Research Topics
| Helen S CohenSummaryAffiliation: Baylor College of Medicine Country: USA Publications
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Detail Information
Publications
Vestibular disorders and dual task performance: impairment when walking a straight pathJess C Roberts
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030, USA
J Vestib Res 21:167-74. 2011..The changes in velocity did not affect the veering. These data suggest that patients with vestibular disorders are impaired in their ability to complete a linear path when cognitive tasks are added...
Posturography and locomotor tests of dynamic balance after long-duration spaceflightHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, TX 77030, USA
J Vestib Res 22:191-6. 2012..These findings indicate that standard clinical comparisons are not useful for identifying problems. Testing both standing and walking balance will be more likely to identify balance deficits...
International guidelines for education in vestibular rehabilitation therapyHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Neck Surgery, Baylor College of Medicine, Houston, TX, USA
J Vestib Res 21:243-50. 2011..We recommend that therapists be familiar with the evidence supporting efficacy of available treatments as well as with limitations in the current research...
Tests of walking balance for screening vestibular disordersHelen S Cohen
Baylor College of Medicine, Houston, TX 77030, USA
J Vestib Res 22:95-104. 2012....
Subjective visual vertical in vestibular disorders measured with the bucket testHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, TX, USA
Acta Otolaryngol 132:850-4. 2012....
Canalith repositioning variations for benign paroxysmal positional vertigoHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, TX, USA
Otolaryngol Head Neck Surg 143:405-12. 2010..To determine if variations in common treatments for benign paroxysmal positional vertigo (BPPV) affected efficacy...
Walking speed and vestibular disorders in a path integration taskHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030, United States
Gait Posture 33:211-3. 2011..Step length did not differ among diagnostic groups. These data confirm the involvement of vestibular function in path integration, suggest a differentiation by type of vestibular impairment, and suggest some differences by cadence...
Assessment of functional outcomes in patients with vestibular disorders after rehabilitationHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, One Baylor Plaza, Houston, TX, USA
NeuroRehabilitation 29:173-8. 2011..This paper reviews the available scales and discusses the major problems in functional assessment of patients with vestibular disorders...
Improvement of obstacle avoidance on a compliant surface during transfer to a novel visual task after variable practice under unusual visual conditionsCarrie A Roller
Bobby R Alford Department of Otolaryngology, Head and Neck Surgery, Baylor College of Medicine, Houston, TX 77030, USA
Percept Mot Skills 108:173-80. 2009..Thus, performance in a novel visual environment on a compliant surface improved most with variable practice...
Dynamic visual acuity testing for screening patients with vestibular impairmentsBrian T Peters
Wyle Integrated Science and Engineering Group, Houston, TX 77030, USA
J Vestib Res 22:145-51. 2012..Modifications of the test paradigm may make it more useful for screening potential patients...
Usefulness of some current balance tests for identifying individuals with disequilibrium due to vestibular impairmentsHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, TX, USA
J Vestib Res 18:295-303. 2008..These tests may also indicate the presence of sub-clinical balance problems in community-dwelling, asymptomatic adults...
Effects of sensorimotor adaptation training on functional mobility in older adultsRegina R Buccello-Stout
Division for Flight Analogs, Universities Space Research Association, NASA Johnson Space Center, 2101 NASA Parkway, Mail Code SK37, Houston, TX 77058, USA
J Gerontol B Psychol Sci Soc Sci 63:P295-300. 2008..This training effect was retained for 4 weeks. Exposure to perceptual-motor mismatch induced an adaptive training effect that improved balance and locomotor control in older adults...
Obstacle avoidance in novel visual environments improved by variable practice trainingHelen S Cohen
Bobby R Alford Department of Otolaryngology, Head and Neck Surgery, Baylor College of Medicine, Houston, TX 77030, USA
Percept Mot Skills 101:853-61. 2005..Constant practice was effective only if the subjects used the lens efficacious in training. Variable practice increases the likelihood of efficacious training when adaptive performance is required in a novel environment...
Improvements in path integration after vestibular rehabilitationHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, Houston, TX 77030, USA
J Vestib Res 12:47-51. 2002..The data also suggest that vestibular rehabilitation, given as a simple home program, is associated with improvements in this skill...
International survey of vestibular rehabilitation therapists by the Barany Society Ad Hoc Committee on Vestibular Rehabilitation TherapyHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, TX 77030, USA
J Vestib Res 19:15-20. 2009..Therefore, the Committee recommends the development of international standards for education and practice in vestibular rehabilitation therapy...
Increased independence and decreased vertigo after vestibular rehabilitationHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, Houston, TX 77030, USA
Otolaryngol Head Neck Surg 128:60-70. 2003..We sought to determine the effectiveness in decreasing some symptoms, such as vertigo, and increasing performance of daily life skills after vestibular rehabilitation...
Gait training improves performance in healthy adults exposed to novel sensory discordant conditionsCrystal D Batson
MEI Technologies, Inc, Houston, TX, 77058, USA
Exp Brain Res 209:515-24. 2011....
Improving balance function using vestibular stochastic resonance: optimizing stimulus characteristicsAjitkumar P Mulavara
Universities Space Research Association, 2101 NASA Parkway, Mail Code SK B272, Houston, TX 77058, USA
Exp Brain Res 210:303-12. 2011....
Disability and rehabilitation in the dizzy patientHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, Texas 77030, USA
Curr Opin Neurol 19:49-54. 2006....
Treatment variations on the Epley maneuver for benign paroxysmal positional vertigoHelen S Cohen
Depatment of Otorhinolaryngology, Baylor College of Medicine, Houston, TX 77030, USA
Am J Otolaryngol 25:33-7. 2004..To determine if using more head rotation during the Epley maneuver or specific posttreatment instructions for sleeping position would affect treatment effectiveness, compared with the usual maneuver without extra instructions...
Factors affecting recovery after acoustic neuroma resectionHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, Houston, Texas 77030, USA
Acta Otolaryngol 122:841-50. 2002..Most compensation occurs within 3 weeks, probably due to central mechanisms, although some measures may not recover completely...
Prevalence of abnormalities in vestibular function and balance among HIV-seropositive and HIV-seronegative women and menHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, Texas, United States of America
PLoS ONE 7:e38419. 2012..The goals of this study were to determine the prevalences of vestibular and balance impairments among HIV-seropositive and comparable seronegative men and women and to determine if those groups differed...
Decreased ataxia and improved balance after vestibular rehabilitationHelen S Cohen
Department of Otolaryngology and Communicative Sciences, Baylor College of Medicine, Houston, TX 77030, USA
Otolaryngol Head Neck Surg 130:418-25. 2004..To determine the effects of vestibular rehabilitation on gait ataxia and balance...
Benign paroxysmal positional vertigo and comorbid conditionsHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030, USA
ORL J Otorhinolaryngol Relat Spec 66:11-5. 2004..To determine the prevalence of comorbid disease in patients with benign paroxysmal positional vertigo (BPPV) and the relationship of comorbid disease to symptoms of vertigo, disequilibrium, and anxiety...
Modified dynamic visual acuity tests after acoustic neuroma resectionHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, TX 77030, USA
Acta Otolaryngol 127:825-8. 2007..These findings may have practical implications for seating design and design of tasks requiring good visual acuity while seated...
Side-lying as an alternative to the Dix-Hallpike test of the posterior canalHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, Houston, Texas 77030, USA
Otol Neurotol 25:130-4. 2004..The goal of this study was to determine if an alternative test, brisk side-lying with the nose turned 45 degrees away from the tested side, yields the same results as the Dix-Hallpike maneuver...
Driving disability and dizzinessHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, One Baylor Plaza, Houston, TX, 77030, USA
J Safety Res 34:361-9. 2003..e., inner ear) disorders complain of difficulty driving. Physicians occasionally warn their patients with vestibular disorders not to drive. Few studies have asked patients about their driving performance, so little data are available...
Changes in a repetitive head movement task after vestibular rehabilitationHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, Houston, Texas 77030, USA
Clin Rehabil 18:125-31. 2004..This study determined if performance on a purposeful activity improves after vestibular rehabilitation exercises, and if the speed of treatment exercises influences performance...
Nystagmus parameters and subtypes of benign paroxysmal positional vertigoHelen S Cohen
Bobby R Alford Department of Otolaryngology Head and Neck Surgery, Baylor College of Medicine, Houston, TX 77030, USA
Acta Otolaryngol 130:1019-23. 2010..Also, some patients may have clinical syndromes that include both canalithiasis and cupulolithiasis subtypes...
Effectiveness of treatments for benign paroxysmal positional vertigo of the posterior canalHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, Houston, Texas 77030, USA
Otol Neurotol 26:1034-40. 2005..To determine which common, nonpharmacological, nonsurgical treatments are most effective for treatment of benign paroxysmal positional vertigo (BPPV)...
An augmented liberatory maneuver for benign paroxysmal positional vertigo for patients who are difficult to moveHelen S Cohen
The Bobby R. Alford Department of Otolaryngology-Head and Neck Surgery, Baylor College of Medicine, Houston, TX 77030, USA
Otolaryngol Head Neck Surg 136:309-10. 2007
Effects of normal aging on visuo-motor plasticityCarrie A Roller
The Bobby R Alford Dept of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, Houston, TX 77030, USA
Neurobiol Aging 23:117-23. 2002..Further studies are underway examining variable practice training as a potential mechanism for enhancing this form of behavioral neural plasticity...
Update on the status of rehabilitative countermeasures to ameliorate the effects of long-duration exposure to microgravity on vestibular and sensorimotor functionHelen S Cohen
Bobby R Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030, USA
J Vestib Res 13:405-9. 2003..If we make a greater effort toward a coordinated, multidimensional approach, guided by rehabilitation concepts, we will be able to provide operational sensorimotor countermeasures when they are needed...
