W. David Crews

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Few studies have examined the neuropsychological sequelae associated with end-stage pulmonary disease. Neuropsychological data are presented for 47 patients with end-stage chronic obstructive pulmonary disease (COPD) who were being evaluated as potential candidates for lung transplantation. Although patients exhibited a diversity of neurocognitive deficits,(More)
There appears to be an absence of large-scaled clinical trials that have examined the efficacy of Ginkgo biloba extract on the neuropsychological functioning of cognitively intact older adults. The importance of such clinical research appears paramount in light of the plethora of products containing Ginkgo biloba that are currently being widely marketed to(More)
BACKGROUND In recent years, there has been increased interest in the potential health-related benefits of antioxidant- and phytochemical-rich dark chocolate and cocoa. OBJECTIVE The objective of the study was to examine the short-term (6 wk) effects of dark chocolate and cocoa on variables associated with neuropsychological functioning and cardiovascular(More)
There has been a relative absence of studies that have longitudinally examined the neuropsychological profiles of women who have sustained severe accidental electrical shocks. A case is reported of a college-educated woman who received an estimated 120-V electrical shock. Neuropsychological assessments conducted at 2 months, and at 1 and 2 years postinjury,(More)
OBJECTIVES Few investigations have examined the effectiveness of Ginkgo biloba extract for enhancing cognitive abilities in individuals with no history of significant neurocognitive dysfunction. The purpose of this research was to examine the relatively short-term (i.e., 6 weeks) efficacy of Ginkgo biloba extract EGb 761 on the cognitive functioning of(More)
There has been a relative absence of studies that examine the neuropsychological profiles of patients suffering from cystic fibrosis. Data are presented here for 18 individuals with end-stage cystic fibrosis who were also potential candidates for lung transplantation. Neuropsychological test results indicated a diversity of memory and executive control(More)
The past few years have witnessed a growing interest in the specialty of neuropsychology as well as continued support for cognitive therapy of depression. The purpose of this paper is the examination of the neuropsychology of depression and its implications for A. T. Beck's cognitive theory and therapy of depression ([1963] “Thinking and Depression:(More)
OBJECTIVES The aim of this research was to conduct the first known clinical trial of the short-term (i.e., 6 weeks) efficacy of cranberry juice on the neuropsychologic functioning of cognitively intact older adults. PARTICIPANTS Fifty (50) community-dwelling, cognitively intact volunteers, > or = 60 years old, who reported no history of dementia or(More)
The prevalence of psychiatric disorders in a large residential population (N = 1,273) of individuals with mental retardation was examined. We found that the point prevalence rate for dual diagnoses based on DSM-III-R criteria was 15.55% (n = 198). Rates for specific psychiatric disorders were also provided by level of retardation and sex. Results were(More)
40 right-handed women, half of whom had been classified with depressed mood and the other half as nondepressed, participated in a tachistoscopic study of the influence of depressed mood on the cerebral hemispheric processing of Ekman and Friesen's 1976 happy, sad, and neutral emotional faces using a forced-choice reaction-time paradigm with only happy and(More)