William G. Ondo, M.D.

Associate Professor of Neurology

Clinical Service Area

Neurology

Specialty

Movement Disorders
Parkinson's Disease

Board Certification

American Board of Psychiatry and Neurology, Neurology

Clinic Appointments

713-798-7438

Consult

713-798-7438

Medical School

Medical College of Virginia, Richmond, VA

Internship

Internal Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC

Residency

Neurology, Duke University Medical Center, Durham, NC

Fellowship

Movement Disorders, Baylor College of Medicine, Houston, TX

Clinical Interests

Restless Legs Syndrome, Tremor, Dystonia treatment with botulinum toxin, Parkinsons Disease and related parkinsonian conditions, Tourettes Syndrome, Huntingtons Disease, other disorders of movement and neurodegenerative disease

Clinic Location

Baylor Neurology
Smith Tower
6550 Fannin, Suite 1801
Houston, TX 77030

Research Interests

Restless legs syndrome, Parkinson's disease, tremor, and the use of botulinum toxins

Publications

Moore ST, Macdougall HG, Gracies JM, Ondo WG. Locomotor response to levodopa in fluctuating Parkinson's disease. Exp Brain Res 2008;184:469-78.
Moore ST, Macdougall HG, Ondo WG. Ambulatory monitoring of freezing of gait in Parkinson's disease. J Neurosci Methods 2008;167:340-8.
Ondo WG, Jong D, Davis A. Comparison of Weight Gain in Treatments for Tourette Syndrome: Tetrabenazine Versus Neuroleptic Drugs. J Child Neurol 2008;:.
Ondo WG, Lai D. Predictors of impulsivity and reward seeking behavior with dopamine agonists. Parkinsonism Relat Disord 2008;14:28-32.
Sitburana O, Ondo WG. Task-specific focal hand dystonia in a professional pistol-shooter. Clin Neurol Neurosurg 2008;:.
Truong D, Comella C, Fernandez HH, Ondo WG, On Behalf Of The Dysport Benign Essential Blepharospasm Study G. Efficacy and safety of purified botulinum toxin type A (Dysport((R))) for the treatment of benign essential blepharospasm: A randomized, placebo-controlled, phase II trial. Parkinsonism Relat Disord 2008;:.
Chaudhuri KR, Martinez-Martin P, Brown RG, Sethi K, Stocchi F, Odin P, Ondo W, Abe K, Macphee G, Macmahon D, Barone P, Rabey M, Forbes A, Breen K, Tluk S, Naidu Y, Olanow W, Williams AJ, Thomas S, Rye D, et al.. The metric properties of a novel non-motor symptoms scale for Parkinson's disease: Results from an international pilot study. Mov Disord 2007;22:1901-11.
Kenney C, Simpson R, Hunter C, Ondo W, Almaguer M, Davidson A, Jankovic J. Short-term and long-term safety of deep brain stimulation in the treatment of movement disorders. J Neurosurg 2007;106:621-5.
May S, Gilman S, Sowell BB, Thomas RG, Stern MB, Colcher A, Tanner CM, Huang N, Novak P, Reich SG, Jankovic J, Ondo WG, Low PA, Sandroni P, Lipp A, Marshall FJ, Wooten F, Shults CW. Potential outcome measures and trial design issues for multiple system atrophy. Mov Disord 2007;22:2371-7.
Moore ST, MacDougall HG, Gracies JM, Cohen HS, Ondo WG. Long-term monitoring of gait in Parkinson's disease. Gait Posture 2007;26:200-7.
Ondo WG. Zonisamide for essential tremor. Clin Neuropharmacol 2007;30:345-9.
Ondo WG. Placebo response in Parkinson trials using patient diaries: sites do matter. Clin Neuropharmacol 2007;30:301-4.
Ondo WG, Meilak C, Vuong KD. Predictors of battery life for the Activa Soletra 7426 Neurostimulator. Parkinsonism Relat Disord 2007;13:240-2.
Ondo WG, Mejia NI, Hunter CB. A pilot study of the clinical efficacy and safety of memantine for Huntington's disease. Parkinsonism Relat Disord 2007;13:453-4.
Ondo WG, Satija P. Withdrawal of visual feedback improves micrographia in Parkinson's disease. Mov Disord 2007;22:2130-1.
Ondo WG, Sethi KD, Kricorian G. Selegiline orally disintegrating tablets in patients with Parkinson disease and ""wearing off"" symptoms. Clin Neuropharmacol 2007;30:295-300.
Ondo WG, Zhao HR, Le WD. Animal models of restless legs syndrome. Sleep Med 2007;8:344-8.
Ozelius LJ, Foroud T, May S, Senthil G, Sandroni P, Low PA, Reich S, Colcher A, Stern MB, Ondo WG, Jankovic J, Huang N, Tanner CM, Novak P, Gilman S, Marshall FJ, Wooten GF, Chelimsky TC, Shults CW. G2019S mutation in the leucine-rich repeat kinase 2 gene is not associated with multiple system atrophy. Mov Disord 2007;22:546-9.
Qu S, Le W, Zhang X, Xie W, Zhang A, Ondo WG. Locomotion is increased in a11-lesioned mice with iron deprivation: a possible animal model for restless legs syndrome. J Neuropathol Exp Neurol 2007;66:383-8.
Stacy MA, Elble RJ, Ondo WG, Wu SC, Hulihan J. Assessment of interrater and intrarater reliability of the Fahn-Tolosa-Marin Tremor Rating Scale in essential tremor. Mov Disord 2007;22:833-8.
Zhao H, Zhu W, Pan T, Xie W, Zhang A, Ondo WG, Le W. Spinal cord dopamine receptor expression and function in mice with 6-OHDA lesion of the A11 nucleus and dietary iron deprivation. J Neurosci Res 2007;85:1065-76.
Chaudhuri KR, Martinez-Martin P, Schapira AH, Stocchi F, Sethi K, Odin P, Brown RG, Koller W, Barone P, MacPhee G, Kelly L, Rabey M, MacMahon D, Thomas S, Ondo W, Rye D, Forbes A, Tluk S, Dhawan V, Bowron A, et al.. International multicenter pilot study of the first comprehensive self-completed nonmotor symptoms questionnaire for Parkinson's disease: the NMSQuest study. Mov Disord 2006;21:916-23.
Deng H, Le WD, Hunter CB, Ondo WG, Guo Y, Xie WJ, Jankovic J. Heterogeneous phenotype in a family with compound heterozygous parkin gene mutations. Arch Neurol 2006;63:273-7.
Friedman JH, Berman RM, Goetz CG, Factor SA, Ondo WG, Wojcieszek J, Carson WH, Marcus RN. Open-label flexible-dose pilot study to evaluate the safety and tolerability of aripiprazole in patients with psychosis associated with Parkinson's disease. Mov Disord 2006;21:2078-81.
Lang AE, Houeto JL, Krack P, Kubu C, Lyons KE, Moro E, Ondo W, Pahwa R, Poewe W, Troster AI, Uitti R, Voon V. Deep brain stimulation: preoperative issues. Mov Disord 2006;:S171-96.
Ondo W. VIM deep brain stimulation does not improve pre-existing restless legs syndrome in patients with essential tremor. Parkinsonism Relat Disord 2006;12:113-4.
Ondo WG. Essential tremor: treatment options. Curr Treat Options Neurol 2006;8:256-67.
Ondo WG, Almaguer M, Cohen H. Computerized posturography balance assessment of patients with bilateral ventralis intermedius nuclei deep brain stimulation. Mov Disord 2006;21:2243-7.
Ondo WG, Jankovic J, Connor GS, Pahwa R, Elble R, Stacy MA, Koller WC, Schwarzman L, Wu SC, Hulihan JF. Topiramate in essential tremor: a double-blind, placebo-controlled trial. Neurology 2006;66:672-7.
Ondo WG, Lai D. Association between restless legs syndrome and essential tremor. Mov Disord 2006;21:515-8.
Ondo WG, Mejia NI, Hunter CB. A pilot study of the clinical efficacy and safety of memantine for Huntington's disease. Parkinsonism Relat Disord 2006;:.
Ondo WG, Silay Y, Almaguer M, Jankovic J. Subthalamic deep brain stimulation in patients with a previous pallidotomy. Mov Disord 2006;21:1252-4.
Ondo WG, Silay YS. Intravenous flumazenil for Parkinson's disease: a single dose, double blind, placebo controlled, cross-over trial. Mov Disord 2006;21:1614-7.
Pahwa R, Factor SA, Lyons KE, Ondo WG, Gronseth G, Bronte-Stewart H, Hallett M, Miyasaki J, Stevens J, Weiner WJ. Practice Parameter: Treatment of Parkinson disease with motor fluctuations and dyskinesia (an evidence-based review). Report of the Quality Standards Subcommittee of the American Academy of Neurology. Neurology 2006;:.
Pahwa R, Lyons KE, Wilkinson SB, Simpson RK, Jr., Ondo WG, Tarsy D, Norregaard T, Hubble JP, Smith DA, Hauser RA, Jankovic J. Long-term evaluation of deep brain stimulation of the thalamus. J Neurosurg 2006;104:506-12.
Qu S, Ondo WG, Zhang X, Xie WJ, Pan TH, Le WD. Projections of diencephalic dopamine neurons into the spinal cord in mice. Exp Brain Res 2006;168:152-6.
Sitburana O, Ondo WG. Tetrabenazine for hyperglycemic-induced hemichorea-hemiballismus. Mov Disord 2006;21:2023-5.
Ondo WG. Methadone for refractory restless legs syndrome. Mov Disord 2005;20:345-8.
Ondo WG. Restless legs syndrome. Neurol Clin 2005;23:1165-85, viii.
Ondo WG, Bronte-Stewart H. The North American survey of placement and adjustment strategies for deep brain stimulation. Stereotact Funct Neurosurg 2005;83:142-7.
Ondo WG, Fayle R, Atassi F, Jankovic J. Modafinil for daytime somnolence in Parkinson's disease: double blind, placebo controlled parallel trial. J Neurol Neurosurg Psychiatry 2005;76:1636-9.
Ondo WG, Gollomp S, Galvez-Jimenez N. A pilot study of botulinum toxin A for headache in cervical dystonia. Headache 2005;45:1073-7.
Ondo WG, Lai D. Olfaction testing in patients with tremor-dominant Parkinson's disease: is this a distinct condition?. Mov Disord 2005;20:471-5.
Ondo WG, Tintner R, Voung KD, Lai D, Ringholz G. Double-blind, placebo-controlled, unforced titration parallel trial of quetiapine for dopaminergic-induced hallucinations in Parkinson's disease. Mov Disord 2005;20:958-63.
Ondo WG, Wang A, Thomas M, Vuong KD. Evaluating factors that can influence spirography ratings in patients with essential tremor. Parkinsonism Relat Disord 2005;11:45-8.
Zesiewicz TA, Elble R, Louis ED, Hauser RA, Sullivan KL, Dewey RB, Jr., Ondo WG, Gronseth GS, Weiner WJ. Practice parameter: therapies for essential tremor: report of the Quality Standards Subcommittee of the American Academy of Neurology. Neurology 2005;64:2008-20.
Chen S, Ondo WG, Rao S, Li L, Chen Q, Wang Q. Genomewide linkage scan identifies a novel susceptibility locus for restless legs syndrome on chromosome 9p. Am J Hum Genet 2004;74:876-85.
Ondo W, Romanyshyn J, Vuong KD, Lai D. Long-term treatment of restless legs syndrome with dopamine agonists. Arch Neurol 2004;61:1393-7.
Ondo WG, Hunter C, Moore W. A double-blind placebo-controlled trial of botulinum toxin B for sialorrhea in Parkinson's disease. Neurology 2004;62:37-40.
Ondo WG, Jimenez JE, Vuong KD, Jankovic J. An open-label pilot study of levetiracetam for essential tremor. Clin Neuropharmacol 2004;27:274-7.
Ondo WG, Vuong KD, Derman HS. Botulinum toxin A for chronic daily headache: a randomized, placebo-controlled, parallel design study. Cephalalgia 2004;24:60-5.
Sanghera MK, Grossman RG, Kalhorn CG, Hamilton WJ, Ondo WG, Jankovic J. Basal ganglia neuronal discharge in primary and secondary dystonia. Adv Neurol 2004;94:29-36.
Walters AS, Ondo WG, Dreykluft T, Grunstein R, Lee D, Sethi K. Ropinirole is effective in the treatment of restless legs syndrome. TREAT RLS 2: a 12-week, double-blind, randomized, parallel-group, placebo-controlled study. Mov Disord 2004;19:1414-23.
Connor JR, Boyer PJ, Menzies SL, Dellinger B, Allen RP, Ondo WG, Earley CJ. Neuropathological examination suggests impaired brain iron acquisition in restless legs syndrome. Neurology 2003;61:304-9.
Handforth A, Ondo WG, Tatter S, Mathern GW, Simpson RK, Jr., Walker F, Sutton JP, Hubble JP, Jankovic J. Vagus nerve stimulation for essential tremor: a pilot efficacy and safety trial. Neurology 2003;61:1401-5.
Lyons KE, Pahwa R, Comella CL, Eisa MS, Elble RJ, Fahn S, Jankovic J, Juncos JL, Koller WC, Ondo WG, Sethi KD, Stern MB, Tanner CM, Tintner R, Watts RL. Benefits and risks of pharmacological treatments for essential tremor. Drug Saf 2003;26:461-81.
Oliveira SA, Scott WK, Martin ER, Nance MA, Watts RL, Hubble JP, Koller WC, Pahwa R, Stern MB, Hiner BC, Ondo WG, Allen FH, Jr., Scott BL, Goetz CG, Small GW, Mastaglia F, Stajich JM, Zhang F, Booze MW, Winn MP, et al.. Parkin mutations and susceptibility alleles in late-onset Parkinson's disease. Ann Neurol 2003;53:624-9.
Oliveira SA, Scott WK, Nance MA, Watts RL, Hubble JP, Koller WC, Lyons KE, Pahwa R, Stern MB, Hiner BC, Jankovic J, Ondo WG, Allen FH, Jr., Scott BL, Goetz CG, Small GW, Mastaglia FL, Stajich JM, Zhang F, Booze MW, et al.. Association study of Parkin gene polymorphisms with idiopathic Parkinson disease. Arch Neurol 2003;60:975-80.
Ondo W. Gait and balance disorders. Med Clin North Am 2003;87:793-801, viii.
Ondo WG, Hunter C. Flumazenil, a GABA antagonist, may improve features of Parkinson's disease. Mov Disord 2003;18:683-5.
Ondo WG, Sutton L, Dat Vuong K, Lai D, Jankovic J. Hearing impairment in essential tremor. Neurology 2003;61:1093-7.
Sanghera MK, Grossman RG, Kalhorn CG, Hamilton WJ, Ondo WG, Jankovic J. Basal ganglia neuronal discharge in primary and secondary dystonia in patients undergoing pallidotomy. Neurosurgery 2003;52:1358-70; discussion 1370-3.
van der Walt JM, Martin ER, Scott WK, Zhang F, Nance MA, Watts RL, Hubble JP, Haines JL, Koller WC, Lyons K, Pahwa R, Stern MB, Colcher A, Hiner BC, Jankovic J, Ondo WG, Allen FH, Jr., Goetz CG, Small GW, Mastaglia F, et al.. Genetic polymorphisms of the N-acetyltransferase genes and risk of Parkinson's disease. Neurology 2003;60:1189-91.
van der Walt JM, Nicodemus KK, Martin ER, Scott WK, Nance MA, Watts RL, Hubble JP, Haines JL, Koller WC, Lyons K, Pahwa R, Stern MB, Colcher A, Hiner BC, Jankovic J, Ondo WG, Allen FH, Jr., Goetz CG, Small GW, Mastaglia F, et al.. Mitochondrial polymorphisms significantly reduce the risk of Parkinson disease. Am J Hum Genet 2003;72:804-11.
Ondo W. Epidemiology of restless legs syndrome. Sleep Med 2002;:S13-5.
Ondo WG, Chan LL, Levy JK. Vascular parkinsonism: clinical correlates predicting motor improvement after lumbar puncture. Mov Disord 2002;17:91-7.
Ondo WG, Levy JK, Vuong KD, Hunter C, Jankovic J. Olanzapine treatment for dopaminergic-induced hallucinations. Mov Disord 2002;17:1031-5.
Ondo WG, Tintner R, Thomas M, Jankovic J. Tetrabenazine treatment for Huntington's disease-associated chorea. Clin Neuropharmacol 2002;25:300-2.
Ondo WG, Verma A. Physiological assessment of paroxysmal dystonia secondary to subacute sclerosing panencephalitis. Mov Disord 2002;17:154-7.
Ondo WG, Vuong KD, Jankovic J. Exploring the relationship between Parkinson disease and restless legs syndrome. Arch Neurol 2002;59:421-4.
Hanna PA, Ratkos L, Ondo WG, Jankovic J. Switching from pergolide to pramipexole in patients with Parkinson's disease. J Neural Transm 2001;108:63-70.
Hou JG, Ondo W, Jankovic J. Intrathecal baclofen for dystonia. Mov Disord 2001;16:1201-2.
Jankovic J, Lai EC, Ondo WG, Roberts-Warrior D, Olson SL, Krauss JK, Grossman RG. Effects of pallidotomy on gait and balance. Adv Neurol 2001;87:271-81.
Krauss JK, Simpson RK, Jr., Ondo WG, Pohle T, Burgunder JM, Jankovic J. Concepts and methods in chronic thalamic stimulation for treatment of tremor: technique and application. Neurosurgery 2001;48:535-41; discussion 541-3.
Martin ER, Scott WK, Nance MA, Watts RL, Hubble JP, Koller WC, Lyons K, Pahwa R, Stern MB, Colcher A, Hiner BC, Jankovic J, Ondo WG, Allen FH, Jr., Goetz CG, Small GW, Masterman D, Mastaglia F, Laing NG, Stajich JM, et al.. Association of single-nucleotide polymorphisms of the tau gene with late-onset Parkinson disease. Jama 2001;286:2245-50.
Ondo W, Almaguer M, Jankovic J, Simpson RK. Thalamic deep brain stimulation: comparison between unilateral and bilateral placement. Arch Neurol 2001;58:218-22.
Ondo W, Dat Vuong K, Almaguer M, Jankovic J, Simpson RK. Thalamic deep brain stimulation: effects on the nontarget limbs. Mov Disord 2001;16:1137-42.
Ondo WG, Dat Vuong K, Khan H, Atassi F, Kwak C, Jankovic J. Daytime sleepiness and other sleep disorders in Parkinson's disease. Neurology 2001;57:1392-6.
Scott WK, Nance MA, Watts RL, Hubble JP, Koller WC, Lyons K, Pahwa R, Stern MB, Colcher A, Hiner BC, Jankovic J, Ondo WG, Allen FH, Jr., Goetz CG, Small GW, Masterman D, Mastaglia F, Laing NG, Stajich JM, Slotterbeck B, et al.. Complete genomic screen in Parkinson disease: evidence for multiple genes. Jama 2001;286:2239-44.
Tan EK, Nagamitsu S, Matsuura T, Khajavi M, Jankovic J, Ondo W, Ashizawa T. Alcohol dehydrogenase polymorphism and Parkinson's disease. Neurosci Lett 2001;305:70-2.
Tan EK, Ondo WG. Motor restlessness. Int J Clin Pract 2001;55:320-2.
Yoshor D, Hamilton WJ, Ondo W, Jankovic J, Grossman RG. Comparison of thalamotomy and pallidotomy for the treatment of dystonia. Neurosurgery 2001;48:818-24; discussion 824-6.
Lai EC, Jankovic J, Krauss JK, Ondo WG, Grossman RG. Long-term efficacy of posteroventral pallidotomy in the treatment of Parkinson's disease. Neurology 2000;55:1218-22.
Ondo W, Hunter C, Vuong KD, Schwartz K, Jankovic J. Gabapentin for essential tremor: a multiple-dose, double-blind, placebo-controlled trial. Mov Disord 2000;15:678-82.
Ondo W, Tan EK, Mansoor J. Rheumatologic serologies in secondary restless legs syndrome. Mov Disord 2000;15:321-3.
Ondo W, Warrior D, Overby A, Calmes J, Hendersen N, Olson S, Jankovic J. Computerized posturography analysis of progressive supranuclear palsy: a case-control comparison with Parkinson's disease and healthy controls. Arch Neurol 2000;57:1464-9.
Ondo WG, Ben-Aire L, Jankovic J, Lai E, Contant C, Grossman R. Weight gain following unilateral pallidotomy in Parkinson's disease. Acta Neurol Scand 2000;101:79-84.
Ondo WG, He Y, Rajasekaran S, Le WD. Clinical correlates of 6-hydroxydopamine injections into A11 dopaminergic neurons in rats: a possible model for restless legs syndrome. Mov Disord 2000;15:154-8.
Ondo WG, Hunter C, Vuong KD, Jankovic J. The pharmacokinetic and clinical effects of tolcapone on a single dose of sublingual apomorphine in Parkinson's disease. Parkinsonism Relat Disord 2000;6:237-240.
Ondo WG, Vuong KD, Wang Q. Restless legs syndrome in monozygotic twins: clinical correlates. Neurology 2000;55:1404-6.
Tan EK, Jankovic J, Ondo W. Bruxism in Huntington's disease. Mov Disord 2000;15:171-3.
Tan EK, Ondo W. Clinical characteristics of pramipexole-induced peripheral edema. Arch Neurol 2000;57:729-32.
Tan EK, Ondo W. Restless legs syndrome: clinical features and treatment. Am J Med Sci 2000;319:397-403.
Jankovic J, Schwartz KS, Ondo W. Re-emergent tremor of Parkinson's disease. J Neurol Neurosurg Psychiatry 1999;67:646-50.
Ondo W. Ropinirole for restless legs syndrome. Mov Disord 1999;14:138-40.
Ondo W, Hunter C, Almaguer M, Gancher S, Jankovic J. Efficacy and tolerability of a novel sublingual apomorphine preparation in patients with fluctuating Parkinson's disease. Clin Neuropharmacol 1999;22:04-Jan.
Ondo W, Hunter C, Almaguer M, Jankovic J. A novel sublingual apomorphine treatment for patients with fluctuating Parkinson's disease. Mov Disord 1999;14:664-8.
Ondo WG, Hanna PA, Jankovic J. Tetrabenazine treatment for tardive dyskinesia: assessment by randomized videotape protocol. Am J Psychiatry 1999;156:1279-81.
Scott WK, Yamaoka LH, Stajich JM, Scott BL, Vance JM, Roses AD, Pericak-Vance MA, Watts RL, Nance M, Hubble J, Koller W, Stern MB, Colcher A, Allen FH, Jr., Hiner BC, Jankovic J, Ondo W, Laing NG, Mastaglia F, Goetz C, et al.. The alpha-synuclein gene is not a major risk factor in familial Parkinson disease. Neurogenetics 1999;2:191-2.
Becker PM, Ondo W, Sharon D. Encouraging initial response of restless legs syndrome to pramipexole. Neurology 1998;51:1221-3.
Ondo W, Jankovic J, Schwartz K, Almaguer M, Simpson RK. Unilateral thalamic deep brain stimulation for refractory essential tremor and Parkinson's disease tremor. Neurology 1998;51:1063-9.
Ondo WG, Desaloms JM, Jankovic J, Grossman RG. Pallidotomy for generalized dystonia. Mov Disord 1998;13:693-8.
Ondo WG, Harris C. Toward optimal health: the experts respond to Parkinson's disease. Interview by Jodi Godfrey Meisler. J Womens Health 1998;7:957-62.
Ondo WG, Jankovic J, Lai EC, Sankhla C, Khan M, Ben-Arie L, Schwartz K, Grossman RG, Krauss JK. Assessment of motor function after stereotactic pallidotomy. Neurology 1998;50:266-70.
Ondo W. Lingual dystonia following electrical injury. Mov Disord 1997;12:253.
Ondo W, Jankovic J. Restless legs syndrome: clinicoetiologic correlates. Neurology 1996;47:1435-41.
Ondo WG, Delong GR. Dandy-Walker syndrome presenting as opisthotonus: proposed pathophysiology. Pediatr Neurol 1996;14:165-8.
Perkins AT, Ondo W. When to worry about headache. Head pain as a clue to intracranial disease. Postgrad Med 1995;98:197-201, 204-8.
Ondo WG, Hurwitz BJ. Tardive dyskinesia and pseudo-parkinsonism. In a nursing home patient who itched. N C Med J 1993;54:605-7.

Poster Presentations

Aguilar Tabora LG, Davidson A, Jankovic J, Ondo WG. Characteristics of Archimedean Spiral Drawing in Patients with Psychogenic Tremor. American Academy of Neurology (AAN), 60th Annual Meeting in Chicago, Illinois (April 12-19, 2008).
Ondo WG, Shinawi LM, Moore S. A Single Dose, Placebo Controlled, Cross-Over Trial Comparing the Latency to Onset of Orally Disintegrating (OD) Levodopa (Parcopa) Versus Oral (PO) Levodopa. American Academy of Neurology (AAN), 60th Annual Meeting in Chicago, Illinois (April 12-19, 2008).
Sitburana O, Almaguer M, Ondo W. Microlesion Effects and Tremor Outcomes in Ventrointermediate Deep Brain Stimulation. Movement Disorder Society (MDS), 11th International Congress of Parkinson's Disease and Movement Disorders in Istanbul, Turkey (June 3-7, 2007).
Sitburana O, Rountree S, Vuong KD, Ondo W. Weight Change in Parkinson and Alzheimer Patients Taking Atypical Antipsychotic Drugs. Movement Disorder Society (MDS), 11th International Congress of Parkinson's Disease and Movement Disorders in Istanbul, Turkey (June 3-7, 2007).
Ondo WG, Jong D, Davidson A. Comparison of Weight Gain in Treatments for Tourette's Syndrome: Tetrabenazine versus Neuroleptics. Movement Disorder Society (MDS), 10th International Congress of Parkinson's Disease and Movement Disorders in Kyoto, Japan (Oct. 30 - Nov. 2, 2006).
Ondo WG, Khan F. Zonisamide for Essential Tremor. Movement Disorder Society (MDS), 10th International Congress of Parkinson's Disease and Movement Disorders in Kyoto, Japan (Oct. 30 - Nov. 2, 2006).
Ondo WG, Lai D. Predictors of Impulsivity and Reward Seeking Behavior with Dopamine Agonists. Movement Disorder Society (MDS), 10th International Congress of Parkinson's Disease and Movement Disorders in Kyoto, Japan (Oct. 30 - Nov. 2, 2006).
Ondo WG, Perkins T, Swick T, Hull, Jr. KL, Jimenez JE, Pardi D. Sodium Oxybate for Excessive Daytime Sleepiness in Parkinson's Disease: A Polysomnographic Study. Movement Disorder Society (MDS), 10th International Congress of Parkinson's Disease and Movement Disorders in Kyoto, Japan (Oct. 30 - Nov. 2, 2006).
Ondo WG, Satija P. Withdrawal of Visual Feedback Improves Micrographia in Parkinson's Disease. Movement Disorder Society (MDS), 10th International Congress of Parkinson's Disease and Movement Disorders in Kyoto, Japan (Oct. 30 - Nov. 2, 2006).
Sitburana O, Ondo WG. Tetrabenazine for Hyperglcemic-Induced Hemichorea-Hemiballismus. Movement Disorder Society (MDS), 10th International Congress of Parkinson's Disease and Movement Disorders in Kyoto, Japan (Oct. 30 - Nov. 2, 2006).
Kenney C, Simpson Jr RK, Hunter CB, Ondo WG, Almaguer M, Davidson A, Jankovic J. Short-Term and Long-Term Safety of Deep Brain Stimulation in the Treatment of Movement Disorders. American Neurological Association (ANA), 131st Annual Meeting in Chicago, Illinois (Oct. 8-11, 2006).
Sitburana O, Ondo WG. Weight Change in Parkinson's Disease Patients Taking Atypical Antipsychotics. American Neurological Association (ANA), 131st Annual Meeting in Chicago, Illinois (Oct. 8-11, 2006). [Previously Presented]
Sitburana O, Ondo WG. Weight Change in Parkinson's Disease Patients Taking Atypical Antipsychotics. American Academy of Neurology (AAN), 58th Annual Meeting in San Diego, California (April 1-8, 2006).
Mejia NI, Hunter C, Flores K, Ondo WG. A Pilot Study of the Clinical Efficacy and Safety of Memantine for Huntington's Disease. Movement Disorder Society (MDS), 9th International Congress of Parkinson's Disease and Movement Disorders in New Orleans, Louisiana (March 5-8, 2005).
Ondo WG, Haykal HA. Paraspinal Muscle Asymmetry in Parkinson's Disease. Movement Disorder Society (MDS), 9th International Congress of Parkinson's Disease and Movement Disorders in New Orleans, Louisiana (March 5-8, 2005).
Ondo WG, Lai D. The Association between Restless Legs Syndrome and Essential Tremor. Movement Disorder Society (MDS), 9th International Congress of Parkinson's Disease and Movement Disorders in New Orleans, Louisiana (March 5-8, 2005).
Ondo WG, Meilak C, Vuong KD, Jankovic J. Predictors of Battery Life for the Activa? Soletra 7426 Neurostimulator. Movement Disorder Society (MDS), 9th International Congress of Parkinson's Disease and Movement Disorders in New Orleans, Louisiana (March 5-8, 2005).
Ondo WG, Silay Y, Almaguer M, Jankovic J. Subthalamic Deep Brain Stimulation in Patients with a Previous Pallidotomy. Movement Disorder Society (MDS), 9th International Congress of Parkinson's Disease and Movement Disorders in New Orleans, Louisiana (March 5-8, 2005).
Silay Y, Jankovic J, Vuong KD, Almageur M, Ondo WG, Tintner R, Simpson Jr RK. The Safety of Deep Brain Stimulation in Patients with Parkinson's Disese, Essential Tremor, and Other Movement Disorders. American Neurological Association (ANA), 129th Annual Meeting in Toronto, Canada (Oct. 4-5, 2004).
Ondo WG, Bronte-Stewart H for the DBS Study Group. The North American Survey of Placement and Adjustment Strategies for Deep Brain Stimulation. American Academy of Neurology (AAN), 56th Annual Meeting in San Francisco, California (April 24 - May 1, 2004).
Ondo WG, Hunter CB, Moore W. A Double Blind Placebo Controlled Parallel Trial of Botulinum Toxin B (MyoblocT) for the Treatment of Sialorrhea in Parkinson Disease. American Academy of Neurology (AAN), 55th Annual Meeting in Honolulu, Hawaii (March 29 - April 5, 2003).
Ondo WG, Romanyshyn J, Vuong KD. Long Term Treatment of Restless Legs Syndrome with Dopamine Agonists. American Academy of Neurology (AAN), 55th Annual Meeting in Honolulu, Hawaii (March 29 - April 5, 2003).
Ondo WG, Cohen H, Almaguer M, Jankovic J. Computerized Posturography Balance Assessment of Patients with Bilateral VIM Deep Brain Stimulation. Movement Disorder Society (MDS), 7th International Congress of Parkinson's Disease and Movement Disorders in Miami, Florida (Nov. 10-14, 2002).
Ondo WG, Wang A, Thomas M, Vuong KD. Evaluating Factors that can Influence Spirography Ratings in Patients with Essential Tremor. Movement Disorder Society (MDS), 7th International Congress of Parkinson's Disease and Movement Disorders in Miami, Florida (Nov. 10-14, 2002).
Tintner R, Almaguer M, Vuong KD, Ondo WG, Jankovic J, Sanghera M. Predictors of Response to Bilateral Subthalamic Nucleus Stimulation for Parkinson's Disease. Movement Disorder Society (MDS), 7th International Congress of Parkinson's Disease and Movement Disorders in Miami, Florida (Nov. 10-14, 2002).
Ondo WG, Vuong KD, Derman HS. Botulinum Toxin A (Botox) for Chronic Daily Headache: A Randomized Placebo-Controlled, Parallel Design Study. American Headache Society, 44th Annual Scientific Meeting in Seattle, Washington (June 21-23, 2002).
Atassi F, Vuong KD, Jankovic J, Ondo WG. The Prevalence of Restless Legs Syndrome in Patients with Parkinson's Disease. American Academy of Neurology (AAN), 53rd Annual Meeting in Philadelphia, Pennsylvania (May 5-11, 2001).
Ondo WG, Vuong KD, Jankovic J. Exploring the Relationship between Parkinson's Disease and Restless Legs Syndrome. American Academy of Neurology (AAN), 53rd Annual Meeting in Philadelphia, Pennsylvania (May 5-11, 2001).
Ondo WG, Hunter C, Vuong KD, Jankovic J. Olanzapine Treatment for Dopaminergic Induced Hallucinations. Movement Disorder Society (MDS), 6th International Congress of Parkinson's Disease and Movement Disorders in Barcelona, Spain (June 11-15, 2000).
Ondo WG, Vuong KD, Atassi F, Khan H, Kwak C, Jankovic J. Daytime Sleepiness in Patients with Parkinson's Disease. Movement Disorder Society (MDS), 6th International Congress of Parkinson's Disease and Movement Disorders in Barcelona, Spain (June 11-15, 2000).
Vuong KD, Ondo WG, Almaguer M, Simpson RK, Jankovic J. Unilateral Thalamic Deep Brain Stimulation for Essential Tremor and Parkinson's Disease: Effects of Stimulation on the Non-Target Limb and Rebound Augmentation. American Academy of Neurology (AAN), 52nd Annual Meeting in San Diego, California (April 29 - May 6, 2000).

Contact Information

William G. Ondo, M.D.
Department of Neurology
Baylor College of Medicine
One Baylor Plaza, MS NB302
Houston, Texas 77030

Tel: 713-798-7438
Fax: 713-798-6808
Email: