Vikas Kotagal

Summary

Affiliation: University of Michigan
Country: USA

Publications

  1. doi request reprint Advanced age, cardiovascular risk burden, and timed up and go test performance in Parkinson disease
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor
    J Gerontol A Biol Sci Med Sci 69:1569-75. 2014
  2. doi request reprint Factors associated with cognitive evaluations in the United States
    Vikas Kotagal
    From the Departments of Neurology V K, B J G, R L A, Internal Medicine K M L, M K, Psychiatry B J G, and Psychology B J G, University of Michigan, Ann Arbor Departments of Psychiatry B L P and Neurology J R B, Duke University Medical Center, Durham, NC Department of Psychology G G F, Colorado State University, Fort Collins Department of Epidemiology R B W, University of Iowa, Iowa City Department of Psychiatry D C S, University of Connecticut Health Center, Farmington and Department of Neurology N L F, University of Utah, Salt Lake City
    Neurology 84:64-71. 2015
  3. pmc Gender differences in cholinergic and dopaminergic deficits in Parkinson disease
    Vikas Kotagal
    Department of Neurology, University of Michigan, 2301 Commonwealth Blvd, Suite 1013, Ann Arbor, MI, 48105, USA
    J Neural Transm 120:1421-4. 2013
  4. doi request reprint Acetazolamide-responsive ataxia
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor, MI 48105, USA
    Semin Neurol 32:533-7. 2012
  5. pmc Diabetes is associated with postural instability and gait difficulty in Parkinson disease
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor, MI, USA
    Parkinsonism Relat Disord 19:522-6. 2013
  6. doi request reprint A frontotemporal dementia-like syndrome mimicking postpartum depression detected by 18F fluorodeoxyglucose positron emission tomography
    Vikas Kotagal
    Department of Neurology, University of Michigan Medical School, Ann Arbor, MI, USA
    Clin Nucl Med 37:e223-4. 2012
  7. pmc Thalamic cholinergic innervation is spared in Alzheimer disease compared to parkinsonian disorders
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor, MI 48105, USA
    Neurosci Lett 514:169-72. 2012
  8. pmc Symptoms of rapid eye movement sleep behavior disorder are associated with cholinergic denervation in Parkinson disease
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor, USA
    Ann Neurol 71:560-8. 2012
  9. doi request reprint Motor improvement with bilateral subthalamic nucleus deep brain stimulation in a patient with levodopa-responsive secondary parkinsonism
    Vikas Kotagal
    Department of Neurology, University of Michigan Medical School, 1500 East Medical Center Drive, Ann Arbor, MI 48109 5322, USA
    Parkinsonism Relat Disord 18:79-81. 2012
  10. pmc Gait speed in Parkinson disease correlates with cholinergic degeneration
    Nicolaas I Bohnen
    From the Department of Radiology, Division of Nuclear Medicine N I B, K A F, R A K, P J H S, M L T M M, and Department of Neurology N I B, K A F, V K, R L A, University of Michigan Neurology Service and GRECC N I B, R L A, VAAAHS, Ann Arbor, MI and Department of Internal Medicine S S, Division of Geriatrics, University of Pittsburgh, PA
    Neurology 81:1611-6. 2013

Detail Information

Publications21

  1. doi request reprint Advanced age, cardiovascular risk burden, and timed up and go test performance in Parkinson disease
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor
    J Gerontol A Biol Sci Med Sci 69:1569-75. 2014
    ....
  2. doi request reprint Factors associated with cognitive evaluations in the United States
    Vikas Kotagal
    From the Departments of Neurology V K, B J G, R L A, Internal Medicine K M L, M K, Psychiatry B J G, and Psychology B J G, University of Michigan, Ann Arbor Departments of Psychiatry B L P and Neurology J R B, Duke University Medical Center, Durham, NC Department of Psychology G G F, Colorado State University, Fort Collins Department of Epidemiology R B W, University of Iowa, Iowa City Department of Psychiatry D C S, University of Connecticut Health Center, Farmington and Department of Neurology N L F, University of Utah, Salt Lake City
    Neurology 84:64-71. 2015
    ..We aimed to explore factors associated with clinical evaluations for cognitive impairment among older residents of the United States...
  3. pmc Gender differences in cholinergic and dopaminergic deficits in Parkinson disease
    Vikas Kotagal
    Department of Neurology, University of Michigan, 2301 Commonwealth Blvd, Suite 1013, Ann Arbor, MI, 48105, USA
    J Neural Transm 120:1421-4. 2013
    ..9% greater caudate dopaminergic denervation (p = 0.0018) and 5.8% greater neocortical cholinergic denervation (p = 0.0097). No significant gender differences were seen in putaminal dopaminergic or thalamic cholinergic denervation...
  4. doi request reprint Acetazolamide-responsive ataxia
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor, MI 48105, USA
    Semin Neurol 32:533-7. 2012
    ..In this review, the author provides an overview of the pathophysiology of acetazolamide-responsive ataxia, its natural history, and its clinical management...
  5. pmc Diabetes is associated with postural instability and gait difficulty in Parkinson disease
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor, MI, USA
    Parkinsonism Relat Disord 19:522-6. 2013
    ..Whether diabetes contributes to increased motor dysfunction in Parkinson disease by exacerbating nigrostriatal dopaminergic denervation or through intensification of extranigral pathology is unknown...
  6. doi request reprint A frontotemporal dementia-like syndrome mimicking postpartum depression detected by 18F fluorodeoxyglucose positron emission tomography
    Vikas Kotagal
    Department of Neurology, University of Michigan Medical School, Ann Arbor, MI, USA
    Clin Nucl Med 37:e223-4. 2012
    ..Voltage-gated potassium channel antibody-mediated encephalitis is an increasingly described clinical phenomenon whose presentation may mimic primary neurodegenerative diseases...
  7. pmc Thalamic cholinergic innervation is spared in Alzheimer disease compared to parkinsonian disorders
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor, MI 48105, USA
    Neurosci Lett 514:169-72. 2012
    ..Thalamic cholinergic denervation is present in PD, PDD, and DLB but not in AD. Neurodegenerative involvement of thalamic cholinergic afferent projections may contribute to disease-specific motor and cognitive abnormalities...
  8. pmc Symptoms of rapid eye movement sleep behavior disorder are associated with cholinergic denervation in Parkinson disease
    Vikas Kotagal
    Department of Neurology, University of Michigan, Ann Arbor, USA
    Ann Neurol 71:560-8. 2012
    ..RBD and cholinergic system degeneration are identified independently as risk factors for cognitive impairment in PD. We aimed to assess the association between cholinergic denervation and symptoms of RBD in PD patients without dementia...
  9. doi request reprint Motor improvement with bilateral subthalamic nucleus deep brain stimulation in a patient with levodopa-responsive secondary parkinsonism
    Vikas Kotagal
    Department of Neurology, University of Michigan Medical School, 1500 East Medical Center Drive, Ann Arbor, MI 48109 5322, USA
    Parkinsonism Relat Disord 18:79-81. 2012
    ..This case suggests that DBS may be considered in the setting of secondary parkinsonism if such patients have levodopa-responsive symptoms...
  10. pmc Gait speed in Parkinson disease correlates with cholinergic degeneration
    Nicolaas I Bohnen
    From the Department of Radiology, Division of Nuclear Medicine N I B, K A F, R A K, P J H S, M L T M M, and Department of Neurology N I B, K A F, V K, R L A, University of Michigan Neurology Service and GRECC N I B, R L A, VAAAHS, Ann Arbor, MI and Department of Internal Medicine S S, Division of Geriatrics, University of Pittsburgh, PA
    Neurology 81:1611-6. 2013
    ..We investigated dopaminergic and cholinergic correlates of gait speed in Parkinson disease (PD) and non-PD control subjects to test the hypothesis that gait dysfunction in PD may result from multisystem degeneration...
  11. pmc Modifiable cardiovascular risk factors and axial motor impairments in Parkinson disease
    Vikas Kotagal
    From the Departments of Neurology V K, R L A, K A F, N I B and Radiology M L T M M, R A K, K A F, N I B, University of Michigan and the Neurology Service and GRECC R L A, N I B, VAAAHS, Ann Arbor, MI
    Neurology 82:1514-20. 2014
    ..Cardiovascular comorbidities associate with neurodegeneration in the elderly and may contribute to extranigral pathologies and medically refractory axial motor features in Parkinson disease (PD)...
  12. pmc Thalamic cholinergic innervation and postural sensory integration function in Parkinson's disease
    Martijn L T M Muller
    1 Department of Radiology, University of Michigan, Ann Arbor, MI, USA
    Brain 136:3282-9. 2013
    ....
  13. pmc Olfactory dysfunction, central cholinergic integrity and cognitive impairment in Parkinson's disease
    Nicolaas I Bohnen
    Department of Radiology, Division of Nuclear Medicine, University of Michigan, Ann Arbor, MI 48109, USA
    Brain 133:1747-54. 2010
    ..Greater deficits in odour identification may identify patients with Parkinson's disease at risk for clinically significant cognitive impairment...
  14. pmc β-Amyloid and postural instability and gait difficulty in Parkinson's disease at risk for dementia
    Martijn L T M Muller
    Department of Radiology, University of Michigan, Ann Arbor, Michigan 48105, USA
    Mov Disord 28:296-301. 2013
    ..This finding may explain why the PIGD motor phenotype is a risk factor for the development of PDD...
  15. pmc Heterogeneity of cholinergic denervation in Parkinson's disease without dementia
    Nicolaas I Bohnen
    Department of Radiology, Division of Nuclear Medicine, University of Michigan, Ann Arbor, Michigan 48105 9755, USA
    J Cereb Blood Flow Metab 32:1609-17. 2012
    ..Results also show independent cognitive effects for both cholinergic and dopaminergic system changes in nondemented PD subjects...
  16. doi request reprint Diabetes mellitus is independently associated with more severe cognitive impairment in Parkinson disease
    Nicolaas I Bohnen
    Department of Radiology, University of Michigan, Ann Arbor, MI, USA Department of Neurology, University of Michigan, Ann Arbor, MI, USA Neurology Service and GRECC, VAAAHS, Ann Arbor, MI, USA Electronic address
    Parkinsonism Relat Disord 20:1394-8. 2014
    ..There is increasing interest in interactions between metabolic syndromes and neurodegeneration. Diabetes mellitus (DM) contributes to cognitive impairment in the elderly but its effect in Parkinson disease (PD) is not well studied...
  17. doi request reprint Frequency of cholinergic and caudate nucleus dopaminergic deficits across the predemented cognitive spectrum of Parkinson disease and evidence of interaction effects
    Nicolaas I Bohnen
    Division of Nuclear Medicine, Department of Radiology, University of Michigan, Ann Arbor2Department of Neurology, University of Michigan, Ann Arbor3Neurology Service and Geriatric Research Education and Clinical Center, Veterans Administration Ann Arbor H
    JAMA Neurol 72:194-200. 2015
    ..Little is known about the relative contributions of multisystem degenerative processes across the spectrum of predemented cognitive decline in Parkinson disease (PD)...
  18. doi request reprint Extra-nigral pathological conditions are common in Parkinson's disease with freezing of gait: an in vivo positron emission tomography study
    Nicolaas I Bohnen
    Department of Radiology, Division of Nuclear Medicine, University of Michigan, Ann Arbor, MI, USA Department of Neurology, University of Michigan, Ann Arbor, MI, USA Neurology Service and GRECC, VAAAHS, Ann Arbor, MI, USA
    Mov Disord 29:1118-24. 2014
    ..2014 International Parkinson and Movement Disorder Society. ..
  19. doi request reprint Clinical markers for identifying cholinergic deficits in Parkinson's disease
    Martijn L T M Muller
    Department of Radiology, University of Michigan, Ann Arbor, Michigan, USA
    Mov Disord 30:269-73. 2015
    ..The objective of this retrospective multivariate predictor analysis study was to identify clinical markers indicative of cholinergic deficits in PD patients, as assessed by acetylcholinesterase ([(11) C]PMP) positron emission tomography...
  20. ncbi request reprint [18F]FDOPA PET and clinical features in parkinsonism due to manganism
    Brad A Racette
    Department of Neurology, Washington University School of Medicine, St Louis, Missouri 63110, USA
    Mov Disord 20:492-6. 2005
    ..This case suggests that the clinical and pathophysiological features of manganese-associated parkinsonism may overlap with that of PD...
  21. pmc Risky driving and pedunculopontine nucleus-thalamic cholinergic denervation in Parkinson disease
    Shiao Pei S Weathers
    Department of Neurology, University of Michigan, Ann Arbor, MI, USA
    Parkinsonism Relat Disord 20:13-6. 2014
    ..It is unknown whether driving difficulty in Parkinson disease (PD) is attributable to nigrostriatal dopaminergic or extranigral non-dopaminergic neurodegeneration...