Ronald A Cohen

Summary

Affiliation: Brown University
Country: USA

Publications

  1. ncbi request reprint Emotional and personality changes following cingulotomy
    R A Cohen
    Department of Psychiatry and Human Behavior, The Miriam Hospital, Brown University School of Medicine, Providence, Rhode Island 02906, USA
    Emotion 1:38-50. 2001
  2. ncbi request reprint Early life stress and morphometry of the adult anterior cingulate cortex and caudate nuclei
    Ronald A Cohen
    Department of Psychiatry and Human Behavior, Brown University, Providence, Rhode Island, USA
    Biol Psychiatry 59:975-82. 2006
  3. doi request reprint Cerebral metabolite abnormalities in human immunodeficiency virus are associated with cortical and subcortical volumes
    Ronald A Cohen
    Department of Neuropsychology, The Miriam Hospital, Alpert School of Medicine, Brown University School of Medicine, Providence, Rhode Island 02903, USA
    J Neurovirol 16:435-44. 2010
  4. pmc Vascular and cognitive functions associated with cardiovascular disease in the elderly
    Ronald A Cohen
    Department of Psychiatry and Human Behavior, Warren Alpert Medical School, Brown University, Providence, RI, USA
    J Clin Exp Neuropsychol 31:96-110. 2009
  5. pmc Effects of HIV and early life stress on amygdala morphometry and neurocognitive function
    Uraina S Clark
    Department of Psychiatry and Human Behavior, The Warren Alpert Medical School of Brown University, Providence, Rhode Island 02912, USA
    J Int Neuropsychol Soc 18:657-68. 2012
  6. ncbi request reprint The relationship between frontal gray matter volume and cognition varies across the healthy adult lifespan
    Molly E Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    Am J Geriatr Psychiatry 14:823-33. 2006
  7. ncbi request reprint Clinical correlates of cognitive decline in vascular dementia
    Robert H Paul
    Brown Medical School, Providence, Rhode Island 20903, USA
    Cogn Behav Neurol 16:40-6. 2003
  8. ncbi request reprint Cognitive status of young and older cigarette smokers: data from the international brain database
    Robert H Paul
    Centers for Behavioral and Preventive Medicine, Department of Psychiatry, Brown Medical School, Providence, RI 02903, USA
    J Clin Neurosci 13:457-65. 2006
  9. ncbi request reprint Verbal working memory and atherosclerosis in patients with cardiovascular disease: an fMRI study
    Andreana P Haley
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    J Neuroimaging 17:227-33. 2007
  10. pmc Brain response to food stimulation in obese, normal weight, and successful weight loss maintainers
    Lawrence H Sweet
    Butler Hospital and Alpert Medical School of Brown University, Providence, Rhode Island, USA
    Obesity (Silver Spring) 20:2220-5. 2012

Detail Information

Publications92

  1. ncbi request reprint Emotional and personality changes following cingulotomy
    R A Cohen
    Department of Psychiatry and Human Behavior, The Miriam Hospital, Brown University School of Medicine, Providence, Rhode Island 02906, USA
    Emotion 1:38-50. 2001
    ..The results indicate that the ACC modulates emotional experience, related to self-perceived tension, and that there is relationship between the emotional and the attentional effects of cingulotomy...
  2. ncbi request reprint Early life stress and morphometry of the adult anterior cingulate cortex and caudate nuclei
    Ronald A Cohen
    Department of Psychiatry and Human Behavior, Brown University, Providence, Rhode Island, USA
    Biol Psychiatry 59:975-82. 2006
    ..We examine whether reported adverse ELS defined as stressful and/or traumatic adverse childhood events (ACEs) is associated with smaller limbic and basal ganglia volumes...
  3. doi request reprint Cerebral metabolite abnormalities in human immunodeficiency virus are associated with cortical and subcortical volumes
    Ronald A Cohen
    Department of Neuropsychology, The Miriam Hospital, Alpert School of Medicine, Brown University School of Medicine, Providence, Rhode Island 02903, USA
    J Neurovirol 16:435-44. 2010
    ..The findings demonstrate the relationship between MRI-derived measures of cerebral metabolite disturbances and structural brain integrity, which has implication in understanding HIV-associated neuropathological mechanisms...
  4. pmc Vascular and cognitive functions associated with cardiovascular disease in the elderly
    Ronald A Cohen
    Department of Psychiatry and Human Behavior, Warren Alpert Medical School, Brown University, Providence, RI, USA
    J Clin Exp Neuropsychol 31:96-110. 2009
    ....
  5. pmc Effects of HIV and early life stress on amygdala morphometry and neurocognitive function
    Uraina S Clark
    Department of Psychiatry and Human Behavior, The Warren Alpert Medical School of Brown University, Providence, Rhode Island 02912, USA
    J Int Neuropsychol Soc 18:657-68. 2012
    ..These findings highlight the lasting neuropathological influence of ELS and suggest that high ELS may be a significant risk factor for neurocognitive impairment in HIV-infected individuals...
  6. ncbi request reprint The relationship between frontal gray matter volume and cognition varies across the healthy adult lifespan
    Molly E Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    Am J Geriatr Psychiatry 14:823-33. 2006
    ..The goal of the current study is to examine the relationship between age-related changes in regional gray matter volumes and cognitive function in a large, cross-sectional sample of healthy adults across the lifespan...
  7. ncbi request reprint Clinical correlates of cognitive decline in vascular dementia
    Robert H Paul
    Brown Medical School, Providence, Rhode Island 20903, USA
    Cogn Behav Neurol 16:40-6. 2003
    ..To determine whether demographic data, dementia severity, functional status, whole brain volume (WBV), or subcortical hyperintensity volume (SH) predict subsequent cognitive decline in vascular dementia (VaD)...
  8. ncbi request reprint Cognitive status of young and older cigarette smokers: data from the international brain database
    Robert H Paul
    Centers for Behavioral and Preventive Medicine, Department of Psychiatry, Brown Medical School, Providence, RI 02903, USA
    J Clin Neurosci 13:457-65. 2006
    ..Cigarette smoking is associated with isolated and subtle cognitive difficulties among very healthy individuals...
  9. ncbi request reprint Verbal working memory and atherosclerosis in patients with cardiovascular disease: an fMRI study
    Andreana P Haley
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    J Neuroimaging 17:227-33. 2007
    ..The purpose of this study was to examine the relationship between IMT and brain activity during a verbal working memory (VWM) task in patients with cardiovascular disease (CVD)...
  10. pmc Brain response to food stimulation in obese, normal weight, and successful weight loss maintainers
    Lawrence H Sweet
    Butler Hospital and Alpert Medical School of Brown University, Providence, Rhode Island, USA
    Obesity (Silver Spring) 20:2220-5. 2012
    ..Greater reactivity among the SWLM suggests that greater sensory reactivity to orosensory stimulation, increased anticipated reward, and subsequently greater inhibitory processing are associated with weight loss maintenance...
  11. doi request reprint Neurocognitive effects of HIV, hepatitis C, and substance use history
    Kathryn N Devlin
    Centers for Behavioral and Preventive Medicine, The Miriam Hospital, One Hoppin Street, Providence, RI 02903, USA
    J Int Neuropsychol Soc 18:68-78. 2012
    ..The results suggest that neurocognitive impairment continues to occur in HIV-infected individuals in association with poor virologic control and comorbid conditions, particularly HCV coinfection...
  12. pmc Progressive cerebral injury in the setting of chronic HIV infection and antiretroviral therapy
    Assawin Gongvatana
    Brown University School of Medicine, Providence, RI, USA
    J Neurovirol 19:209-18. 2013
    ..The basis for these findings is poorly understood and warrants further study. ..
  13. doi request reprint Clinical contributors to cerebral white matter integrity in HIV-infected individuals
    Assawin Gongvatana
    Warren Alpert Medical School of Brown University, Providence, RI 02908, USA
    J Neurovirol 17:477-86. 2011
    ....
  14. ncbi request reprint Neuroimaging correlates of dementia rating scale performance at baseline and 12-month follow-up among patients with vascular dementia
    Lawrence H Sweet
    Brown University Medical School, Miriam Hospital, Providence, RI 20903, USA
    J Geriatr Psychiatry Neurol 16:240-4. 2003
    ..These findings indicate that although SH volume increases with disease progression, the relative impact of SH volume on cognitive status decreases among patients with advanced VaD...
  15. pmc Sustained attention is associated with left ventricular ejection fraction in older adults with heart disease
    Beth A Jerskey
    Department of Psychiatry and Human Behavior, Warren Alpert Medical School of Brown University, Providence, Rhode Island 02903, USA
    J Int Neuropsychol Soc 15:137-41. 2009
    ..Overall, the results provide support for the hypothesis that a change in cardiac pumping leads to decrements in some aspects of attention; however, inhibitory processes are relatively spared. (JINS, 2009, 15, 137-141.)...
  16. ncbi request reprint Long-term citicoline (cytidine diphosphate choline) use in patients with vascular dementia: neuroimaging and neuropsychological outcomes
    Ronald A Cohen
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, R I, USA
    Cerebrovasc Dis 16:199-204. 2003
    ..This randomized, double-blind clinical trial was conducted to determine whether daily citicoline treatment improves neurocognitive and neuroimaging outcome over 12 months among patients diagnosed with vascular dementia (VaD)...
  17. ncbi request reprint Progressive morphometric and cognitive changes in vascular dementia
    John Gunstad
    Department of Psychiatry and Human Behavior, Brown Medical School, Miriam Hospital, Coro West Third Floor, 1 Hoppin St, Providence RI 02903, USA
    Arch Clin Neuropsychol 20:229-41. 2005
    ..Further research is needed to determine whether this observed decline is attributable to differential lesion distribution or statistical artifact...
  18. pmc Endothelial function and white matter hyperintensities in older adults with cardiovascular disease
    Karin F Hoth
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI 02903, USA
    Stroke 38:308-12. 2007
    ..The aim of the present study was to examine the association between endothelial-dependent and endothelial-independent vasodilatation and white matter hyperintensity volume...
  19. pmc Carotid artery intima-media thickness and cognition in cardiovascular disease
    Andreana P Haley
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI, United States
    Int J Cardiol 121:148-54. 2007
    ....
  20. ncbi request reprint Patterns of cognitive performance in middle-aged and older adults: A cluster analytic examination
    John Gunstad
    Department of Psychiatry, Brown Medical School, Centers for Behavioral and Preventive Medicine, Providence, RI 02903, USA
    J Geriatr Psychiatry Neurol 19:59-64. 2006
    ..Findings generally support the frontal aging hypothesis and may provide important information about healthy cognitive aging...
  21. pmc Neuroimaging and cardiac correlates of cognitive function among patients with cardiac disease
    Robert H Paul
    Center for Behavioral Medicine, Department of Psychiatry and Human Behavior, Brown Medical School, Providence, R I 02903, USA
    Cerebrovasc Dis 20:129-33. 2005
    ....
  22. ncbi request reprint Imaging phonological similarity effects on verbal working memory
    Lawrence H Sweet
    Department of Psychiatry and Human Behavior, Brown University Medical School, Providence, RI 02906, United States
    Neuropsychologia 46:1114-23. 2008
    ..Similarity effects likely include suspension of attention to unrelated and distracting processes to improve concentration...
  23. ncbi request reprint The neuropsychological profile of vascular cognitive impairment--no dementia: comparisons to patients at risk for cerebrovascular disease and vascular dementia
    Kelly Davis Garrett
    Department of Psychiatry and Human Behavior, Brown Medical School, USA
    Arch Clin Neuropsychol 19:745-57. 2004
    ..The current findings suggest that poor cognitive flexibility and verbal retrieval in the context of preserved function in other domains may characterize the prodromal stage of VaD...
  24. pmc C-reactive protein, but not homocysteine, is related to cognitive dysfunction in older adults with cardiovascular disease
    John Gunstad
    Brown Medical School, Providence, Rhode Island, USA
    J Clin Neurosci 13:540-6. 2006
    ..Further study is needed to identify mechanisms by which inflammatory processes impact on cognitive function and to determine whether reducing circulating levels of inflammatory markers results in improved cognition...
  25. ncbi request reprint Early life stress and adult emotional experience: an international perspective
    Ronald A Cohen
    Brown University, USA
    Int J Psychiatry Med 36:35-52. 2006
    ..Associations between ELS and current emotional distress suggest that these events have functional relevance and deserve further investigation...
  26. pmc Plasma cytokine concentrations associated with HIV/hepatitis C coinfection are related to attention, executive and psychomotor functioning
    Ronald A Cohen
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI, USA
    J Neuroimmunol 233:204-10. 2011
    ..The current results suggest that a complex relationship likely exists among cytokines [how?] and that these relationships are mediated not only by HIV infection but also by antiretroviral treatment and other comorbid conditions...
  27. ncbi request reprint Diffusion tensor imaging of the corpus callosum: a cross-sectional study across the lifespan
    Nicole C R McLaughlin
    Brown Medical School, Department of Psychiatry and Human Behavior, Providence, RI 02912, USA
    Int J Dev Neurosci 25:215-21. 2007
    ..These results define the microstructural development of the white matter across the lifespan. Future studies are required to examine the neurobehavioral correlates of these neuroimaging indices...
  28. ncbi request reprint Examining the effect of cerebral perfusion abnormality magnitude on cognitive performance in recently abstinent chronic cocaine abusers
    Jeffrey N Browndyke
    Department of Psychiatry and Human Behavior Brown Medical School, Providence, Rhode Island, USA
    J Neuroimaging 14:162-9. 2004
    ..While perfusion abnormalities have been shown to relate to cognitive deficits in this substance abuse population, the relationship between cognitive performance and the magnitude of perfusion abnormality has yet to be fully determined...
  29. pmc Brain ventricular volume and cerebrospinal fluid biomarkers of Alzheimer's disease
    Brian R Ott
    Department of Neurology, Warren Alpert Medical School of Brown University, Providence, RI 02903, USA
    J Alzheimers Dis 20:647-57. 2010
    ..The basis for the apparent effect of APOE epsilon4 genotype on the relationship of ventricular volume to Abeta and tau levels is unknown, but could involve altered CSF-blood-brain barrier function during the course of disease...
  30. doi request reprint Subvocal articulatory rehearsal during verbal working memory in multiple sclerosis
    Lawrence H Sweet
    The Warren Alpert Medical School of Brown University, Butler Hospital, Providence, RI 02906, USA
    Neurocase 16:418-25. 2010
    ..Findings suggest that performance during increased subvocal rehearsal demands is specifically influenced by cognitive processing speed and depressive symptoms...
  31. pmc The effects of cigarette smoking on learning and memory performance among people living with HIV/AIDS
    Vaughn E Bryant
    a Behavioral and Social Sciences, Brown University, Providence, RI, USA
    AIDS Care 25:1308-16. 2013
    ....
  32. ncbi request reprint Sensitivity of the dementia rating scale in vascular dementia: comparison between two sets of criteria to define cognitive impairment
    Robert H Paul
    Brown Medical School, Providence, RI 20903, USA
    Cerebrovasc Dis 15:116-20. 2003
    ..The Dementia Rating Scale (DRS) is a common measure of cognitive function, but its sensitivity to identify deficits across cognitive domains in vascular dementia (VaD) remains unclear...
  33. pmc Apathy is associated with volume of the nucleus accumbens in patients infected with HIV
    Robert H Paul
    Brown Medical School Department of Psychiatry and Human Behavior, Providence, RI 02903, USA
    J Neuropsychiatry Clin Neurosci 17:167-71. 2005
    ..By contrast, ratings of depression were unrelated to either apathy or nucleus accumbens volume. These findings provide preliminary evidence that apathy reflects direct involvement of the central nervous system in patients with HIV...
  34. ncbi request reprint The relationship of subcortical MRI hyperintensities and brain volume to cognitive function in vascular dementia
    Ronald A Cohen
    Department of Psychiatry, Brown Medical School, Providence, Rhode Island, USA
    J Int Neuropsychol Soc 8:743-52. 2002
    ..That WBV emerged as a stronger correlate of dementia raises further questions regarding the cerebral mechanisms that contribute to the development of VaD...
  35. pmc Facial emotion recognition impairments in individuals with HIV
    Uraina S Clark
    Department of Psychiatry and Human Behavior, The Warren Alpert Medical School of Brown University, Providence, Rhode Island, USA
    J Int Neuropsychol Soc 16:1127-37. 2010
    ..Our findings also highlight the significant psychosocial impact that emotion recognition abnormalities have on individuals with HIV...
  36. ncbi request reprint Impulsivity and verbal deficits associated with domestic violence
    Ronald A Cohen
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, Rhode Island 02960, USA
    J Int Neuropsychol Soc 9:760-70. 2003
    ..Both verbal expressive deficits and behavioral impulsivity appear to be relevant variables in predisposing men to domestic violence...
  37. pmc Evaluating elements of executive functioning as predictors of instrumental activities of daily living (IADLs)
    Angela L Jefferson
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI, USA
    Arch Clin Neuropsychol 21:311-20. 2006
    ..e., working memory, generation, inhibition, planning, and sequencing) to IADLs among an older adult cohort at risk for future cognitive and functional decline...
  38. pmc Cardiac rehabilitation improves cognitive performance in older adults with cardiovascular disease
    John Gunstad
    Brown Medical School, Brown University, Box G MH, Providence, RI 02912 G, USA
    J Cardiopulm Rehabil 25:173-6. 2005
  39. ncbi request reprint Brain dysfunction in the era of combination antiretroviral therapy: implications for the treatment of the aging population of HIV-infected individuals
    Uraina S Clark
    Brown University, Department of Community Health, Box G S121 2, 121 South Main Street, Providence, RI 02912, USA
    Curr Opin Investig Drugs 11:884-900. 2010
    ..Various research approaches indicate that the development of agents that control free radicals, neurotoxicity, proinflammatory processes and apoptosis may also have substantial potential in this field...
  40. ncbi request reprint Age-dependent change in executive function and gamma 40 Hz phase synchrony
    Robert H Paul
    Centers for Behavioral and Preventive Medicine, Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI 02903, USA
    J Integr Neurosci 4:63-76. 2005
    ....
  41. ncbi request reprint FMRI correlates of the WAIS-III symbol search subtest
    Lawrence H Sweet
    Brown University Medical School, Box G BH, Providence, RI 02912, USA
    J Int Neuropsychol Soc 11:471-6. 2005
    ..Furthermore, slower SS performance was related to greater recruitment of left hemisphere regions associated with executive function in other studies...
  42. pmc Reduced memory in fat mass and obesity-associated allele carriers among older adults with cardiovascular disease
    Michael L Alosco
    Department of Psychology, Kent State University, Kent, Ohio 44240, USA
    Psychogeriatrics 13:35-40. 2013
    ..e. FTO-AC/AA) and non-carriers (i.e. FTO-CC) on indices of attention/executive function/psychomotor speed, memory, language, and visual-spatial ability in a sample of older patients with cardiovascular disease...
  43. ncbi request reprint Acute neuropsychological functioning following cardiosurgical interventions associated with the production of intraoperative cerebral microemboli
    Jeffrey N Browndyke
    Department of Psychiatry and Human Behavior, Brown Medical School, The Miriam Hospital, RI 02903, USA
    Clin Neuropsychol 16:463-71. 2002
    ..Intraoperative microemboli counts were not significantly associated with postsurgical neuropsychological functioning in either the CABG or VR group...
  44. ncbi request reprint Quality of life and well-being of patients with myasthenia gravis
    R H Paul
    Department of Psychiatry, Division of Neuropsychology, Miriam Hospital, Brown University School of Medicine, 164 Summit Ave, Room 328, Providence, Rhode Island 02906, USA
    Muscle Nerve 24:512-6. 2001
    ..The results suggest that although MG requires accommodations in physical activities, general QOL and well-being does not differ markedly from the general population...
  45. doi request reprint Cerebrovascular perfusion among older adults is moderated by strength training and gender
    Xiaomeng Xu
    Idaho State University, Department of Psychology, Pocatello, ID 83209, USA Alpert Medical School of Brown University, Department of Psychiatry and Human Behavior, Providence, RI 02912, USA Electronic address
    Neurosci Lett 560:26-30. 2014
    ..This interaction remained significant after controlling for other physical activity, demographics, and health variables. These findings suggest that regular strength training can be beneficial for cerebrovascular health in women. ..
  46. pmc Cortical thickness of the cognitive control network in obesity and successful weight loss maintenance: a preliminary MRI study
    JASON J HASSENSTAB
    The Miriam Hospital, Providence, RI, USA
    Psychiatry Res 202:77-9. 2012
    ..OB individuals had significant thinning, most notably in the anterior cingulate and posterior parietal cortices. SWLM individuals exhibited trends towards thicker cortex than OB individuals, which may be important in future studies...
  47. ncbi request reprint Functional magnetic resonance imaging response to increased verbal working memory demands among patients with multiple sclerosis
    Lawrence H Sweet
    Brown University Medical School, Providence, Rhode Island 02912, USA
    Hum Brain Mapp 27:28-36. 2006
    ..These findings may help to explain why MS patient performance decreases as a function of effort on neuropsychological tests...
  48. ncbi request reprint Functional magnetic resonance imaging of working memory among multiple sclerosis patients
    Lawrence H Sweet
    Medical College of Wisconsin, USA
    J Neuroimaging 14:150-7. 2004
    ..Functional magnetic resonance imaging (FMRI) studies have described a VWM system in healthy samples; however, functional neuroimaging of this system among MS patients is just beginning to appear...
  49. pmc Effects of nicotine withdrawal on verbal working memory and associated brain response
    Lawrence H Sweet
    Department of Psychiatry, Alpert Medical School of Brown University, Providence, RI 02906, United States
    Psychiatry Res 183:69-74. 2010
    ....
  50. ncbi request reprint Attentional dysfunction associated with posttraumatic stress disorder among rape survivors
    M A Jenkins
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI 02906, United States of America
    Clin Neuropsychol 14:7-12. 2000
    ..Performance differences were not attributable to co-morbid psychiatric disorders or substance abuse. The implications of these findings regarding the effects of trauma on attentional functions are discussed...
  51. ncbi request reprint Single photon emission computed tomography, magnetic resonance imaging hyperintensity, and cognitive impairments in patients with vascular dementia
    R A Cohen
    Departments of Psychiatry and Neurology, Brown University School of Medicine, Providence, Rhode Island, USA
    J Neuroimaging 11:253-60. 2001
    ....
  52. ncbi request reprint Dementia rating scale performance: a comparison of vascular and Alzheimer's dementia
    K A Lukatela
    Department of Psychiatry, The Miriam Hospital and Brown University School of Medicine, Providence, ME, USA
    J Clin Exp Neuropsychol 22:445-54. 2000
    ..These results are indicative of qualitative differences in the pattern of cognitive deficits associated with the two types of dementia...
  53. ncbi request reprint Fatigue and its impact on patients with myasthenia gravis
    R H Paul
    Department of Psychiatry, Division of Neuropsychology, Miriam Hospital, Brown University School of Medicine, Providence, Rhode Island 02906, USA
    Muscle Nerve 23:1402-6. 2000
    ..Additional studies are needed to understand the neurobehavioral determinants of cognitive fatigue in this population...
  54. ncbi request reprint Cognitive dysfunction in individuals with myasthenia gravis
    R H Paul
    Brown University School of Medicine, Miriam Hospital, 164 Summit Ave, 02906, Providence, RI, USA
    J Neurol Sci 179:59-64. 2000
    ..Possible alternative mechanisms underlying cognitive dysfunction in MG are discussed...
  55. ncbi request reprint Severity of mood, self-evaluative, and vegetative symptoms of depression in myasthenia gravis
    R H Paul
    J Neuropsychiatry Clin Neurosci 12:499-501. 2000
    ..These findings suggest that mood in neuroimmune disorders should be assessed with scales that separate the different dimensions of depression...
  56. ncbi request reprint Ratings of subjective mental fatigue relate to cognitive performance in patients with myasthenia gravis
    Robert H Paul
    Department of Psychiatry and Human Behavior, Brown Medical School, Miriam Hospital, Providence, RI, 02906, USA
    J Clin Neurosci 9:243-6. 2002
    ..The results indicate that cognitive impairments may be associated with perceived fatigue in MG...
  57. ncbi request reprint Performance on the Mattis Dementia Rating Scale in patients with vascular dementia: relationships to neuroimaging findings
    R H Paul
    Brown University School of Medicine, Miriam Hospital, Providence, Rhode Island 20906, USA
    J Geriatr Psychiatry Neurol 14:33-6. 2001
    ..These results suggest that subcortical damage and brain volume account for different aspects of cognitive decline in VD and that overall cognitive impairment may reflect cortical and subcortical involvement...
  58. ncbi request reprint The impact of apathy and depression on quality of life in patients infected with HIV
    David Tate
    Brown Medical School, Department of Psychiatry and Human Behavior, Brown Medical School, Department of Infectious Disease, Providence, Rhode Island, USA
    AIDS Patient Care STDS 17:115-20. 2003
    ..Clinicians should continue to focus on depression as an important neuropsychiatric symptom associated with HIV...
  59. ncbi request reprint Computer-related anxiety: examining the impact of technology-specific affect on the performance of a computerized neuropsychological assessment measure
    Jeffrey N Browndyke
    Department of Psychiatry Human Behavior, Miriam Hospital, Brown Medical School, Providence, Rhode Island 02903, USA
    Appl Neuropsychol 9:210-8. 2002
    ..Key words: computers, anxiety, computer-based task performance, clinical neuropsychology, Category Test..
  60. pmc Effects of nadir CD4 count and duration of human immunodeficiency virus infection on brain volumes in the highly active antiretroviral therapy era
    Ronald A Cohen
    Department of Psychiatry and Human Behavior and the Brain Science Program, Brown University School of Medicine, Providence, RI 02903, USA
    J Neurovirol 16:25-32. 2010
    ..The pattern of HIV-associated brain loss may be changing from a subcortical to a cortical disease among patients who are largely asymptomatic on HAART...
  61. doi request reprint Cerebral cortical arteriolar angiopathy, vascular beta-amyloid, smooth muscle actin, Braak stage, and APOE genotype
    Edward G Stopa
    Department of Pathology, Brown University School of Medicine, Providence, RI 02903, USA
    Stroke 39:814-21. 2008
    ..We examined the associations among the vascular beta-amyloid levels, smooth muscle actin, wall thickness, and lumen diameter to achieve greater understanding of the arteriolar changes that accompany Alzheimer disease (AD)...
  62. ncbi request reprint What have we learned about cognition in myasthenia gravis?: a review of methods and results
    R H Paul
    Miriam Hospital, Brown Medical School, Fain 328, Division of Behavioral and Preventive Medicine, 164 Summit Ave, Providence, RI 20906, USA
    Neurosci Biobehav Rev 25:75-81. 2001
    ..These findings need to be replicated with adequate control of potential confounds before any conclusions can be made regarding cognition in this disease. Suggestions for design of future studies are provided...
  63. ncbi request reprint Neurocognitive performance enhanced by highly active antiretroviral therapy in HIV-infected women
    R A Cohen
    Brown University School of Medicine, Providence, RI, USA
    AIDS 15:341-5. 2001
    ..CONCLUSIONS: HAART appeared to produce beneficial effect on neurocognitive functioning in HIV-infected women with severely impaired immune systems. Benefits were greatest for women who reported receiving HAART for more than 18 months...
  64. ncbi request reprint The serial position effect in mild and moderately severe vascular dementia
    Robert H Paul
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island 20906, USA
    J Int Neuropsychol Soc 8:584-7. 2002
    ....
  65. ncbi request reprint Cognitive and motor impairments predict functional declines in patients with vascular dementia
    Patricia A Boyle
    Department of Psychiatry, Brown Medical School, Providence, RI 02912, USA
    Int J Geriatr Psychiatry 17:164-9. 2002
    ..Patients with VaD display diverse cognitive and motor deficits, however, and relationships between these impairments and independent living abilities remain unclear...
  66. ncbi request reprint The global deterioration scale: relationships to neuropsychological performance and activities of daily living in patients with vascular dementia
    Robert H Paul
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Miriam Hospital, Providence, Rhode Island, USA
    J Geriatr Psychiatry Neurol 15:50-4. 2002
    ..Further, the GDS score accurately classified 87% of the patients with VaD. These findings provide support for the validity of the GDS in general staging of dementia severity of VaD...
  67. ncbi request reprint Neurobehavioral functioning in asymptomatic HIV-1 infected women
    R A Stern
    Brown University School of Medicine, Providence, RI, USA
    J Int Neuropsychol Soc 4:172-8. 1998
    ..However, additional studies are needed with larger sample sizes and with careful attention to possible confounding or masking variables...
  68. ncbi request reprint Obesity is associated with memory deficits in young and middle-aged adults
    J Gunstad
    Brown Medical School, Department of Psychiatry, Center for Behavioral Medicine, Providence, RI, USA
    Eat Weight Disord 11:e15-9. 2006
    ..These findings provide further support for an independent relationship between obesity and reduced memory performance and suggest these effects are not limited to older adults. Further research is needed to identify etiological factors...
  69. ncbi request reprint Elevated body mass index is associated with executive dysfunction in otherwise healthy adults
    John Gunstad
    Department of Psychology, Kent Hall, Kent State University, Kent, OH 44242, USA
    Compr Psychiatry 48:57-61. 2007
    ..Further research is needed to identify the etiology of these deficits and whether they resolve after weight loss...
  70. pmc Systemic hypoperfusion is associated with executive dysfunction in geriatric cardiac patients
    Angela L Jefferson
    Department of Neurology, Alzheimer s Disease Center, Boston University School of Medicine, Robinson Complex, Suite 7800, 715 Albany Street, Boston, MA 02118 2526, USA
    Neurobiol Aging 28:477-83. 2007
    ..The executive dysfunction profile may be secondary to reduced blood flow to vulnerable subcortical structures implicated in frontal-subcortical circuitry...
  71. pmc Cognitive predictors of functional decline in vascular dementia
    Angela L Jefferson
    Alzheimer s Disease Center, Department of Neurology, Boston University Medical Center, Boston, MA 02118, USA
    Int J Geriatr Psychiatry 21:752-4. 2006
    ..This study examined changes in cognitive-functional relationships in vascular dementia (VaD) over the course of one year...
  72. ncbi request reprint Dissociation of the component processes of attention in healthy adults
    John Gunstad
    Kent State University, Department of Psychology, Kent Hall, Kent, OH 44242, USA
    Arch Clin Neuropsychol 21:645-50. 2006
    ..Future studies including both neuropsychological testing and functional neuroimaging may provide important insight into the underpinnings of attentional processes...
  73. ncbi request reprint Age effects in time estimation: relationship to frontal brain morphometry
    John Gunstad
    Department of Psychology, Kent Hall, Kent State University, Kent, OH 44242, USA
    J Integr Neurosci 5:75-87. 2006
    ..These results indicate that healthy aging is associated with altered time estimation and suggest that changes in frontal brain regions mediate these effects...
  74. ncbi request reprint Regional white matter and neuropsychological functioning across the adult lifespan
    Adam M Brickman
    Taub Institute for Research on Alzheimer s Disease and the Aging Brain, Columbia University Medical Center, New York, NY 10032, USA
    Biol Psychiatry 60:444-53. 2006
    ..The current study utilized magnetic resonance imaging (MRI) to more fully elucidate the relationship among age, regional white matter, and neuropsychological functioning...
  75. pmc Relation of brain natriuretic peptide levels to cognitive dysfunction in adults > 55 years of age with cardiovascular disease
    John Gunstad
    Department of Psychology, Kent State University, Kent, Ohio, USA
    Am J Cardiol 98:538-40. 2006
    ..002), a measure of verbal and nonverbal abstraction abilities. In conclusion, the results of the present study provide the first evidence for an independent relation between BNP and cognitive dysfunction in older adults with CVD...
  76. ncbi request reprint Behavioral problems as predictors of functional abilities of vascular dementia patients
    Tricia M Zawacki
    Department of Psychology, Georgia State University, Atlanta, Georgia 30303, USA
    J Neuropsychiatry Clin Neurosci 14:296-302. 2002
    ..These findings highlight the importance of apathy as an independent factor associated with functional independence beyond general cognitive abilities...
  77. pmc Category and letter verbal fluency across the adult lifespan: relationship to EEG theta power
    Adam M Brickman
    Brown Medical School, Department of Psychiatry, Centers for Behavioral and Preventive Medicine, USA
    Arch Clin Neuropsychol 20:561-73. 2005
    ..The differential age-associated decline between category and letter fluency suggests separate neurobiological substrates underlying the two domains of performance, which is not related to theta activity...
  78. ncbi request reprint Executive impairments predict functional declines in vascular dementia
    Patricia A Boyle
    Department of Neurology, Boston University School of Medicine, Alzheimer s Disease Center, Boston, MA, USA
    Clin Neuropsychol 18:75-82. 2004
    ..These findings demonstrate that baseline executive dysfunction is a significant and powerful predictor of future functional decline in individuals with VaD...
  79. pmc Lower cardiac output is associated with greater white matter hyperintensities in older adults with cardiovascular disease
    Angela L Jefferson
    Department of Neurology, Alzheimer s Disease Center, Boston University School of Medicine, Boston, Massachusetts 02118, USA
    J Am Geriatr Soc 55:1044-8. 2007
    ..To preliminarily examine the association between cardiac output, a measure of systemic blood flow, and structural brain magnetic resonance imaging indices of white matter hyperintensities (WMHs)...
  80. doi request reprint Cardiac dysfunction and cognition in older adults with heart failure
    Karin F Hoth
    Division of Psychosocial Medicine, National Jewish Medical and Research Center, Denver, CO 80206, USA
    Cogn Behav Neurol 21:65-72. 2008
    ..To characterize cognition in patients with moderate to severe heart failure and examine the association between 2 measures of systemic perfusion (ie, ejection fraction and cardiac index) and cognition...
  81. ncbi request reprint Computer-mediated measurement and subjective ratings of white matter hyperintensities in vascular dementia: relationships to neuropsychological performance
    Kelly Davis Garrett
    Neuropsychology Program, Drexel University, Philadelphia, PA, USA
    Clin Neuropsychol 18:50-62. 2004
    ..e., psychomotor speed, executive functioning) while the visual rating scale was not. Results suggest that this computer-mediated thresholding technique is superior to visual ratings of WMHs...
  82. pmc Neuroanatomical correlates of malingered memory impairment: event-related fMRI of deception on a recognition memory task
    Jeffrey N Browndyke
    Department of Psychiatry and Behavioral Sciences, Division of Medical Psychology, Duke University Medical Center, Durham, NC 27705, USA
    Brain Inj 22:481-9. 2008
    ..Event-related, functional magnetic resonance imaging (fMRI) data were acquired in healthy participants during purposefully malingered and normal recognition memory performances to evaluate the neural substrates of feigned memory impairment...
  83. ncbi request reprint Handedness and cognition across the healthy lifespan
    John Gunstad
    Department of Psychology, Kent State University, Kent, Ohio 44242, USA
    Int J Neurosci 117:477-85. 2007
    ..No interaction-among handedness, sex, and age were found. These findings indicate cognitive differences associated with handedness exist independent of medical and psychiatric confounds. Further work is needed to clarify these findings...
  84. ncbi request reprint Body mass index and neuropsychological function in healthy children and adolescents
    John Gunstad
    Department of Psychology, Kent State University, Kent, OH 44242, USA
    Appetite 50:246-51. 2008
    ..Further work is needed to clarify the inconsistent findings between adults and minors...
  85. ncbi request reprint Proton MRS and neuropsychological correlates in AIDS dementia complex: evidence of subcortical specificity
    Robert H Paul
    Department of Behavioral Neuroscience, University of Missouri, St Louis, St Louis, MO 63121, USA
    J Neuropsychiatry Clin Neurosci 19:283-92. 2007
    ..Prospective studies are needed to elucidate the evolution of these changes in the setting of antiretroviral therapy...
  86. ncbi request reprint Hypertension and cerebral blood flow: implications for the development of vascular cognitive impairment in the elderly
    Ronald A Cohen
    Stroke 38:1715-7. 2007
  87. ncbi request reprint Exposure to early life trauma is associated with adult obesity
    John Gunstad
    Kent State University, Department of Psychology, Kent Hall, Kent OH 44242, USA
    Psychiatry Res 142:31-7. 2006
    ..These findings suggest that multiple processes mediate the relationship between early life stress and adult obesity and that their relative contributions may differ between men and women...
  88. ncbi request reprint Preserved cognitive functioning over time in asymptomatic HIV-infected people in the MACS cohort
    Ronald A Cohen
    Neurology 69:2195-6. 2007
  89. ncbi request reprint Cross-cultural assessment of neuropsychological performance and electrical brain function measures: additional validation of an international brain database
    Robert H Paul
    Department of Psychology, Behavioral Neuroscience, University of Missouri, St Louis, Missouri 63121, USA
    Int J Neurosci 117:549-68. 2007
    ..These findings indicate a high degree of similarity in neurocognitive and electrophysiological function among individuals residing in developed Western cultures, consistent with a traitlike status and the high heritability of the EEG...
  90. pmc Blood pressure variability and white matter hyperintensities in older adults with cardiovascular disease
    John Gunstad
    Kent State University, Kent, Ohio
    Blood Press 14:353-8. 2005
    ..Additional studies are needed to examine the role of autoregulatory systems in the development of WMH, particularly those using beat-to-beat measures of BP...
  91. ncbi request reprint BDNF Val66Met polymorphism is associated with body mass index in healthy adults
    John Gunstad
    Department of Psychology, Kent State University, Kent, Ohio, USA
    Neuropsychobiology 53:153-6. 2006
    ..These findings suggest a possible relationship between Val66Met polymorphism and BMI in healthy adults. Further work is needed to clarify possible mechanisms for this relationship...
  92. ncbi request reprint Blood pressure variability and dementia rating scale performance in older adults with cardiovascular disease
    Therese Anne Keary
    Department of Psychology, Kent State University, Kent, OH, USA
    Cogn Behav Neurol 20:73-7. 2007
    ..The present study examined the relationship between multiple indices of blood pressure (BP) and cognitive function (as measured by the Dementia Rating Scale)...