Andrea M. Hegedus

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Adolescent sons of alcoholics and nonalcoholics were compared on a battery of intellectual, neuropsychological, personality, and behavioral measures. The former group demonstrated certain neuropsychological deficits in perceptual-motor ability, memory, and language processing. They also had auditory and visual attentional impairments and a lower level of(More)
OBJECTIVE Clinical observation suggests that adolescents with alcohol use disorders often have complex histories that include childhood maltreatment and other traumas. The aim of this study was to determine the relationships among adolescent alcohol use disorders and a broad range of traumas and adverse life events. METHOD The subjects were 132(More)
Adolescent sons of alcoholics, equated to sons of nonalcoholics on age, intelligence, and grade level, performed significantly more poorly on a standardized test of educational achievement. Family environment and rated behavioral disturbance were not systematically correlated with educational achievement. Upon controlling for the effects of psychopathology,(More)
Juvenile violent, nonviolent, and sexual offenders were compared across a broad range of intellectual, neuropsychological, and psychoeducational measures. No systematic group differences were noted, nor was cognitive status related to the severity of violent behavior. These findings cast doubt on the generalizability of previous investigations implicating(More)
AIM The aim of the study was to identify risk factors of relapse by investigating relationships among suicidality, impulsivity, genetic markers of serotonin activity, and relapse in alcohol-dependent patients. METHODS 90 alcohol dependent patients were followed for 12 months after the baseline assessment, which entailed evaluation of suicidality and(More)
Although most Prader-Willi syndrome children perform in the mentally retarded ranges on standardized IQ tests, it is not known if their cognitive impairments are global in nature or if they exhibit a particular pattern of strengths and weaknesses in their psychological capacities. To examine this question, a cohort of children suffering from Prader-Willi(More)
Adolescent alcoholics in treatment were classified into two broad clusters. The larger group consisted of youth who demonstrated behavioral dyscontrol and hypophoria, whereas the smaller group consisted of individuals with primarily negative affect. These two clusters differed with respect to age of first drug use, age of first substance abuse diagnosis,(More)
Portal-systemic encephalopathy, which occurs as a consequence of cirrhosis of the liver, is associated with a variety of neuropsychiatric symptoms. Problems related to the differential diagnosis and medical management of portal-systemic encephalopathy, as compared to other more usual psychiatric disorders, are discussed. Also addressed are issues of(More)