Publicaciones Imprimir Madhavan AA, Cutsforth-Gregory JK, Kumar N, Garza I, Whealy MA, Kissoon NR, Brinjikji W. CSF-venous fistulas associated with traumatic spinal pseudomeningoceles. Interv Neuroradiol. 2024 Aug 27; 15910199241276575 [Epub ahead of print] View PubMed Kumar Neeraj. Nutritional Neuropathies Continuum. 2023; 29(5):1469. Mustafa R, Zalewski NL, Flanagan EP, Kumar N. Challenging Myelopathy Cases. Semin Neurol. 2022 Dec; 42 (6):723-734 Epub 2022 Nov 23 View PubMed Madhavan AA, Wood CP, Aksamit AJ, Schwartz KM, Atkinson JL, Kumar N. Superficial siderosis associated with an iatrogenic posterior fossa dural leak identified on CT cisternography. Neuroradiol J. 2022 Jun; 35 (3):403-407 Epub 2021 Sept 03 View PubMed Krauss WE, Mikula AL, Kumar N. Commentary: Clinical Characteristics, Outcomes, and Pathology Analysis in Patients With Dorsal Arachnoid Web. Neurosurgery 2022 May 1; 90 (5):e116 View PubMed Alnsasra H, Asleh R, Kumar N, Lopez C, Toya T, Kremers WK, Edwards B, Daly RC, Kushwaha SS. Incidence, Risk Factors, and Outcomes of Stroke Following Cardiac Transplantation. Stroke. 2021 Nov; 52 (11):e720-e724 Epub 2021 Sept 02 View PubMed Mustafa R, Passe TJ, Lopez-Chiriboga AS, Weinshenker BG, Krecke KN, Zalewski NL, Diehn FE, Sechi E, Mandrekar J, Kaufmann TJ, Morris PP, Pittock SJ, Toledano M, Lanzino G, Aksamit AJ, Kumar N, Lucchinetti CF, Flanagan EP. Utility of MRI Enhancement Pattern in Myelopathies With Longitudinally Extensive T2 Lesions. Neurol Clin Pract. 2021 Oct; 11 (5):e601-e611 View PubMed Kumar N. Diskogenic Dural Defect Is the Reason for the Ventral Location of the Epidural Spinal Fluid Collection Seen in Superficial Siderosis. Neurol Clin Pract. 2021 Aug; 11 (4):e508-e515 View PubMed Kumar N. Superficial Siderosis: A Clinical Review. Ann Neurol. 2021 Jun; 89 (6):1068-1079 Epub 2021 Apr 28 View PubMed Boes CJ, Leep Hunderfund AN, Martinez-Thompson JM, Kumar N, Savica R, Cutsforth-Gregory JK, Jones LK Jr. Primer on the In-home Teleneurologic Examination: A COVID-19 Pandemic Imperative. Neurol Clin Pract. 2021 Apr; 11 (2):e157-e164 View PubMed Krishna R, De Giacomi F, Kumar N, Kalina P, Specks U, Baqir M. Rituximab Versus Cyclophosphamide for Central Nervous System Involvement of Antineutrophil Cytoplasmic Antibody-Associated Vasculitis: A Case Series. J Clin Rheumatol. 2021 Mar 1; 27 (2):64-72 View PubMed Shah S, Vazquez Do Campo R, Kumar N, McKeon A, Flanagan EP, Klein C, Pittock SJ, Dubey D. Paraneoplastic Myeloneuropathies: Clinical, Oncologic, and Serologic Accompaniments. Neurology. 2021 Jan 26; 96 (4):e632-e639 Epub 2020 Nov 18 View PubMed Townley RA, Polsinelli AJ, Fields JA, Machulda MM, Jones DT, Graff-Radford J, Kantarci KM, Lowe VJ, Rademakers RV, Baker MC, Kumar N, Boeve BF. Longitudinal clinical, neuropsychological, and neuroimaging characterization of a kindred with a 12-octapeptide repeat insertion in PRNP: the next generation. Neurocase. 2020 Aug; 26 (4):211-219 Epub 2020 June 30 View PubMed Stitt D, Kumar N. Drugs of Abuse and the Nervous System. Continuum (Minneap Minn). 2020 Jun; 26 (3):765-784 View PubMed Ali F, Kumar N, Dyck PJB, Klaas J, Berini S. Corrigendum to "Porphyria: A rare differential diagnosis of polyradiculoneuropathy". Journal of the Neurological Sciences. Volume 402, 15 July 2019, Pages 153-155. J Neurol Sci. 2019 Aug 15; 403:168 Epub 2019 June 21 View PubMed Ali F, Kumar N, Dyck PJB, Berini S, Klaas J. Porphyria: A rare differential diagnosis of polyradiculoneuropathy. J Neurol Sci. 2019 Jul 15; 402:153-155 Epub 2019 May 22 View PubMed Clifton WE, Stone JJ, Kumar N, Marek T, Spinner RJ. Delayed Myelopathy in Patients with Traumatic Preganglionic Brachial Plexus Avulsion Injuries. World Neurosurg. 2019 Feb; 122:e1562-e1569 Epub 2018 Nov 22 View PubMed Kumar N, Neidert NB, Diehn FE, Campeau NG, Morris JM, Bjarnason H. A novel etiology for craniospinal hypovolemia: a case of inferior vena cava obstruction. J Neurosurg Spine. 2018 Oct; 29 (4):452-455 Epub 2018 July 13 View PubMed Larkin S, Blixt EK, Kumar N, Watson RE Jr, Comfere NI, Hand JL. Lipoid proteinosis: Unfamiliar skin findings delay diagnosis. JAAD Case Rep. 2018 Jul; 4 (6):609-611 Epub 2018 June 28 View PubMed Chen JJ, Kumar N, McEvoy KM, Leavitt JA. Papilloedema and Autoimmune Retinopathy from Systemic Lupus Erythematosus. Neuroophthalmology. 2018 Apr; 42 (2):117-121 Epub 2017 Aug 18 View PubMed Clark MS, Diehn FE, Verdoorn JT, Lehman VT, Liebo GB, Morris JM, Thielen KR, Wald JT, Kumar N, Luetmer PH. Prevalence of hyperdense paraspinal vein sign in patients with spontaneous intracranial hypotension without dural CSF leak on standard CT myelography. Diagn Interv Radiol. 2018 Jan-Feb; 24 (1):54-59 View PubMed Pichler M, Vemuri P, Rabinstein AA, Aakre J, Flemming KD, Brown RD Jr, Kumar N, Kantarci K, Kremers W, Mielke MM, Knopman DS, Jack CR Jr, Petersen RC, Lowe V, Graff-Radford J. Prevalence and Natural History of Superficial Siderosis: A Population-Based Study. Stroke. 2017 Dec; 48 (12):3210-3214 Epub 2017 Oct 25 View PubMed Taylor SW, Laughlin RS, Kumar N, Goodman B, Klein CJ, Dyck PJ, Dyck PJ, Dyck PJB. Clinical, physiological and pathological characterisation of the sensory predominant peripheral neuropathy in copper deficiency. J Neurol Neurosurg Psychiatry. 2017 Oct; 88 (10):839-845 Epub 2017 Aug 05 View PubMed Honorat JA, Komorowski L, Josephs KA, Fechner K, St Louis EK, Hinson SR, Lederer S, Kumar N, Gadoth A, Lennon VA, Pittock SJ, McKeon A. IgLON5 antibody: Neurological accompaniments and outcomes in 20 patients. Neurol Neuroimmunol Neuroinflamm. 2017 Sep; 4 (5):e385 Epub 2017 July 18 View PubMed Kumar N. Nutrients and neurology CONTINUUM: Lifelong Learning in Neurology. 2017 Jun; 23: (3)822-61. Luu HN, Lin HY, Sorensen KD, Ogunwobi OO, Kumar N, Chornokur G, Phelan C, Jones D, Kidd L, Batra J, Yamoah K, Berglund A, Rounbehler RJ, Yang M, Lee SH, Kang N, Kim SJ, Park JY, Di Pietro G. miRNAs associated with prostate cancer risk and progression. BMC Urol. 2017 Mar 20; 17 (1):18 View PubMed Zalewski NL, Morris PP, Weinshenker BG, Lucchinetti CF, Guo Y, Pittock SJ, Krecke KN, Kaufmann TJ, Wingerchuk DM, Kumar N, Flanagan EP. Ring-enhancing spinal cord lesions in neuromyelitis optica spectrum disorders. J Neurol Neurosurg Psychiatry. 2017 Mar; 88 (3):218-225 Epub 2016 Dec 02 View PubMed Honorat JA, Komorowski L, Josephs KA, Fechner K, St Louis EK, Hinson SR, Lederer S, Kumar N, Gadoth A, Lennon VA, Pittock SJ, McKeon A. IgLON5 antibody Neurology: Neuroimmunology and NeuroInflammation. 2017; 4 (5):385 Kumar N, Diehn FE, Carr CM, Verdoorn JT, Garza I, Luetmer PH, Atkinson JL, Morris JM. Spinal CSF venous fistula: A treatable etiology for CSF leaks in craniospinal hypovolemia. Neurology. 2016 Jun 14; 86 (24):2310-2 Epub 2016 May 13 View PubMed Sechi G, Sechi E, Fois C, Kumar N. Advances in clinical determinants and neurological manifestations of B vitamin deficiency in adults. Nutr Rev. 2016 May; 74 (5):281-300 Epub 2016 Mar 31 View PubMed Kumar N. Neurological disorders. World Rev Nutr Diet. 2015; 111:151-63. View PubMed O'Gorman CM, Bower JH, Matsumoto JY, Kantarci OH, Kumar N. When Drinking Makes the Tremor Worse: A Task-Specific Orolingual Tremor. Mov Disord Clin Pract. 2014 Sep; 1 (3):237-239 Epub 2014 June 04 View PubMed Flanagan EP, Leep Hunderfund AN, Kumar N, Murray JA, Krecke KN, Katz BS, Pittock SJ. Clinical reasoning: a 55-year-old man with weight loss, ataxia, and foot drop. Neurology. 2014 Jun 17; 82 (24):e214-9 View PubMed Jinnur P, Kumar N, Vassallo R, St Louis EK. A 54-year-old man with acute onset orthopnea and sleep-related hypoxia. J Clin Sleep Med. 2014 May 15; 10 (5):595-8 View PubMed Mrelashvili A, Braksick SA, Murphy LL, Morparia NP, Natt N, Kumar N. Chemical meningitis: a rare presentation of Rathke's cleft cyst. J Clin Neurosci. 2014 Apr; 21: (4)692-4. View PubMed Flanagan EP, Rabinstein AA, Kumar N, Schroeder K, Kantarci OH. Fulminant cerebellitis with radiological recurrence in an adult patient with Crohn's disease. J Neurol Sci. 2014 Jan 15; 336: (1-2)247-50. View PubMed Graff-Radford J, Schwartz K, Gavrilova RH, Lachance DH, Kumar N. Neuroimaging and clinical features in type II (late-onset) Alexander disease. Neurology. 2014 Jan 7; 82 (1):49-56 Epub 2013 Dec 04 View PubMed Schmidt KA, Huang JF, Black DF, Kaufmann TJ, Lanzino G, Kumar N. Spinal dural arteriovenous fistula with intramedullary cord hemorrhage: Diagnostic challenges. Neurology: Clinical Practice. 2014; 4(6):486-9. Kumar N. Neurologic complications of bariatric surgery. CONTINUUM Lifelong Learn. Neurol. 2014; 20(3):580-97. Kumar N. Neurologic aspects of cobalamin (B12) deficiency. Handb Clin Neurol. 2014; 120:915-26 View PubMed Flanagan EP, Aksamit AJ, Kumar N, Morparia NP, Keegan BM, Weinshenker BG. Simultaneous PML-IRIS and myelitis in a patient with neuromyelitis optica spectrum disorder. Neurol Clin Pract. 2013 Oct; 3 (5):448-451 View PubMed Burkholder DB, Klaas JP, Kumar N, Boes CJ. The origin of Woltman's sign of myxoedema. J Clin Neurosci. 2013 Sep; 20 (9):1204-6 Epub 2013 Mar 19 View PubMed McDade EM, Boeve BF, Fields JA, Kumar N, Rademakers R, Baker MC, Knopman BD, Petersen RC, Jack CR Jr, Kantarci K. MRS in early and presymptomatic carriers of a novel octapeptide repeat insertion in the prion protein gene. J Neuroimaging. 2013 Jul; 23(3):409-13. Epub 2012 May 21. View PubMed Singh S, Kumar N, Loftus EV Jr, Kane SV. Neurologic complications in patients with inflammatory bowel disease: increasing relevance in the era of biologics. Inflamm Bowel Dis. 2013 Mar-Apr; 19 (4):864-72 View PubMed Flanagan EP, Gavrilova RH, Boeve BF, Kumar N, Jelsing EJ, Silber MH. Adult-onset autosomal dominant leukodystrophy presenting with REM sleep behavior disorder. Neurology. 2013 Jan 1; 80(1):118-20. Epub 2012 Dec 12. View PubMed Bick BL, Haji S, Laughlin RS, Watson RE, Kumar N. Metastatic breast cancer suggesting parasitic disease. Neurology. 2012 Dec 11; 79 (24):2366 View PubMed Tormoehlen LM, Kumar N. Neurotoxicology: Five new things. Neurol Clin Pract. 2012 Dec; 2 (4):301-310 View PubMed Morparia N, Miller G, Rabinstein A, Lanzino G, Kumar N. Cognitive decline and hypersomnolence: thalamic manifestations of a tentorial dural arteriovenous fistula (dAVF). Neurocrit Care. 2012 Dec; 17 (3):429-33 View PubMed Ni Mhuircheartaigh O, Hunt C, Huang J, Kumar N, Matteson EL. Diagnostic dilemma in CNS Behcet's disease. BMJ Case Rep. 2012 Sep 5; 2012 Epub 2012 Sept 05 View PubMed Hassan A, Jones LK, Milone M, Kumar N. Focal and other unusual presentations of facioscapulohumeral muscular dystrophy. Muscle Nerve. 2012 Sep; 46(3):421-5. View PubMed Ahlskog MC, Kumar N, Mauermann ML, Klein CJ. IgM-monoclonal gammopathy neuropathy and tremor: a first epidemiologic case control study. Parkinsonism Relat Disord. 2012 Jul; 18 (6):748-52 Epub 2012 Apr 03 View PubMed Kumar N. Beyond superficial siderosis: introducing "duropathies". Neurology. 2012 Jun 12; 78(24):1992-9. View PubMed Kumar N, Fogelson JL, Morris JM, Pichelmann MA. Superficial siderosis should be included in the differential diagnosis of motor neuron disease. Neurologist. 2012 May; 18(3):139-45. View PubMed Kumar N. Metabolic and toxic myelopathies. Semin Neurol. 2012 Apr; 32(2):123-36. Epub 2012 Sep 08. View PubMed Smith JH, Smith VD, Philbrick KL, Kumar N. Catatonic disorder due to a general medical or psychiatric condition. J Neuropsychiatry Clin Neurosci. 2012 Spring; 24 (2):198-207 View PubMed Ball BG, Luetmer PH, Giannini C, Mokri B, Kumar N, Piepgras DG. Ventral "spinal epidural meningeal cysts"--not epidural and not cysts? Case series and review of the literature. Neurosurgery. 2012 Feb; 70(2):320-8; discussion 328. View PubMed Savica R, Kumar N, Ahlskog JE, Josephs KA, Matsumoto JY, McKeon A. Parkinsonism and dropped head: dystonia, myopathy or both? Parkinsonism Relat Disord. 2012 Jan; 18(1):30-4. Epub 2011 Aug 27. View PubMed Lipford MC, Bond JR, Steinmann SP, Kumar N. Musculotendinous infraspinatus rupture and shoulder weakness. J Clin Neuromuscul Dis. 2011 Dec; 13: (2)95-7. View PubMed Kumar N, Boeve BF, Boot BP, Orr CF, Duffy J, Duffy J, Woodruff BK, Nair AK, Ellison J, Kuntz K, Kantarci K, Jack CR Jr, Westmoreland BF, Fields JA, Baker M, Rademakers R, Parisi JE, Dickson DW. Clinical characterization of a kindred with a novel 12-octapeptide repeat insertion in the prion protein gene. Arch Neurol. 2011 Sep; 68 (9):1165-70 View PubMed Kumar N, Eggers SD, Milone M, Keegan BM. Acquired progressive ataxia and palatal tremor: importance of MRI evidence of hemosiderin deposition and vascular malformations. Parkinsonism Relat Disord. 2011 Aug; 17(7):565-8. Epub 2011 May 24. View PubMed Hassan A, Bower JH, Kumar N, Matsumoto JY, Fealey RD, Josephs KA, Ahlskog JE. Dopamine agonist-triggered pathological behaviors: surveillance in the PD clinic reveals high frequencies. Parkinsonism Relat Disord. 2011 May; 17 (4):260-4 Epub 2011 Feb 09 View PubMed Deluca GC, Boes CJ, Krueger BR, Mokri B, Kumar N. Ventral intraspinal fluid-filled collection secondary to CSF leak presenting as bibrachial amyotrophy. Neurology. 2011 Apr 19; 76(16):1439-40. View PubMed Kumar N, Keegan BM, Rodriguez FJ, Hammack JE, Kantarci OH. Intravascular lymphoma presenting as a longitudinally-extensive myelitis: diagnostic challenges and etiologic clues. J Neurol Sci. 2011 Apr 15; 303(1-2):146-9 Epub 2011 Jan 17. View PubMed Kumar N, Pulido JS. High-definition spectral domain optical coherence tomography in the evaluation of ataxia with visual impairment. Br J Ophthalmol. 2011 Apr; 95(4):591,598. View PubMed Malkani R, Weinstein JM, Kumar N, Victor TA, Bernstein L. Ataxia and cranial neuropathies from subcutaneously injected elemental mercury. Clin Toxicol (Phila). 2011 Apr; 49(4):334-6. View PubMed Kumar N. Acute and subacute encephalopathies: deficiency states (nutritional). Semin Neurol. 2011 Apr; 31(2):169-83. Epub 2011 May 17. View PubMed Thackeray EW, Sanderson SO, Fox JC, Kumar N. Hepatic iron overload or cirrhosis may occur in acquired copper deficiency and is likely mediated by hypoceruloplasminemia. J Clin Gastroenterol. 2011 Feb; 45 (2):153-8 View PubMed Hassan A, Bower JH, Kumar N, Matsumoto JY, Fealey RD, Josephs KA, Ahlskog JE. Corrigendum to "Dopamine agonist-triggered pathological behaviors: Surveillance in the PD clinic reveals high frequencies" [Parkinsonism Relat Disord 17 (2011) 260-264]. Parkinsonism Relat Disord. 2011; 17(6):499. Kumar N, Miller GM, Piepgras DG, Mokri B. A unifying hypothesis for a patient with superficial siderosis, low-pressure headache, intraspinal cyst, back pain, and prominent vascularity. J Neurosurg. 2010 Jul; 113 (1):97-101 View PubMed Bach JP, Kumar N, Depboylu C, Noelker C, Klockgether T, Bacher M, Balzer-Geldsetzer M, Dodel R. Copper deficiency associated with severe neurological disorder--a genetic work-up of possible mutations in copper transport proteins. J Neurol Sci. 2010 Apr 15; 291(1-2):95-7. Epub 2010 Feb 11. View PubMed Ellison J, Kumar N. Novel human pathological mutations. Gene symbol: ACVRL1. Disease: haemorrhagic telangiectasia 2. Hum Genet. 2010 Apr; 127(4):476. View PubMed Kumar N, Boes CJ, Vilensky J. Neurologic sequelae of deficiency diseases in World War II prisoners of war: Extracts from a videographic narrative. J Clin Neurosci. 2010 Mar; 17(3):294-5. Epub 2010 Jan 13 View PubMed Kumar N. Pearls: myelopathy. Semin Neurol. 2010 Feb; 30(1):38-43. Epub 2010 Feb 01. View PubMed Kumar N. Neurologic presentations of nutritional deficiencies. Neurol Clin. 2010 Feb; 28 (1):107-70 View PubMed Kosa SC, Younge BR, Kumar N. Headaches due to giant cell arteritis following herpes zoster ophthalmicus in an elderly patient. Cephalalgia. 2010 Feb; 30(2):239-41. View PubMed Kumar N. Neuroimaging in superficial siderosis: an in-depth look. AJNR Am J Neuroradiol. 2010 Jan; 31 (1):5-14 Epub 2009 Sept 03 View PubMed Cornelius JR, Boes CJ, Ghearing G, Leavitt JA, Kumar N. Visual symptoms in the Heidenhain variant of Creutzfeldt-Jakob Disease. J Neuroimaging. 2009 Jul; 19 (3):283-7 View PubMed Kumar N, Lane JI, Piepgras DG. Superficial siderosis: sealing the defect. Neurology. 2009 Feb 17; 72(7):671-3. View PubMed Halfdanarson TR, Kumar N, Hogan WJ, Murray JA. Copper deficiency in celiac disease. J Clin Gastroenterol. 2009 Feb; 43(2):162-4. View PubMed Kumar N, Miller GM, Piepgras DG, Mokri B. Superficial siderosis, low pressure headache, intraspinal cyst, prominent vascularity: a unifying hypothesis. Journal of Neurosurgery. 2009 in press. Kumar N, Pulido JS. High-definition spectral domain optical coherence tomography demonstrates photoreceptor loss as basis of visual impairment in SCA7. British Journal of Ophthalmology. 2009. Kumar N. Myelopathy. Seminars in Neurology (). 2009; Bedside Neurology: Clinical Pearls. Jicha GA, Glantz J, Clarke MJ, Lehwald LM, Russo DP, Giannini C, Wald JT, Uhm J, Kumar N, Aksamit AJ, Wetmore CJ. Primary diffuse leptomeningeal gliomatosis. Eur Neurol. 2009; 62(1):16-22. Epub 2009 May 04. View PubMed Kumar N, Sandroni P, Steensma DP, Luthra HS, Habermann TM. Polyradiculopathy due to methotrexate-induced ebv-associated lymphoproliferative disorder. Neurology. 2008 Nov 11; 71(20):1644-5. View PubMed Orzechowski NM, Wolanskyj AP, Ahlskog JE, Kumar N, Moder KG. Antiphospholipid antibody-associated chorea. J Rheumatol. 2008 Nov; 35 (11):2165-70 Epub 2008 Oct 15 View PubMed Kumar N. Industrial and environmental toxins. Continuum. 2008 Oct; 14(5):102-37. Kumar N, Boeve BF, Cowl CT, Ellison JW, Kamath PS, Swanson KL. Hypermanganesemia, hereditary hemorrhagic telangiectasia, brain abscess: the hepatic connection. Neurology. 2008 Sep 30; 71(14):1118-9. View PubMed Milone M, Brunetti-Pierri N, Tang LY, Kumar N, Mezei MM, Josephs K, Powell S, Simpson E, Wong LJ. Sensory ataxic neuropathy with ophthalmoparesis caused by POLG mutations. Neuromuscul Disord. 2008 Aug; 18 (8):626-32 Epub 2008 June 27 View PubMed Halfdanarson TR, Kumar N, Li CY, Phyliky RL, Hogan WJ. Hematological manifestations of copper deficiency: a retrospective review. Eur J Haematol. 2008 Jun; 80(6):523-31. Epub 2008 Feb 12. View PubMed Kumar N. Metabolic and toxic myelopathies. Continuum. 2008 Jun; 14(3):91-115. Czarnecki K, Kumar N, Josephs KA. Parkinsonism and tardive antecollis in frontotemporal dementia--increased sensitivity to newer antipsychotics? Eur J Neurol. 2008 Feb; 15 (2):199-201 View PubMed Kumar N, Miller GM. White matter hyperintense lesions in genetically proven spinocerebellar ataxia 8. Clin Neurol Neurosurg. 2008 Jan; 110 (1):65-8 Epub 2007 Oct 24 View PubMed Kumar N. Neurogastroenterology. CONTINUUM Lifelong Learn. Neurol. 2008; 14(1):13-52. Kumar N, McKeon A, Rabinstein AA, Kalina P, Ahlskog JE, Mokri B. Superficial siderosis and csf hypovolemia: the defect (dural) in the link. Neurology. 2007 Aug 28; 69(9):925-6. View PubMed Mateen FJ, Boes CJ, Kumar N. Unilateral headache and hypoglossal nerve palsy: a report of three cases. Cephalalgia. 2007 Jul; 27(7):840-2. View PubMed Kennelly KD, Shapiro SA, Kumar N, Klein CJ, Rubin DI. Spontaneous tibialis anterior tendon rupture: a rare cause of foot drop. Neurology. 2007 May 29; 68(22):1949-51. View PubMed Kumar N. Superficial siderosis: associations and therapeutic implications. Arch Neurol. 2007 Apr; 64 (4):491-6 View PubMed Kumar N. Nutritional neuropathies. Neurol Clin. 2007 Feb; 25(1):209-55. View PubMed Kumar N, Butz JA, Burritt MF. Clinical significance of the laboratory determination of low serum copper in adults. Clin Chem Lab Med. 2007; 45: (10)1402-10. View PubMed Klos KJ, Ahlskog JE, Kumar N, Cambern S, Butz J, Burritt M, Fealey RD, Cowl CT, Parisi JE, Josephs KA. Brain metal concentrations in chronic liver failure patients with pallidal T1 MRI hyperintensity. Neurology. 2006 Dec 12; 67(11):1984-9. View PubMed Kumar N. Copper deficiency myelopathy (human swayback). Mayo Clin Proc. 2006 Oct; 81(10):1371-84. View PubMed Klos KJ, Chandler M, Kumar N, Ahlskog JE, Josephs KA. Neuropsychological profiles of manganese neurotoxicity. Eur J Neurol. 2006 Oct; 13(10):1139-41. View PubMed Uslan DZ, Jacobson KM, Kumar N, Berbari EF, Orenstein R. A woman with fever and rash after African safari. Clin Infect Dis. 2006 Sep 1; 43(5):609, 661-2. View PubMed Kilfoyle DH, Dyck PJ, Wu Y, Litchy WJ, Klein DM, Dyck PJ, Dyck PJ, Kumar N, Cunningham JM, Klein CJ. Myelin protein zero mutation His39Pro: hereditary motor and sensory neuropathy with variable onset, hearing loss, restless legs and multiple sclerosis. J Neurol Neurosurg Psychiatry. 2006 Aug; 77 (8):963-6 View PubMed Kumar N, Kotagal S, Parisi JE, Westmoreland BF. Cerebral hemiatrophy with superficial siderosis and PLEDs due to a germ cell tumor of the basal ganglia. Eur J Neurol. 2006 Aug; 13(8):904-7. View PubMed Kumar N, Davis MD. Erythromelalgia: an underrecognized manifestation of small-fiber neuropathy. Mayo Clin Proc. 2006 Aug; 81 (8):1001 View PubMed Kumar N, Gross JB Jr. Mutation in the ATP7A gene may not be responsible for hypocupraemia in copper deficiency myelopathy. Postgrad Med J. 2006 Jun; 82 (968):416 View PubMed Kumar N, Cohen-Gadol AA, Wright RA, Miller GM, Piepgras DG, Ahlskog JE. Superficial siderosis. Neurology. 2006 Apr 25; 66(8):1144-52. View PubMed Kumar N, Orenstein R, Uslan DZ, Berbari EF, Klein CJ, Windebank AJ. Melarsoprol-associated multifocal inflammatory CNS illness in African trypanosomiasis. Neurology. 2006 Apr 11; 66(7):1120-1. Epub 2006 Mar 15. View PubMed Kumar N, Ahlskog JE, Klein CJ, Port JD. Imaging features of copper deficiency myelopathy: a study of 25 cases. Neuroradiology. 2006 Feb; 48 (2):78-83 Epub 2005 Oct 28 View PubMed Van Gerpen JA, Kumar N, Bower JH, Weigand S, Ahlskog JE. Levodopa-associated dyskinesia risk among Parkinson disease patients in Olmsted County, Minnesota, 1976-1990. Arch Neurol. 2006 Feb; 63(2):205-9. View PubMed Kumar N, Boes CJ, Babovic-Vuksanovic D, Boeve BF. The "eye-of-the-tiger" sign is not pathognomonic of the PANK2 mutation. Arch Neurol. 2006 Feb; 63(2):292-3. View PubMed Maschke M, Oehlert G, Xie TD, Perlman S, Subramony SH, Kumar N, Ptacek LJ, Gomez CM. Clinical feature profile of spinocerebellar ataxia type 1-8 predicts genetically defined subtypes. Mov Disord. 2005 Nov; 20(11):1405-12. View PubMed Kumar N, Dyck PJB. Hypertrophy of the nerve roots of the cauda equina as a paraneoplastic manifestation of lymphoma. Arch Neurol. 2005 Nov; 62(11):1776-7. View PubMed Klos KJ, Ahlskog JE, Josephs KA, Fealey RD, Cowl CT, Kumar N. Neurologic spectrum of chronic liver failure and basal ganglia T1 hyperintensity on magnetic resonance imaging: probable manganese neurotoxicity. Arch Neurol. 2005 Sep; 62(9):1385-90. View PubMed Kumar N, Lindell EP, Wilden JA, Davis DH. Role of dynamic CT myelography in identifying the etiology of superficial siderosis. Neurology. 2005 Aug 9; 65 (3):486-8 View PubMed Wilden JA, Kumar N, Murali HR, Lindell EP, Davis DH. Unusual neuroimaging in superficial siderosis. Neurology. 2005 Aug 9; 65(3):489. View PubMed Kumar N, Elliott MA, Hoyer JD, Harper CM Jr, Ahlskog JE, Phyliky RL. "Myelodysplasia," myeloneuropathy, and copper deficiency. Mayo Clin Proc. 2005 Jul; 80(7):943-6. View PubMed Chowdhry V, Kumar N, Lachance DH, Salomao DR, Luthra HS. An unusual presentation of rheumatoid meningitis. J Neuroimaging. 2005 Jul; 15 (3):286-8 View PubMed Josephs KA, Ahlskog JE, Klos KJ, Kumar N, Fealey RD, Trenerry MR, Cowl CT. Neurologic manifestations in welders with pallidal MRI T1 hyperintensity. Neurology. 2005 Jun 28; 64(12):2033-9. Epub 2005 May 11. View PubMed Kumar N, Drubach DA, Black DF. Expanding the spectrum of acquired cerebral hemiatrophy. J Neuroimaging. 2005 Apr; 15(2):200-2. View PubMed Kumar N, Van Gerpen JA, Bower JH, Ahlskog JE. Levodopa-dyskinesia incidence by age of Parkinson's disease onset. Mov Disord. 2005 Mar; 20(3):342-4. View PubMed Kumar N, Watson RE Jr. Shrinking brain in an expanding skull. Arch Neurol. 2005 Feb; 62: (2)326. View PubMed Kumar N, Ahlskog JE, Gross JB Jr. Acquired hypocupremia after gastric surgery. Clin Gastroenterol Hepatol. 2004 Dec; 2 (12):1074-9 View PubMed Kumar N, Folger WN, Bolton CF. Dyspnea as the predominant manifestation of bilateral phrenic neuropathy. Mayo Clin Proc. 2004 Dec; 79(12):1563-5. View PubMed Kumar N, Gross JB Jr, Ahlskog JE. Copper deficiency myelopathy produces a clinical picture like subacute combined degeneration. Neurology. 2004 Jul 13; 63 (1):33-9 View PubMed Kumar N, Low PA. Myeloneuropathy and anemia due to copper malabsorption. J Neurol. 2004 Jun; 251(6):747-9. View PubMed Kumar N, Crum B, Petersen RC, Vernino SA, Ahlskog JE. Copper deficiency myelopathy. Arch Neurol. 2004 May; 61(5):762-6. View PubMed Kumar N, Swanson JW. The 'red ear syndrome' revisited: two cases and a review of literature. Cephalalgia. 2004 Apr; 24(4):305-8. View PubMed Kumar N, Frohman EM. Spinal neurosarcoidosis mimicking an idiopathic inflammatory Demyelinating Syndrome. Arch Neurol. 2004 Apr; 61(4):586-9. View PubMed Kumar N, Lindell EP, Port JD. Acquired cerebral hemiatrophy: idiopathic? J Neuroimaging. 2004 Apr; 14(2):187-91. View PubMed Kumar N, Rodriguez M. Scleromyxedema in a patient with multiple sclerosis and monoclonal gammopathy on interferon beta-1a. Mult Scler. 2004 Feb; 10: (1)85-6. View PubMed Kumar N, McEvoy KM, Ahlskog JE. Myelopathy due to copper deficiency following gastrointestinal surgery. Arch Neurol. 2003 Dec; 60(12):1782-5. View PubMed Kumar N, Gross JB Jr, Ahlskog JE. Myelopathy due to copper deficiency. Neurology. 2003 Jul 22; 61 (2):273-4 View PubMed Kumar N, Muley S, Pakiam A, Parry GJ. Phenotypic Variability Leads to Under-recognition of HNPP. Journal of Clinical Neuromuscular Disease. 2002; 3:106-12. Puri V, Garg N, Kumar N, Tatke M. Hypoglycemic neuropathy: a case report. Neurology India. 2000; 48(3):263-5. View PubMed Kumar N, Cole J, Parry GJ. Variability of Presentation in Hereditary Neuropathy with Liability to Pressure Palsy (HNPP) Results in Underrecognition. New York Academy of Sciences. 1999; 883:344-50. Kumar N, Gupta M, Sahay M, Motiani R, Hussain S. P 300 as a Marker of Cognitive Dysfunction in Chronic Epileptics. Neurology India. 1996; 44(2):63-6. Puri V, Sharma D, Kumar N. Is Epilepsy and Spinal Muscular Atrophy Genetically Linked? Neurology India. 1994; 42(2):113. Gupta M, Rohtagi A, Kumar N. Single Enhancing CT Lesions- A Treatment Dilemma. Neurology India (Suppl). 1994; 42: (4)14. Kumar N, Khwaja GA, Gupta M, Sharma S. Antiepileptic drug induced osteomalacic myopathy with hyperparathyroidism and nephrolithiasis. J Assoc Physicians India. 1993 Nov; 41(11):748-9. View PubMed Puri V, Kumar N, Gulati P. Occulomotor Palsy- An Unusual Manifestation of Intracranial Tuberculosis. Neurology India. 1993; 40(4):248-9. Kumar N, Anand R, Gupta M, Khwaja G. Epileptic Nystagmus from a Parietal Lesion. Neurology India. 1993; 41(1):50-1. Kumar N, Mehndiratta MM, Kumar S, Puri S, Anand R. Spinal AVM- Unusual Associations. Neurology India. 1993; 42(2):54-5. Gupta M, Kumar N. Management of Convulsive Disorders in Adults. Journal of Internal Medicine. 1993; 2((Suppl)):51-6. Kumar N, Sharma S, Khwaja G, Gupta M. Mee's Lines in Association with Metronidazole Neuropathy. Neurology India. 1992; 40(2):123-4. Kumar N, Mehndiratta MM, Tatke M, Gupta M. Myosclerosis- An Uncategorized Muscle Disorder. Neurology India. 1992; 40(4):237-9. Kochhar R, Kumar N, Singh V, Goenka MK, Mehta SK. Plasma Fibronectin Levels in Patients with Idiopathic Ulcerative Colitis. National Medical Journal of India. 1991; 4(3):108-10. PST-20222475 Inicio Publicaciones