Publications by authors named "Robert B Perna"

The Rey Complex Figure Test (RCF) copy requires visuoconstructional skills and significant attentional, organizational, and problem-solving skills. Most scoring schemes codify a subset of the details involved in figure construction. Research is unclear regarding the meaning of figure size.

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Article Synopsis
  • Many children experience cognitive weaknesses or impairments, often impacted by various prenatal and early-life factors that can affect brain development.
  • Recent studies indicate that anesthesia might adversely influence fetal brain development during both prenatal and perinatal periods, potentially increasing risks for attention-deficit hyperactivity disorder and learning disorders.
  • Although there are no direct prospective studies on neurocognitive outcomes post-anesthesia in neonates, retrospective reviews highlight temporary and long-term neurological issues associated with prolonged anesthetic exposure, especially during crucial developmental phases such as the first trimester.
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Many lines of research suggest that childhood abuse and neglect are associated with later developing psychiatric diagnoses, academic problems, cognitive difficulty, and possible brain changes as measured through brain imaging. Data were collected on children (N = 41) who completed a neuropsychological evaluation. Of those evaluated, 18 had a documented history of physical and/or emotional abuse or significant neglect and 23 had no history of abuse/neglect.

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There is a growing body of research suggesting that the first trial of the TOMM may provide an accurate screener of effort in children. During neuropsychological assessments, some circumstances result in only one completed trial of the TOMM. Research on adults reflects that passing scores on Trial 1 (based on Trial 2 cutoff) are highly predictive of passing scores on Trial 2 and the TOMM overall.

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The past decade has seen numerous advancements in the assessment of malingered brain injury, though the current diagnostic system offers only guidelines in which malingering should be suspected. This article presents an overview of advances in the clinical and neuropsychological assessment of malingering, issues in diagnostic differential, neuropsychological test methods, and special issues presented by the medical-legal context, and other factors which may affect presentations. Cautions and recommendations for practice are presented.

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