; 99(1):170-6. PMID: 12854762.
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    125. Pouratian N, Sheth SA, Martin NA, Toga AW. Shedding light on brain mapping: advances in human optical imaging. Trends Neurosci. 2003 May; 26(5):277-82. PMID: 12744845.
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    126. Ba AM, Guiou M, Pouratian N, Muthialu A, Rex DE, Cannestra AF, Chen JW, Toga AW. Multiwavelength optical intrinsic signal imaging of cortical spreading depression. J Neurophysiol. 2002 Nov; 88(5):2726-35. PMID: 12424307.
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    127. Pouratian N, Cannestra AF, Martin NA, Toga AW. Intraoperative optical intrinsic signal imaging: a clinical tool for functional brain mapping. Neurosurg Focus. 2002 Oct 15; 13(4):e1. PMID: 15771400.
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    128. Pouratian N, Bookheimer SY, Rex DE, Martin NA, Toga AW. Utility of preoperative functional magnetic resonance imaging for identifying language cortices in patients with vascular malformations. Neurosurg Focus. 2002 Oct 15; 13(4):e4. PMID: 15771403.
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    129. Pouratian N, Bookheimer SY, Rex DE, Martin NA, Toga AW. Utility of preoperative functional magnetic resonance imaging for identifying language cortices in patients with vascular malformations. J Neurosurg. 2002 Jul; 97(1):21-32. PMID: 12134916.
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    130. Blood AJ, Pouratian N, Toga AW. Temporally staggered forelimb stimulation modulates barrel cortex optical intrinsic signal responses to whisker stimulation. J Neurophysiol. 2002 Jul; 88(1):422-37. PMID: 12091565.
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    131. Pouratian N, Sicotte N, Rex D, Martin NA, Becker D, Cannestra AF, Toga AW. Spatial/temporal correlation of BOLD and optical intrinsic signals in humans. Magn Reson Med. 2002 Apr; 47(4):766-76. PMID: 11948739.
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    132. Cannestra AF, Pouratian N, Bookheimer SY, Martin NA, Beckerand DP, Toga AW. Temporal spatial differences observed by functional MRI and human intraoperative optical imaging. Cereb Cortex. 2001 Aug; 11(8):773-82. PMID: 11459767.
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    133. Pouratian N, Bookheimer SY, O'Farrell AM, Sicotte NL, Cannestra AF, Becker D, Toga AW. Optical imaging of bilingual cortical representations. Case report. J Neurosurg. 2000 Oct; 93(4):676-81. PMID: 11014547.
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    134. O'Farrell AM, Rex DE, Muthialu A, Pouratian N, Wong GK, Cannestra AF, Chen JW, Toga AW. Characterization of optical intrinsic signals and blood volume during cortical spreading depression. Neuroreport. 2000 Jul 14; 11(10):2121-5. PMID: 10923656.
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    135. Cannestra AF, Bookheimer SY, Pouratian N, O'Farrell A, Sicotte N, Martin NA, Becker D, Rubino G, Toga AW. Temporal and topographical characterization of language cortices using intraoperative optical intrinsic signals. Neuroimage. 2000 Jul; 12(1):41-54. PMID: 10875901.
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    136. Cannestra AF, Pouratian N, Shomer MH, Toga AW. Refractory periods observed by intrinsic signal and fluorescent dye imaging. J Neurophysiol. 1998 Sep; 80(3):1522-32. PMID: 9744956.
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