Cristina Valencia Sanchez, M.D., Ph.D.

  1. Neurologist
  1. Thakolwiboon S, Gilligan M, Orozco E, Britton JW, Dubey D, Flanagan EP, Lopez-Chiriboga AS, Smith K, Valencia-Sanchez C, Zalewski NL, Zekeridou A, Pittock SJ, McKeon A. Autoimmune encephalitis: recovery, residual symptoms and predictors of long-term sequelae. J Neurol Neurosurg Psychiatry. 2025 Jan 19 [Epub ahead of print]
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  2. Dinoto A, Cacciaguerra L, Krecke KN, Chen JJ, Wingerchuk DM, Weinshenker BG, Banks SA, Lopez-Chiriboga AS, Valencia-Sanchez C, Sechi E, Pittock SJ, Flanagan EP. Cerebellar Involvement in Attacks of Aquaporin-4-IgG Positive Neuromyelitis Optica Spectrum Disorder. Neurol Neuroimmunol Neuroinflamm. 2025 Jan; 12 (1):e200344 Epub 2024 Dec 11
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  3. Gilligan M, Thakolwiboon S, Orozco E, Banks S, Flanagan EP, Lopez-Chiriboga S, Tillema JM, Mills JR, Pittock SJ, Valencia Sanchez C, Zekeridou A, Dubey D, McKeon A. Autoimmune brainstem encephalitis: Clinical associations, outcomes, and proposed diagnostic criteria. Ann Clin Transl Neurol. 2025 Jan; 12 (1):213-225 Epub 2024 Dec 21
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  4. Redenbaugh V, Fryer JP, Cacciaguerra L, Chen JJ, Greenwood TM, Gilligan M, Thakolwiboon S, Majed M, Chia NH, McKeon A, Mills JR, Lopez Chiriboga AS, Tillema JM, Yang B, Abdulrahman Y, Guo K, Vorasoot N, Valencia Sanchez C, Tajfirouz DA, Toledano M, Zekeridou A, Dubey D, Gombolay GY, Caparo-Zamalloa C, Kister I, Pittock SJ, Flanagan EP. Diagnostic Utility of MOG Antibody Testing in Cerebrospinal Fluid. Ann Neurol. 2024 Jul; 96 (1):34-45 Epub 2024 Apr 09
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  5. Cacciaguerra L, Abdel-Mannan O, Champsas D, Mankad K, Krecke KN, Chen JJ, Syc-Mazurek SB, Redenbaugh V, Lopez-Chiriboga AS, Valencia-Sanchez C, Hemingway C, Tillema JM, Ciccarelli O, Pittock SJ, Hacohen Y, Flanagan EP. Radiologic Lag and Brain MRI Lesion Dynamics During Attacks in MOG Antibody-Associated Disease. Neurology. 2024 May 28; 102 (10):e209303 Epub 2024 May 06
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  6. Elsbernd P, Cacciaguerra L, Krecke KN, Chen JJ, Gritsch D, Lopez-Chiriboga AS, Sechi E, Redenbaugh V, Morris PP, Carter JL, Wingerchuk DM, Tillema JM, Valencia-Sanchez C, Thakolwiboon S, Pittock SJ, Flanagan EP. Cerebral enhancement in MOG antibody-associated disease. J Neurol Neurosurg Psychiatry. 2023 Dec 14; 95 (1):14-18
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  7. Chhabra N, Crepeau AZ, Demaerschalk BM, Knox MG, Freeman WD, Valencia Sanchez C, Marks LA, O'Carroll CB. Does Initiation of Prophylactic Antiseizure Medication Improve Neurological Outcomes in Patients With Acute Intracerebral Hemorrhage?: A Critically Appraised Topic. Neurologist. 2023 Nov 1; 28 (6):422-425 Epub 2023 Nov 01
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  8. Majed M, Valencia Sanchez C, Bennett JL, Fryer J, Mulligan MD, Redenbaugh V, McKeon A, Mills JR, Wingerchuk DM, Lennon VA, Weinshenker B, Chen JJ, Flanagan EP, Pittock SJ, Kunchok A. Alterations in Aquaporin-4-IgG Serostatus in 986 Patients: A Laboratory-Based Longitudinal Analysis. Ann Neurol. 2023 Oct; 94 (4):727-735 Epub 2023 July 05
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  9. Smith KM, Britton JW, Thakolwiboon S, Chia NH, Gupta P, Flanagan EP, Zekeridou A, Lopez Chiriboga AS, Valencia Sanchez C, McKeon A, Pittock SJ, Dubey D. Seizure characteristics and outcomes in patients with neurological conditions related to high-risk paraneoplastic antibodies. Epilepsia. 2023 Sep; 64 (9):2385-2398 Epub 2023 July 04
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  10. Valencia-Sanchez C, Sechi E, Dubey D, Flanagan EP, McKeon A, Pittock SJ, Zekeridou A. Immune checkpoint inhibitor-associated central nervous system autoimmunity. Eur J Neurol. 2023 Aug; 30 (8):2418-2429 Epub 2023 May 18
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  11. Orozco E, Valencia-Sanchez C, Britton J, Dubey D, Flanagan EP, Lopez-Chiriboga AS, Zalewski N, Zekeridou A, Pittock SJ, McKeon A. Autoimmune Encephalitis Criteria in Clinical Practice. Neurol Clin Pract. 2023 Jun; 13(3):e200151. Epub 2023 Apr 25.
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  12. Valencia-Sanchez C. Severe febrile neutropenia associated with satralizumab in an Argentinian NMOSD patient-Commentary. Mult Scler 2023 Jan; 29 (1):153-154 Epub 2022 Nov 27
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  13. Garcia-Robledo JE, Valencia-Sanchez C, Knox MG, Goodman BP, Rosenthal AC, Patel B, Castro JE. It Is in the Eye of the Beholder: Ocular Ultrasound Enhanced Monitoring of Neurotoxicity after CAR-T Cell Therapy. Hematol Rep. 2022 Dec 29; 15(1):1-8.
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  14. Harahsheh E, Callister M, Hasan S, Gritsch D, Valencia-Sanchez C. Aquaporin-4 IgG neuromyelitis optica spectrum disorder onset after Covid-19 vaccination: Systematic review. J Neuroimmunol. 2022 Dec 15; 373:577994. Epub 2022 Oct 28.
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  15. Montalvo M, Khattak JF, Redenbaugh V, Britton J, Valencia Sanchez C, Sanchez CV, Datta A, Tillema JM, Chen J, McKeon A, Pittock SJ, Flanagan EP, Dubey D. Acute symptomatic seizures secondary to myelin oligodendrocyte glycoprotein antibody-associated disease. Epilepsia. 2022 Dec; 63 (12):3180-3191 Epub 2022 Oct 14
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  16. Valencia-Sanchez C, Knight AM, Hammami MB, Guo Y, Mills JR, Kryzer TJ, Piquet AL, Amin A, Heinzelmann M, Lucchinetti CF, Lennon VA, McKeon A, Pittock SJ, Dubey D. Characterisation of TRIM46 autoantibody-associated paraneoplastic neurological syndrome. J Neurol Neurosurg Psychiatry. 2022 Feb; 93 (2):196-200 Epub 2021 Dec 17
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  17. Gritsch D, Valencia-Sanchez C. Drug-related immune-mediated myelopathies. Front Neurol. 2022; 13:1003270 Epub 2022 Sept 29
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  18. Valencia-Sanchez C, Flanagan EP. Uncommon inflammatory/immune-related myelopathies. J Neuroimmunol. 2021 Dec 15; 361:577750 Epub 2021 Oct 13
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  19. Valencia Sanchez C, Theel E, Binnicker M, Toledano M, McKeon A. Autoimmune Encephalitis After SARS-CoV-2 Infection: Case Frequency, Findings, and Outcomes. Neurology. 2021 Dec 7; 97 (23):e2262-e2268 Epub 2021 Oct 11
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  20. Zhao-Fleming HH, Valencia Sanchez C, Sechi E, Inbarasu J, Wijdicks EF, Pittock SJ, Chen JJ, Wingerchuk DM, Weinshenker BG, Lopez-Chiriboga S, Dubey D, Tillema JM, Toledano M, Yadav H, Flanagan EP. CNS Demyelinating Attacks Requiring Ventilatory Support With Myelin Oligodendrocyte Glycoprotein or Aquaporin-4 Antibodies. Neurology. 2021 Sep 28; 97 (13):e1351-e1358 Epub 2021 Aug 13
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  21. Valencia-Sanchez C, Flanagan EP. COVID-19 associated with encephalomyeloradiculitis and positive anti-aquaporin-4 antibodies: Cause or coincidence? - Commentary. Mult Scler 2021 May; 27 (6):976-977 Epub 2020 Sept 10
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  22. Valencia-Sanchez C, Wingerchuk DM. Emerging Targeted Therapies for Neuromyelitis Optica Spectrum Disorders. BioDrugs. 2021 Jan; 35 (1):7-17 Epub 2020 Dec 10
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  23. Valencia-Sanchez C, Pittock SJ, Mead-Harvey C, Dubey D, Flanagan EP, Lopez-Chiriboga S, Trenerry MR, Zalewski NL, Zekeridou A, McKeon A. Brain dysfunction and thyroid antibodies: autoimmune diagnosis and misdiagnosis. Brain Commun. 2021; 3 (2):fcaa233 Epub 2021 Jan 05
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  24. Valencia-Sanchez C, Zekeridou A. Paraneoplastic Neurological Syndromes and Beyond Emerging With the Introduction of Immune Checkpoint Inhibitor Cancer Immunotherapy. Front Neurol. 2021; 12:642800. Epub 2021 Apr 09.
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  25. Valencia-Sanchez C, Wingerchuk DM, Dhamija R. Teaching NeuroImages: Spinal xanthomatosis: A misdiagnosed, treatable cause of progressive myelopathy. Neurology. 2020 Sep 15; 95 (11):e1615-e1616 Epub 2020 July 07
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  26. Valencia-Sanchez C, Carter JL. An evaluation of dimethyl fumarate for the treatment of relapsing remitting multiple sclerosis. Expert Opin Pharmacother. 2020 Aug; 21 (12):1399-1405 Epub 2020 June 16
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  27. Mauler DJ, R Richter K, Merrill S, Valencia-Sanchez C, Krishna C, M Mrugala M. Troubleshooting an unusual complication following intrathecal chemotherapy delivered via Ommaya catheter: A case report. Mol Clin Oncol. 2020 Jul; 13 (1):76-79 Epub 2020 Apr 22
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  28. Valencia-Sanchez C, Wingerchuk DM. A fine balance: Immunosuppression and immunotherapy in a patient with multiple sclerosis and COVID-19. Mult Scler Relat Disord. 2020 Jul; 42:102182 Epub 2020 May 08
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  29. Valencia-Sanchez C, Gorelkin VC, Mrugala MM, Sharma A, Vora SA, Ashman JB, Daniels TB, Halyard MY, Rule WG, Zhang N, Butterfield RJ, Schild SE, Porter AB. Clinical evaluation of fitness to drive in patients with brain metastases. Neurooncol Pract. 2019 Dec; 6 (6):484-489 Epub 2019 July 03
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  30. Valencia-Sanchez C, Goodman BP, Carter JL, Wingerchuk DM. The spectrum of acute cardiopulmonary events associated with multiple sclerosis exacerbations. Mult Scler. 2019 May; 25 (6):758-765 Epub 2019 Jan 18
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  31. Valencia-Sanchez C, Steenerson KK, Kelemen K, Orenstein R, Kusne S, Grill MF. Post-transplant primary central nervous system lymphoma after Epstein-Barr virus cerebellitis. J Neurovirol. 2019 Apr; 25 (2):280-283 Epub 2019 Jan 03
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  32. Valencia-Sanchez C, Fortuin FD, Sweeney JP, Ingall TJ, Marks LA, Wingerchuk DM, O'Carroll CB. Is Patent Foramen Ovale Closure More Effective Than Medical Therapy in Preventing Stroke Recurrence in Patients With Cryptogenic Stroke?: A Critically Appraised Topic. Neurologist. 2018 Sep; 23 (5):175-180
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  33. Dumitrascu OM, Demaerschalk BM, Valencia Sanchez C, Almader-Douglas D, O'Carroll CB, Aguilar MI, Lyden PD, Kumar G. Retinal Microvascular Abnormalities as Surrogate Markers of Cerebrovascular Ischemic Disease: A Meta-Analysis. J Stroke Cerebrovasc Dis. 2018 Jul; 27 (7):1960-1968 Epub 2018 Mar 20
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  34. Valencia-Sanchez C, Crepeau AZ, Hoerth MT, Butler KA, Almader-Douglas D, Wingerchuk DM, O'Carroll CB. Is Adjunctive Progesterone Effective in Reducing Seizure Frequency in Patients With Intractable Catamenial Epilepsy? A Critically Appraised Topic. Neurologist. 2018 May; 23 (3):108-112
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  35. Gomez-Pinedo U, Galan L, Yanez M, Matias-Guiu J, Valencia C, Guerrero-Sola A, Lopez-Sosa F, Brin JR, Benito-Martin MS, Leon-Espinosa G, Vela-Souto A, Lendinez C, Guillamon-Vivancos T, Matias-Guiu JA, Arranz-Tagarro JA, Barcia JA, Garcia AG. Histological changes in the rat brain and spinal cord following prolonged intracerebroventricular infusion of cerebrospinal fluid from amyotrophic lateral sclerosis patients are similar to those caused by the disease. Neurologia. 2018 May; 33 (4):211-223 Epub 2016 Aug 25
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  36. Gonzalez-Suarez I, Rodriguez de Antonio L, Orviz A, Moreno-Garcia S, Valle-Arcos MD, Matias-Guiu JA, Valencia C, Jorquera Moya M, Oreja-Guevara C. Catastrophic outcome of patients with a rebound after Natalizumab treatment discontinuation. Brain Behav. 2017 Apr; 7 (4):e00671 Epub 2017 Mar 14
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  37. Garcia-Ptacek S, Matias-Guiu JA, Valencia-Sanchez C, Valencia-Sánchez C, Gil A, Bernal-Becerra I, De las Heras-Revilla V, Serna-Candel C. Mechanical endovascular treatment of acute stroke due to cardiac myxoma. J Neurointerv Surg. 2014 Jan; 6 (1):e1 Epub 2012 July 12
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  38. Valencia C, Cuadrado ML, Barahona-Hernando R, Ordas CM, Gonzalez-Hidalgo M, Jorquera M, Porta-Etessam J. [Migraine-triggered hemifacial spasm: another case study]. Neurologia 2014 Jan-Feb; 29 (1):61-2 Epub 2012 Aug 11
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  39. Serrano-Villar S, Fresco G, Ruiz-Artacho P, Bravo A, Valencia C, Fuentes-Ferrer M, Estrada V, Porta-Etessam J. [Stroke in the very old: myths and realities]. Med Clin (Barc). 2013 Jan 19; 140 (2):53-8 Epub 2012 Sept 15
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  40. Vela A, Galan L, Valencia C, Torre L, Cuadrado ML, Esteban J, Guerrero A, Garcia-Redondo A, Matias-Guiu J. [SOD1-N196 mutation in a family with amyotrophic lateral sclerosis]. Neurologia. 2012 Jan; 27 (1):11-5 Epub 2011 May 05
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  41. Porta-Etessam J, Cuadrado ML, Rodriguez-Gomez O, Valencia C, Garcia-Ptacek S. Hypothermia during migraine attacks. Cephalalgia. 2010 Nov; 30 (11):1406-7 Epub 2010 June 08
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  42. Porta-Etessam J, Cuadrado M, Rodriguez-Gomez O, Garcia-Ptacek S, Valencia C. Are Cox-2 drugs the second line option in indomethacin responsive headaches? J Headache Pain. 2010 Oct; 11 (5):405-7 Epub 2010 June 02
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  43. Porta-Etessam J, Cuadrado ML, Galan L, Sampedro A, Valencia C. Temporal response to bupivacaine bilateral great occipital block in a patient with SUNCT syndrome. J Headache Pain 2010 Apr; 11 (2):179 Epub 2010 Mar 16
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