Sanjeet S. Grewal, M.D.

  1. Neurosurgeon
  1. Freund BE, Barrios ML, Feyissa AM, Sabsevitz D, Grewal SS, Freeman WD, Middlebrooks EH, Sanchez-Garavito JE, Quinones-Hinojosa A, Tatum WO. A review of acute symptomatic seizures during awake craniotomy for tumour resection. Br J Neurosurg. 2024 Oct 16; 1-6 [Epub ahead of print]
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  2. Patel V, Tao S, Zhou X, Lin C, Westerhold E, Grewal S, Middlebrooks EH. Real-Time Optimal Synthetic Inversion Recovery Image Selection (RT-OSIRIS) for Deep Brain Stimulation Targeting. J Imaging Inform Med. 2024 Oct; 37 (5):2698-2705 Epub 2024 Apr 19
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  3. Middlebrooks EH, Gupta V, Agarwal AK, Freund BE, Messina SA, Tatum WO, Sabsevitz DS, Feyissa AM, Mirsattari SM, Galan FN, Quinones-Hinojosa A, Grewal SS, Murray JV. Radiologic Classification of Hippocampal Sclerosis in Epilepsy. AJNR Am J Neuroradiol. 2024 Sep 9; 45 (9):1185-1193 Epub 2024 Sept 09
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  4. Scheitler KM, Rusheen AE, Yuen J, Goyal A, Hong S, Osman GM, Sharaf B, Klassen BT, Grewal SS, Miller KJ, Shin H, Oh Y, Lee KH. Clinical evaluation of a stereotactic system for single-stage deep brain stimulation surgery under general anesthesia: technical note. J Neurosurg. 2024 Aug 1; 141 (2):406-411 Epub 2024 Mar 15
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  5. Yi H, Kim H, Kim KR, Kim JH, Kim J, Lee H, Grewal SS, Freeman WD, Yeo WH. Flexible low-profile external ventricular drain catheter for real-time brain monitoring. Biosens Bioelectron. 2024 Jul 1; 255:116267 Epub 2024 Apr 02
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  6. Middlebrooks EH, Tipton PW, Greco E, Okromelidze L, Patel V, Wszolek ZK, Zhou X, Tao S, Westerhold EM, Straub S, Uitti RJ, Sandhu SJS, Quinones-Hinojosa A, Grewal SS. Enhancing outcomes in deep brain stimulation: a comparative study of direct targeting using 7T versus 3T MRI. J Neurosurg. 2024 Jul 1; 141 (1):252-259 Epub 2024 Feb 23
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  7. Okromelidze L, Gupta V, Jain A, Gopal N, Feyissa AM, Tatum WO 4th, Quinones-Hinojosa A, Grewal SS, Middlebrooks EH. Temporal pole blurring in temporal lobe epilepsy revealed by 3D Edge-Enhancing Gradient Echo MRI. Neuroradiol J. 2024 Jun; 37 (3):386-389 Epub 2022 Jan 06
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  8. Quinones-Hinojosa A, Basil A, Moniz-Garcia D, Suarez-Meade P, Ramos A, Jentoft M, Middlebrooks E, Grewal S, Abode-Iyamah K, Bydon M, Sarkaria J, Dickson D, Swanson K, Rosenfeld S, Schiapparelli P, Guerrero-Cazares H, Chaichana K, Meyer F. From the Operating Room to the Laboratory: Role of the Neuroscience Tissue Biorepository in the Clinical, Translational, and Basic Science Research Pipeline. Mayo Clin Proc. 2024 Feb; 99 (2):229-240
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  9. Ghaith AK, El-Hajj VG, Sanchez-Garavito JE, Zamanian C, Ghanem M, Bon-Nieves A, Chen B, Drees CN, Miller D, Parker JJ, Almeida JP, Elmi-Terander A, Tatum W, Middlebrooks EH, Bydon M, Van-Gompel JJ, Lundstrom BN, Grewal SS. Trends in the Utilization of Surgical Modalities for the Treatment of Drug-Resistant Epilepsy: A Comprehensive 10-Year Analysis Using the National Inpatient Sample. Neurosurgery. 2024 Jan 8 Epub 2024 Jan 08
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  10. Lakhani DA, Zhou X, Tao S, Patel V, Wen S, Okromelidze L, Greco E, Lin C, Westerhold EM, Straub S, Wszolek ZK, Tipton PW, Uitti RJ, Grewal SS, Middlebrooks EH. Diagnostic utility of 7T neuromelanin imaging of the substantia nigra in Parkinson's disease. NPJ Parkinsons Dis. 2024 Jan 08; 10(1):13.
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  11. Moniz-Garcia D, Bojaxhi E, Borah BJ, Dholakia R, Kim H, Sousa-Pinto B, Almeida JP, Mendhi M, Freeman WD, Sherman W, Christel L, Rosenfeld S, Grewal SS, Middlebrooks EH, Sabsevitz D, Gruenbaum BF, Chaichana KL, Quinones-Hinojosa A. Awake Craniotomy Program Implementation. JAMA Netw Open. 2024 Jan 2; 7 (1):e2352917 Epub 2024 Jan 02
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  12. Freund BE, Feyissa AM, Khan A, Middlebrooks EH, Grewal SS, Sabsevitz D, Sherman WJ, Quinones-Hinojosa A, Tatum WO. Early Postoperative Seizures Following Awake Craniotomy and Functional Brain Mapping for Lesionectomy. World Neurosurg. 2024 Jan; 181:e732-e742 Epub 2023 Oct 28
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  13. de Macedo Filho L, Machado CCP, Mendes GBB, Santana LMF, Ruella ME, Grewal S, Chaichana KL, Quinones Hinojosa A, Fermo O, Almeida JP. Spontaneous rhinorrhea and idiopathic intracranial hypertension: a complex and challenging association. Neurol Neurochir Pol. 2024; 58 (1):31-37 Epub 2024 Feb 23
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  14. Yuen J, Klassen BT, Sandroni P, Huston J 3rd, Grewal SS, Wharen RE Jr, Lee KH. Implantable Subdural Cortical Stimulation for Chronic Intractable Pain Treatment-The Mayo Experience and Review of Literature. Neuromodulation. 2024 Jan; 27 (1):200-208 Epub 2023 Feb 19
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  15. Chaichana Kaisorn, Grewal Sanjeet, Middlebrooks Erik, Bojaxhi Elird, Gruenbaum Benjamin, Christel Lynda, Borah Bijan, Dholakia Ruchita, Kim Han, Cavalcante de Almeida, Freeman William, Sherman Wendy, Rosenfeld Steven, Sabsevitz David, Quinones-Hinojosa Alfredo. Awake Craniotomy Program Implementation: a Cost-Utility Analysis JAMA. 2023.
  16. Perez-Vega C, Sanghavi DK, Moreno Franco P, Chadha RM, Ardon AE, Bojaxhi E, Torp KD, Marshall LA, Halstead TM, Ford VE, Christel LM, Grewal SS, Chaichana KL, Quinones-Hinojosa A, Howard LW, Fox WC, Freeman WD, NPCU Group. Safety and Feasibility of a Fast-Track Pathway for Neurosurgical Craniotomy Patients: Bypassing the Intensive Care Unit. Mayo Clin Proc Innov Qual Outcomes. 2023 Dec; 7 (6):534-543 Epub 2023 Nov 15
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  17. Parisi V, Gregg NM, Lundstrom BN, Alcala-Zermeno JL, Worrell G, Kerezoudis P, Grewal SS, Brinkmann BH, Middlebrooks EH, Van Gompel JJ. Temporo-Parietal Extraventricular Approach for Deep Brain Stimulation Targeting the Anterior Nucleus of the Thalamus: Institutional Experience. Neurosurgery. 2023 Dec 1; 93 (6):1393-1406 Epub 2023 July 21
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  18. Parizadeh D, Fermo O, Vibhute P, Gupta V, Arturo Larco JL, Grewal SS, Quinones-Hinojosa A, Erben YM, Clendenen S, Rozen TD, Huynh TJ. Transvenous embolization of cerebrospinal fluid-venous fistulas: Independent validation and feasibility of upper-extremity approach and using dual-microcatheter and balloon pressure cooker technique. J Neurointerv Surg. 2023 Dec; 15 (12):1234-1241 Epub 2023 Jan 23
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  19. Freund BE, Feyissa AM, Khan A, Sirven JI, Grewal SS, Sabsevitz D, Moniz-Garcia D, Quinones-Hinojosa A, Tatum WO. Enhanced sensitivity of electrocorticography during awake craniotomy using a novel circular grid electrode. J Neurooncol. 2023 Nov; 165(2):313-320. Epub 2023 Nov 07.
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  20. Freund BE, Sherman WJ, Sabsevitz DS, Middlebrooks EH, Feyissa AM, Garcia DM, Moniz Garcia D, Grewal SS, Chaichana KL, Quinones-Hinojosa A, Tatum WO 4th. Can we improve electrocorticography using a circular grid array in brain tumor surgery? Biomed Phys Eng Express. 2023 Nov 1; 9 (6) Epub 2023 Nov 01
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  21. Singh O, Carvalho DZ, Espay AJ, Benarroch EE, Grewal SS, Pagani-Estevez GL. Spinal cord stimulation for gait impairment in Parkinson Disease: scoping review and mechanistic considerations. Pain Med. 2023 Oct 13; 24 (Supplement_2):S11-S17
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  22. Tipton PW, Atik M, Soto-Beasley AI, Day GS, Grewal SS, Chaichana K, Fermo OP, Ball CT, Heckman MG, White LJ, Quicksall ZS, Reddy JS, Ramanan VK, Vemuri P, Elder BD, Ertekin-Taner N, Ross O, Graff-Radford N. CWH43 Variants Are Associated With Disease Risk and Clinical Phenotypic Measures in Patients With Normal Pressure Hydrocephalus. Neurol Genet. 2023 Oct; 9 (5):e200086 Epub 2023 July 19
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  23. Sanchez-Boluarte SS, Feyissa AM, Freund B, Khan A, Middlebrooks EH, Grewal SS, Tatum WO. Cervical Radiofrequency Ablation Artifact Mimicking an Electrographic Seizure on RNS. J Clin Neurophysiol. 2023 Jul 1; 40 (5):478-480 Epub 2023 Apr 17
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  24. Khan A, Middlebrooks EH, Freund B, Grewal S, Tatum WO. Is thalamic deep brain stimulation synergistic with vagus nerve stimulation in drug-resistant genetic generalized epilepsy? Epileptic Disord. 2023 Jun; 25 (3):406-409 Epub 2023 Apr 27
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  25. Khan A, Middlebrooks EH, Javarayee P, Tatum WO, Sanchez Bolurate SS, Grewal SS, Feyissa AM. Pearls & Oy-sters: Harnessing New Diagnostic and Therapeutic Approaches to Treat a Patient With Genetic Drug-Resistant Focal Epilepsy. Neurology. 2023 May 23; 100 (21):1020-1024 Epub 2023 Jan 25
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  26. Freund BE, Greco E, Okromelidze L, Mendez J, Tatum WO, Grewal SS, Middlebrooks EH. Clinical outcome of imaging-based programming for anterior thalamic nucleus deep brain stimulation. J Neurosurg. 2023 Apr 1; 138 (4):1008-1015 Epub 2022 Sept 09
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  27. Tao S, Zhou X, Greco E, Gupta V, Freund BE, Westerhold EM, Feyissa AM, Tatum WO, Grewal S, Patel V, Middlebrooks EH. Edge-Enhancing Gradient-Echo MP2RAGE for Clinical Epilepsy Imaging at 7T. AJNR Am J Neuroradiol. 2023 Mar; 44 (3):268-270 Epub 2023 Feb 02
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  28. Berckemeyer MA, Suarez-Meade P, Carcelen MFV, Ricci MD, Cheshire WP, Trifiletti DM, Middlebrooks EH, Quinones-Hinojosa A, Grewal SS. Current advances in the surgical treatment of glossopharyngeal neuralgia. Neurosurg Rev. 2023 Feb 2; 46 (1):47 Epub 2023 Feb 02
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  29. Chen B, Grewal SS, Middlebrooks EH, Tatum WO, Ritaccio AL, Sirven JI, Freund BE, Feyissa AM. Intraoperative electrocorticography during laser-interstitial thermal therapy predicts seizure outcome in mesial temporal lobe epilepsy. Clin Neurophysiol. 2023 Feb; 146:118-123 Epub 2022 Dec 22
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  30. Middlebrooks EH, Tao S, Zhou X, Greco E, Westerhold EM, Tipton PW, Quinones-Hinojosa A, Grewal SS, Patel V. Synthetic Inversion Image Generation using MP2RAGE T1 Mapping for Surgical Targeting in Deep Brain Stimulation and Lesioning. Stereotact Funct Neurosurg 2023; 101 (5):326-331 Epub 2023 Aug 22
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  31. Lundstrom BN, Lin C, Starnes DK, Middlebrooks EH, Tatum W, Grewal SS, Crepeau AZ, Gregg NM, Miller KJ, Van Gompel JJ, Watson RE. Safety and Management of Implanted Epilepsy Devices for Imaging and Surgery. Mayo Clin Proc. 2022 Nov; 97 (11):2123-2138 Epub 2022 Oct 07
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  32. Safa A, De Biase G, Ramos-Fresnedo A, Chaichana KL, Abode-Iyamah K, Chen SG, Grewal SS, Buchanan I, Fox WC, Tawk RG, Deen G, Nottmeier E, Quinones-Hinojosa A. Interactive Neurosurgery Lecture Series: A Global Education Platform of Tele-Teaching During the Coronavirus Disease 2019 Pandemic and Beyond. World Neurosurg. 2022 Oct; 166:e731-e740 Epub 2022 Aug 01
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  33. Cox BC, Khattak JF, Starnes K, Brinkmann BH, Tatum WO, Noe KH, Van Gompel JJ, Miller KJ, Marsh WR, Grewal SS, Zimmerman RS, So EL, Wong-Kisiel LC, Burkholder DB. Subclinical seizures on stereotactic EEG: characteristics and prognostic value. Seizure. 2022 Oct; 101:96-102 Epub 2022 July 29
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  34. Koay JM, Blackmon KE, Middlebrooks EH, Quinones-Hinojosa A, Chaichana KL, Feyissa AM, Grewal SS, Sabsevitz DS. Examining the role of the uncinate fasciculus in proper noun naming: awake brain tumor resections and stereo EEG targeted electrical stimulation multiple case study. Neurocase. 2022 Oct; 28(5):439-447. Epub 2022 Dec 22.
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  35. Middlebrooks EH, Grewal SS. Brain Connectomics. Neuroimaging Clin N Am. 2022 Aug; 32 (3):543-552
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  36. Middlebrooks EH, Tipton P, Okromelidze L, Greco E, Mendez JA, Uitti R, Grewal SS. Deep Brain Stimulation for Tremor: Direct Targeting of a Novel Imaging Biomarker. Ann Neurol 2022 Aug; 92 (2):341-342 Epub 2022 June 09
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  37. Ramos-Fresnedo A, Perez-Vega C, Domingo RA, Lee SJ, Perkerson RB, Zubair AC, Takahisa K, Tatum W, Quinones-Hinojosa A, Middlebrooks EH, Grewal SS. Mesenchymal stem cell therapy for focal epilepsy: A systematic review of preclinical models and clinical studies. Epilepsia. 2022 Jul; 63(7):1607-1618. Epub 2022 May 11.
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  38. Middlebrooks EH, He X, Grewal SS, Keller SS. Neuroimaging and thalamic connectomics in epilepsy neuromodulation. Epilepsy Res. 2022 May; 182:106916 Epub 2022 Mar 30
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  39. Freund B, Grewal SS, Middlebrooks EH, Moniz-Garcia D, Feyissa AM, Tatum WO. Dual-Device Neuromodulation in Epilepsy. World Neurosurg. 2022 May; 161:e596-e601. Epub 2022 Feb 18.
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  40. Patel T, Carnwath TP, Wang X, Allen M, Lincoln SJ, Lewis-Tuffin LJ, Quicksall ZS, Lin S, Tutor-New FQ, Ho CCG, Min Y, Malphrus KG, Nguyen TT, Martin E, Garcia CA, Alkharboosh RM, Grewal S, Chaichana K, Wharen R, Guerrero-Cazares H, Quinones-Hinojosa A, Ertekin-Taner N. Transcriptional landscape of human microglia implicates age, sex, and APOE-related immunometabolic pathway perturbations. Aging Cell. 2022 May; 21 (5):e13606 Epub 2022 Apr 06
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  41. Middlebrooks EH, Okromelidze L, Carter RE, Jain A, Lin C, Westerhold E, Pena AB, Quinones-Hinojosa A, Uitti RJ, Grewal SS. Directed stimulation of the dentato-rubro-thalamic tract for deep brain stimulation in essential tremor: a blinded clinical trial. Neuroradiol J. 2022 Apr; 35 (2):203-212 Epub 2021 Aug 02
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  42. Lu CQ, Gosden GP, Okromelidze L, Jain A, Gupta V, Grewal SS, Lin C, Tatum WO, Messina SA, Quinones-Hinojosa A, Ju S, Middlebrooks EH. Brain structural differences in temporal lobe and frontal lobe epilepsy patients: A voxel-based morphometry and vertex-based surface analysis. Neuroradiol J. 2022 Apr; 35 (2):193-202 Epub 2021 July 27
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  43. Owen RL, Grewal SS, Thompson JM, Hassan A, Lee KH, Klassen BT. Effectiveness of Thalamic Ventralis Oralis Anterior and Posterior Nuclei Deep Brain Stimulation for Posttraumatic Dystonia. Mayo Clin Proc Innov Qual Outcomes. 2022 Apr; 6 (2):137-142 Epub 2022 Feb 21
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  44. Ramos-Fresnedo A, Perez-Vega C, Domingo RA, Cheshire WP, Middlebrooks EH, Grewal SS. Motor Cortex Stimulation for Pain: A Narrative Review of Indications, Techniques, and Outcomes. Neuromodulation. 2022 Feb; 25 (2):211-221 Epub 2021 Dec 18
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  45. Middlebrooks EH, Okromelidze L, Lin C, Jain A, Westerhold E, Ritaccio A, Quinones-Hinojosa A, Gupta V, Grewal SS. Edge-enhancing gradient echo with multi-image co-registration and averaging (EDGE-MICRA) for targeting thalamic centromedian and parafascicular nuclei. Neuroradiol J. 2021 Dec; 34 (6):667-675 Epub 2021 June 13
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  46. Middlebrooks EH, Jain A, Okromelidze L, Lin C, Westerhold EM, O'Steen CA, Ritaccio AL, Quiñones-Hinojosa A, Tatum WO, Grewal SS. Acute Brain Activation Patterns of High- Versus Low-Frequency Stimulation of the Anterior Nucleus of the Thalamus During Deep Brain Stimulation for Epilepsy. Neurosurgery. 2021 Oct 13; 89(5):901-908.
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  47. Jain A, Muneer MS, Okromelidze L, McGeary R, Valluri SK, Bhatt AA, Gupta V, Grewal SS, Cheshire WP, Middlebrooks EH, Sandhu SJS. Absence of Meckel Cave: A Rare Cause of Trigeminal Neuralgia. AJNR Am J Neuroradiol. 2021 Sep; 42 (9):1610-1614 Epub 2021 July 08
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  48. Tsuboi T, Wong JK, Eisinger RS, Okromelidze L, Burns MR, Ramirez-Zamora A, Almeida L, Wagle Shukla A, Foote KD, Okun MS, Grewal SS, Middlebrooks EH. Comparative connectivity correlates of dystonic and essential tremor deep brain stimulation. Brain. 2021 Jul 28; 144 (6):1774-1786
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  49. Ramos-Fresnedo A, Domingo RA, McGeary RC, Sirven JI, Feyissa AM, Tatum W, Ritaccio AL, Middlebrooks EH, Grewal SS. Encephalocele-Associated Drug-Resistant Epilepsy of Adult Onset: Diagnosis, Management, and Outcomes. World Neurosurg. 2021 Jul; 151:91-101 Epub 2021 May 05
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  50. Tsuboi T, Wong JK, Eisinger RS, Okromelidze L, Burns MR, Ramirez-Zamora A, Almeida L, Shukla AW, Foote KD, Okun MS, Grewal SS, Middlebrooks EH. Corrigendum to: Comparative connectivity correlates of dystonic and essential tremor deep brain stimulation. Brain. 2021 Jun 11 Epub 2021 June 11
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  51. ReFaey K, Tripathi S, Grewal SS, Bhargav AG, Quinones DJ, Chaichana KL, Antwi SO, Cooper LT, Meyer FB, Dronca RS, Diasio RB, Quinones-Hinojosa A. Cancer Mortality Rates Increasing vs Cardiovascular Disease Mortality Decreasing in the World: Future Implications. Mayo Clin Proc Innov Qual Outcomes. 2021 Jun; 5 (3):645-653 Epub 2021 June 08
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  52. Tsuboi T, Charbel M, Peterside DT, Rana M, Elkouzi A, Deeb W, Ramirez-Zamora A, Lemos Melo Lobo Jofili Lopes J, Almeida L, Zeilman PR, Eisinger RS, Foote KD, Okromelidze L, Grewal SS, Okun MS, Middlebrooks EH. Pallidal Connectivity Profiling of Stimulation-Induced Dyskinesia in Parkinson's Disease. Mov Disord. 2021 Feb; 36 (2):380-388 Epub 2020 Oct 01
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  53. Middlebrooks EH, Okromelidze L, Wong JK, Eisinger RS, Burns MR, Jain A, Lin HP, Yu J, Opri E, Horn A, Goede LL, Foote KD, Okun MS, Quiñones-Hinojosa A, Uitti RJ, Grewal SS, Tsuboi T. Connectivity correlates to predict essential tremor deep brain stimulation outcome: Evidence for a common treatment pathway. Neuroimage Clin. 2021; 32:102846. Epub 2021 Oct 04.
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  54. Singh TD, Sabsevitz DS, Desai NN, Middlebrooks EH, Feyissa AM, Grewal S, Wharen RE, Tatum WO, Ritaccio AL. Crying with depressed affect induced by electrical stimulation of the anterior insula: A stereo EEG case study. Epilepsy Behav Rep. 2021; 15:100421 Epub 2020 Dec 31
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  55. Ramos-Fresnedo A, Domingo RA, ReFaey K, Gassie K, Clifton W, Grewal SS, Chen SG, Chaichana KL, Quinones-Hinojosa A. Neurosurgical Interactive Teaching Series: Multidisciplinary Educational Approach. World Neurosurg. 2020 Dec; 144:e766-e773 Epub 2020 Sept 18
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  56. Clifton WE, Grewal S, Lundy L, Cheshire WP, Tubbs RS, Wharen RE. Clinical implications of nervus intermedius variants in patients with geniculate neuralgia: Let anatomy be the guide. Clin Anat. 2020 Oct; 33 (7):1056-1061 Epub 2019 Dec 26
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  57. Middlebrooks EH, Domingo RA, Vivas-Buitrago T, Okromelidze L, Tsuboi T, Wong JK, Eisinger RS, Almeida L, Burns MR, Horn A, Uitti RJ, Wharen RE Jr, Holanda VM, Grewal SS. Neuroimaging Advances in Deep Brain Stimulation: Review of Indications, Anatomy, and Brain Connectomics. AJNR Am J Neuroradiol. 2020 Sep; 41 (9):1558-1568 Epub 2020 Aug 13
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  58. Sabsevitz DS, Middlebrooks EH, Tatum W, Grewal SS, Wharen R, Ritaccio AL. Examining the function of the visual word form area with stereo EEG electrical stimulation: A case report of pure alexia. Cortex. 2020 Aug; 129:112-118 Epub 2020 Apr 28
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  59. Al-Kharboosh R, ReFaey K, Lara-Velazquez M, Grewal SS, Imitola J, Quinones-Hinojosa A. Inflammatory Mediators in Glioma Microenvironment Play a Dual Role in Gliomagenesis and Mesenchymal Stem Cell Homing: Implication for Cellular Therapy. Mayo Clin Proc Innov Qual Outcomes. 2020 Aug; 4 (4):443-459 Epub 2020 Aug 05
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  60. Grewal SS, Middlebrooks EH, Okromelidze L, Gosden GP, Tatum WO, Lundstrom BN, Worrell GA, Wharen RE, Van Gompel JJ. Variability Between Direct and Indirect Targeting of the Anterior Nucleus of the Thalamus. World Neurosurg. 2020 Jul; 139:e70-e77 Epub 2020 Apr 14
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  61. ReFaey K, Tripathi S, Bhargav AG, Grewal SS, Middlebrooks EH, Sabsevitz DS, Jentoft M, Brunner P, Wu A, Tatum WO, Ritaccio A, Chaichana KL, Quinones-Hinojosa A. Potential differences between monolingual and bilingual patients in approach and outcome after awake brain surgery. J Neurooncol. 2020 Jul; 148 (3):587-598 Epub 2020 June 10
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  62. Wong JK, Middlebrooks EH, Grewal SS, Almeida L, Hess CW, Okun MS. A Comprehensive Review of Brain Connectomics and Imaging to Improve Deep Brain Stimulation Outcomes. Mov Disord. 2020 May; 35 (5):741-751 Epub 2020 Apr 12
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  63. Bohm P, McKay J, Lucas J, Sabsevitz D, Feyissa AM, Ritaccio T, Grewal SS, Wharen RE, Gupta V, Tatum WO. Wada testing and fMRI in a polyglot evaluated for epilepsy surgery. Epileptic Disord. 2020 Apr 1; 22 (2):207-213
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  64. Domingo RA, Grewal S, Tawk RG. Interhemispheric Transcallosal Approach for Resection of Choroidal Arteriovenous Malformation: Operative Video. World Neurosurg 2020 Apr; 136:73 Epub 2019 Dec 30
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  65. Tatum WO, McKay JH, ReFaey K, Feyissa AM, Ryan D, Ritaccio A, Middlebrooks E, Yelvington K, Roth G, Acton E, Grewal S, Chaichana K, Quinones-Hinojosa A. Detection of after-discharges during intraoperative functional brain mapping in awake brain tumor surgery using a novel high-density circular grid. Clin Neurophysiol. 2020 Apr; 131 (4):828-835 Epub 2020 Jan 30
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  66. Tripathi S, ReFaey K, Stein R, Calhoun BJ, Despart AN, Brantley MC, Grewal SS, Quinones-Hinojosa A, Wharen RE. The reliability of Deep Brain Stimulation YouTube videos. J Clin Neurosci. 2020 Apr; 74:202-204 Epub 2020 Feb 21
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  67. Middlebrooks EH, Lin C, Okromelidze L, Lu CQ, Tatum WO, Wharen RE Jr, Grewal SS. Functional Activation Patterns of Deep Brain Stimulation of the Anterior Nucleus of the Thalamus. World Neurosurg. 2020 Apr; 136:357-363.e2 Epub 2020 Jan 27
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  68. Okromelidze L, Tsuboi T, Eisinger RS, Burns MR, Charbel M, Rana M, Grewal SS, Lu CQ, Almeida L, Foote KD, Okun MS, Middlebrooks EH. Functional and Structural Connectivity Patterns Associated with Clinical Outcomes in Deep Brain Stimulation of the Globus Pallidus Internus for Generalized Dystonia. AJNR Am J Neuroradiol. 2020 Mar; 41 (3):508-514 Epub 2020 Feb 13
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  69. Grewal SS, Alvi MA, Perkins WJ, Cascino GD, Britton JW, Burkholder DB, So E, Shin C, Marsh RW, Meyer FB, Worrell GA, Van Gompel JJ. Reassessing the impact of intraoperative electrocorticography on postoperative outcome of patients undergoing standard temporal lobectomy for MRI-negative temporal lobe epilepsy. J Neurosurg. 2020 Feb 1; 132 (2):605-614 Epub 2019 Feb 22
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  70. Castillo PR, Middlebrooks EH, Grewal SS, Okromelidze L, Meschia JF, Quinones-Hinojosa A, Uitti RJ, Wharen RE Jr. Globus Pallidus Externus Deep Brain Stimulation Treats Insomnia in a Patient With Parkinson Disease. Mayo Clin Proc 2020 Feb; 95 (2):419-422
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  71. Wang YC, Grewal SS, Goyal A, Alvi MA, Worrell G, Brinkmann B, Wong-Kisiel L, Britton J, Marsh WR, Burkholder D, Payne E, Shin C, Cascino G, Lundstrom BN, Wu MH, Van Gompel JJ. Comparison of narcotic pain control between stereotactic electrocorticography and subdural grid implantation. Epilepsy Behav. 2020 Feb; 103 (Pt A):106843 Epub 2019 Dec 24
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  72. Tawk RG, Akinduro OO, Grewal SS, Brasiliense L, Grand W, Grotenhuis A. Endoscopic Transforaminal Transchoroidal Approach to the Third Ventricle for Cystic and Solid Tumors. World Neurosurg. 2020 Feb; 134:e453-e459 Epub 2019 Oct 24
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  73. Grewal SS, Domingo RA, Wharen RE Jr. Left Radiofrequency Thalamotomy for Drug-Refractory Essential Tremor. World Neurosurg. 2020 Feb; 134:438 Epub 2019 Nov 05
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  74. Haranhalli N, Mbabuike N, Grewal SS, Hasan TF, Heckman MG, Freeman WD, Gupta V, Vibhute P, Brown BL, Miller DA, Jahromi BS, Tawk RG. Topographic correlation of infarct area on CT perfusion with functional outcome in acute ischemic stroke. J Neurosurg. 2020 Jan 1; 132 (1):33-41 Epub 2019 Jan 11
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  75. Mikula AL, ReFaey K, Grewal SS, Britton JW, Van Gompel JJ. Medial Temporal Encephalocele and Medically Intractable Epilepsy: A Tailored Inferior Temporal Lobectomy and Case Report. Oper Neurosurg (Hagerstown). 2020 Jan 1; 18 (1):E19-E22
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  76. Grewal SS, Benscoter M, Kuehn S, Lundstrom BN, Stead M, Worrell G, Van Gompel JJ. Minimally Invasive, Endoscopic-Assisted Device for Subdural Electrode Implantation in Epilepsy. Oper Neurosurg (Hagerstown). 2020 Jan 1; 18 (1):92-97
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  77. Wang YC, Kremen V, Brinkmann BH, Middlebrooks EH, Lundstrom BN, Grewal SS, Guragain H, Wu MH, Van Gompel JJ, Klassen BT, Stead M, Worrell GA. Probing circuit of Papez with stimulation of anterior nucleus of the thalamus and hippocampal evoked potentials. Epilepsy Res. 2020 Jan; 159:106248 Epub 2019 Nov 29
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  78. Middlebrooks EH, Lin C, Westerhold E, Okromelidze L, Vibhute P, Grewal SS, Gupta V. Improved detection of focal cortical dysplasia using a novel 3D imaging sequence: Edge-Enhancing Gradient Echo (3D-EDGE) MRI. Neuroimage Clin. 2020; 28:102449 Epub 2020 Sept 28
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  79. Vivas-Buitrago T, Domingo R, Tripathi S, Herrera JP, Heemskerk J, Grewal S, Zalewski NL, Quinones-Hinojosa A, Reimer R, Wharen RE, Graff-Radford NR. In NPH, setting valve opening pressure close to lumbar puncture opening pressure decreases overdrainage. Neurol Neurochir Pol. 2020; 54 (6):531-537 Epub 2020 Oct 13
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  80. ReFaey K, Grewal SS, Segura-Duran I, Thomas M, Wharen RE Jr. Video-Assisted Bilateral Thoracoscopic Sympathotomy for Palmar Hyperhidrosis. World Neurosurg. 2019 Dec; 132:333 Epub 2019 Sept 13
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  81. Grewal SS, Tatum WO. Laser thermal ablation in epilepsy. Expert Rev Neurother. 2019 Dec; 19 (12):1211-1218 Epub 2019 Aug 06
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  82. Tatum WO, Feyissa AM, ReFaey K, Grewal SS, Alvi MA, Castro-Apolo R, Roth G, Segura-Duran I, Mahato D, Ruiz-Garcia H, Pamias-Portalatin E, Yelvington K, Chaichana K, Bechtle P, Quinones-Hinojosa A. Periodic focal epileptiform discharges. Clin Neurophysiol. 2019 Aug; 130 (8):1320-1328 Epub 2019 May 31
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  83. Wang YC, Grewal SS, Middlebrooks EH, Worrell GA, Stead M, Lundstrom BN, Britton JW, Wu MH, Van Gompel JJ. Targeting analysis of a novel parietal approach for deep brain stimulation of the anterior nucleus of the thalamus for epilepsy. Epilepsy Res. 2019 Jul; 153:1-6 Epub 2019 Mar 19
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  84. Gassie K, Grewal S, Chen SG. Atlantooccipital Synovial Cyst with Isolated Hypoglossal Nerve Palsy: Case Report of Nonfusion Surgical Approach and Review of Literature. World Neurosurg. 2019 Jun; 126:434-438 Epub 2019 Mar 25
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  85. Grewal SS, Zimmerman RS, Worrell G, Brinkmann BH, Tatum WO, Crepeau AZ, Woodrum DA, Gorny KR, Felmlee JP, Watson RE, Hoxworth JM, Gupta V, Vibhute P, Trenerry MR, Kaufmann TJ, Marsh WR, Wharen RE, Van Gompel JJ. Laser ablation for mesial temporal epilepsy: a multi-site, single institutional series. J Neurosurg. 2019 Jun 1; 130 (6):2055-2062 Epub 2018 July 06
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  86. Grewal SS, Collin P, Ishak B, Iwanaga J, Amrami KK, Ringler MD, de Ruiter GCW, Spinner RJ, Tubbs RS. Innervation of the anconeus epitrochlearis muscle: MRI and cadaveric studies. Clin Anat. 2019 Mar; 32 (2):218-223 Epub 2018 Oct 14
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  87. Grewal SS, Alvi MA, Lu VM, Wahood W, Worrell GA, Tatum W, Wharen RE Jr, Van Gompel JJ. Magnetic Resonance-Guided Laser Interstitial Thermal Therapy Versus Stereotactic Radiosurgery for Medically Intractable Temporal Lobe Epilepsy: A Systematic Review and Meta-Analysis of Seizure Outcomes and Complications. World Neurosurg. 2019 Feb; 122:e32-e47 Epub 2018 Sept 20
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  88. Grewal SS, ReFaey K, Grassle AL, Uitti RJ, Wharen RE Jr. A curious case of DBS radiofrequency programmer interference. NPJ Parkinsons Dis. 2019; 5:3 Epub 2019 Feb 01
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  89. Middlebrooks EH, Grewal SS, Holanda VM. Complexities of connectivity-based DBS targeting: Rebirth of the debate on thalamic and subthalamic treatment of tremor. Neuroimage Clin 2019; 22:101761 Epub 2019 Mar 20
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  90. Tatum WO, Thottempudi N, Gupta V, Feyissa AM, Grewal SS, Wharen RE, Pizzi MA. De novo temporal intermittent rhythmic delta activity after laser interstitial thermal therapy for mesial temporal lobe epilepsy predicts poor seizure outcome. Clin Neurophysiol. 2019 Jan; 130 (1):122-127 Epub 2018 Nov 26
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  91. Grewal SS, Adams AC, Van Gompel JJ. Vagal nerve stimulation for intractable hiccups is not a panacea: a case report and review of the literature. Int J Neurosci. 2018 Dec; 128 (12):1114-1117 Epub 2018 July 03
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  92. Ganaha S, Grewal SS, Cheshire WP, Reimer R, Quinones-Hinojosa A, Wharen RE. Surgical treatment of bilateral glossopharyngeal neuralgia. Int J Neurosci. 2018 Dec; 128 (12):1204-1206 Epub 2018 Oct 30
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  93. Grewal SS, Holanda VM, Middlebrooks EH. Corticopallidal Connectome of the Globus Pallidus Externus in Humans: An Exploratory Study of Structural Connectivity Using Probabilistic Diffusion Tractography. AJNR Am J Neuroradiol. 2018 Nov; 39 (11):2120-2125 Epub 2018 Sept 27
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  94. Grewal SS, Gorny KR, Favazza CP, Watson RE, Kaufmann TJ, Van Gompel JJ. Safety of Laser Interstitial Thermal Therapy in Patients With Pacemakers. Oper Neurosurg (Hagerstown). 2018 Nov 1; 15 (5):E69-E72
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  95. Brown DA, Himes BT, Kerezoudis P, Chilinda-Salter YM, Grewal SS, Spear JA, Bydon M, Burns TC, Parney IF. Insurance correlates with improved access to care and outcome among glioblastoma patients. Neuro Oncol. 2018 Sep 03; 20(10):1374-1382.
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  96. Grewal SS, Middlebrooks EH, Kaufmann TJ, Stead M, Lundstrom BN, Worrell GA, Lin C, Baydin S, Van Gompel JJ. Fast gray matter acquisition T1 inversion recovery MRI to delineate the mammillothalamic tract for preoperative direct targeting of the anterior nucleus of the thalamus for deep brain stimulation in epilepsy. Neurosurg Focus. 2018 Aug; 45 (2):E6
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  97. Middlebrooks EH, Grewal SS, Stead M, Lundstrom BN, Worrell GA, Van Gompel JJ. Differences in functional connectivity profiles as a predictor of response to anterior thalamic nucleus deep brain stimulation for epilepsy: a hypothesis for the mechanism of action and a potential biomarker for outcomes. Neurosurg Focus. 2018 Aug; 45 (2):E7
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  98. Kerezoudis P, Grewal SS, Stead M, Lundstrom BN, Britton JW, Shin C, Cascino GD, Brinkmann BH, Worrell GA, Van Gompel JJ. Chronic subthreshold cortical stimulation for adult drug-resistant focal epilepsy: safety, feasibility, and technique. J Neurosurg. 2018 Aug; 129 (2):533-543 Epub 2017 Oct 20
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  99. Grewal SS, Kerezoudis P, Garcia O, Quinones-Hinojosa A, Reimer R, Wharen RE. Results of Percutaneous Balloon Compression in Trigeminal Pain Syndromes. World Neurosurg. 2018 Jun; 114:e892-e899 Epub 2018 Mar 23
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  100. Middlebrooks EH, Tuna IS, Grewal SS, Almeida L, Heckman MG, Lesser ER, Foote KD, Okun MS, Holanda VM. Segmentation of the Globus Pallidus Internus Using Probabilistic Diffusion Tractography for Deep Brain Stimulation Targeting in Parkinson Disease. AJNR Am J Neuroradiol. 2018 Jun; 39 (6):1127-1134 Epub 2018 Apr 26
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  101. Grewal SS, Gupta V, Vibhute P, Shih JJ, Tatum WO, Wharen RE. Mammillary body changes and seizure outcome after laser interstitial thermal therapy of the mesial temporal lobe. Epilepsy Res. 2018 Mar; 141:19-22 Epub 2018 Jan 31
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  102. Middlebrooks EH, Tuna IS, Almeida L, Grewal SS, Wong J, Heckman MG, Lesser ER, Bredel M, Foote KD, Okun MS, Holanda VM. Structural connectivity-based segmentation of the thalamus and prediction of tremor improvement following thalamic deep brain stimulation of the ventral intermediate nucleus. Neuroimage Clin. 2018; 20:1266-1273 Epub 2018 Oct 10
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  103. Petito GT, Wharen RE, Feyissa AM, Grewal SS, Lucas JA, Tatum WO. The impact of stereotactic laser ablation at a typical epilepsy center. Epilepsy Behav. 2018 Jan; 78:37-44 Epub 2017 Nov 22
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  104. Greenway MRF, Lucas JA, Feyissa AM, Grewal S, Wharen RE, Tatum WO. Neuropsychological outcomes following stereotactic laser amygdalohippocampectomy. Epilepsy Behav. 2017 Oct; 75:50-55 Epub 2017 Aug 24
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  105. Grewal SS, Tatum WO, Brazis PW, Shih JJ, Wharen RE. Preoperative visual field deficits in temporal lobe epilepsy. Epilepsy Behav Case Rep. 2017; 7:37-39 Epub 2017 Jan 21
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  106. Brasiliense LB, Stanley MA, Grewal SS, Cloft HJ, Sauvageau E, Lanzino G, Miller D, Kallmes DF, Hanel R. Silent ischemic events after Pipeline embolization device: a prospective evaluation with MR diffusion-weighted imaging. J Neurointerv Surg. 2016 Nov; 8 (11):1136-1139 Epub 2016 Jan 08
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  107. Tawk RG, Grewal SS, Heckman MG, Rawal B, Miller DA, Edmonston D, Ferguson JL, Navarro R, Ng L, Brown BL, Meschia JF, Freeman WD. The Relationship Between Serum Neuron-Specific Enolase Levels and Severity of Bleeding and Functional Outcomes in Patients With Nontraumatic Subarachnoid Hemorrhage. Neurosurgery. 2016 Apr; 78 (4):487-91
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  108. Grewal SS, Wharen RE, Tatum WO. Delayed seizure control with responsive neurostimulation: patience is a virtue. Epileptic Disord 2016 Mar; 18 (1):110-1
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  109. Grewal SS, Lopez Del Valle EM, Gupta V, Ramon N, Freeman WD, Tawk RG. Neurological Changes with Abnormal Brain Reactivity Following Coiling of Cerebral Aneurysm. Possible Reactivity to Endovascular Devices and Material? J Vasc Interv Neurol. 2015 Jul; 8 (3):28-36
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  110. Grewal SS, Pirris SM, Vibhute PG, Gupta V. Identification of arachnoid web with a relatively novel magnetic resonance imaging technique. Spine J. 2015 Mar 1; 15 (3):554-5 Epub 2014 Nov 07
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  111. Tawk RG, Grewal SS, Heckman MG, Navarro R, Ferguson JL, Starke EL, Rawal B, Hanel R, Miller D, Wharen RE, Freeman WD. Influence of body mass index and age on functional outcomes in patients with subarachnoid hemorrhage. Neurosurgery. 2015 Feb; 76 (2):136-41
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  112. Grewal SS, Kurbanov A, Anaizi A, Keller JT, Theodosopoulos PV, Zimmer LA. Endoscopic endonasal approach to the maxillary strut: anatomical review and case series. Laryngoscope. 2014 Aug; 124 (8):1739-43 Epub 2014 Jan 03
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  113. Grande A, Grewal S, Tackla R, Ringer AJ. Life-threatening allergic vasculitis after clipping an unruptured aneurysm: Case report, weighing the risk of nickel allergy. Surg Neurol Int. 2014; 5 (Suppl 4):S161-4 Epub 2014 June 19
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  114. Khan QU, Wharen RE, Grewal SS, Thomas CS, Deen HG Jr, Reimer R, Van Gerpen JA, Crook JE, Graff-Radford NR. Overdrainage shunt complications in idiopathic normal-pressure hydrocephalus and lumbar puncture opening pressure. J Neurosurg. 2013 Dec; 119 (6):1498-502 Epub 2013 Aug 09
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  115. Ahmad SA, Edwards MJ, Sutton JM, Grewal SS, Hanseman DJ, Maithel SK, Patel SH, Bentram DJ, Weber SM, Cho CS, Winslow ER, Scoggins CR, Martin RC, Kim HJ, Baker JJ, Merchant NB, Parikh AA, Kooby DA. Factors influencing readmission after pancreaticoduodenectomy: a multi-institutional study of 1302 patients. Ann Surg. 2012 Sep; 256 (3):529-37
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  116. Alzahrani MA, Schmulewitz N, Grewal S, Lucas FV, Turner KO, McKenzie JT, Sussman JJ, Ahmad SA. Metastases to the pancreas: the experience of a high volume center and a review of the literature. J Surg Oncol. 2012 Feb; 105 (2):156-61 Epub 2011 July 02
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  117. Grewal SS, McClaine RJ, Schmulewitz N, Alzahrani MA, Hanseman DJ, Sussman JJ, Smith M, Choe KA, Olowokure O, Mierzwa M, Ahmad SA. Factors associated with recidivism following pancreaticoduodenectomy. HPB (Oxford). 2011 Dec; 13 (12):869-75 Epub 2011 Oct 26
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