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Biomedical subjects

R F Tuchman

Publications and source records attributed to R F Tuchman.

26 records · Page 2Linked to original sources

Autistic and dysphasic children. II: Epilepsy.

In a previously described population of 314 autistic and 237 dysphasic nonautistic children, after exclusion of 12 autistic girls with Rett syndrome, 14% (42 of 302) of autistic children and 8% (19 of 237) of dysphasic children had epilepsy (P = .03). The major risk factors for epilepsy were severe mental deficiency and the combination of severe mental deficiency with a motor deficit. In autistic children without severe mental deficiency, motor deficit, associated perinatal or medical disorder, or a positive family history of epilepsy, epilepsy occurred in 6% (10 of 160) which was analogous to the 8% (14 of 168) found in similar dysphasic nonautistic children. The language subtype of verbal auditory agnosia is associated with the highest risk of epilepsy in autistic (41%, 7 of 17) and dysphasic (58%, 7 of 12) children. The higher percentage of epilepsy in autistic girls, 24% (18 of 74) compared with boys 11% (25 of 228) (P = .003), is attributed to the increased prevalence of cognitive and motor deficit in girls. Once the risk attributable to associated cognitive and motor disabilities is taken into account, there is no difference in the risk of epilepsy between autistic and nonautistic dysphasic children.

Aphasia↗

Carbon monoxide poisoning: bilateral lesions in the thalamus on MR imaging of the brain.

Magnetic Resonance (MR) Imaging of the brain in a child with carbon monoxide poisoning revealed bilateral diffuse high signal in the centrum semiovale and the previously unreported finding of bilateral high intensity lesions in the anterior thalami. This case illustrates a previously unrecognized effect of carbon monoxide poisoning and demonstrates the superiority of MR imaging over computed tomography in cases of carbon monoxide poisoning.

Carbon Monoxide Poisoning↗

Opsoclonus-myoclonus syndrome: correlation of radiographic and pathological observations.

We report a case of a child with opsoclonus-myoclonus syndrome. Neuroradiological studies indicated a lesion in the cerebellar vermis. A cerebellar biopsy revealed changes consisting of Purkinje and granular cell loss with gliosis. This case report documents the correlation of radiologic and pathological findings in a patient with opsoclonus-myoclonus syndrome.

Biopsy↗

Effect of interactive metronome training on children with ADHD.

OBJECTIVE: The purpose of this study was to determine the effects of a specific intervention, the Interactive Metronome, on selected aspects of motor and cognitive skills in a group of children with attention deficit hyperactivity disorder (ADHD). METHOD: The study included 56 boys who were 6years to 12 years of age and diagnosed before they entered the study as having ADHD. The participants were pretested and randomly assigned to one of three matched groups. A group of 19 participants receiving 15 hr of Interactive Metronome training exercises were compared with a group receiving no intervention and a group receiving training on selected computer video games. RESULTS: A significant pattern of improvement across 53 of 58 variables favoring the Interactive Metronome treatment was found. Additionally, several significant differences were found among the treatment groups and between pretreatment and posttreatment factors on performance in areas of attention, motor control, language processing, reading, and parental reports of improvements in regulation of aggressive behavior. CONCLUSION: The Interactive Metronome training appears to facilitate a number of capacities, including attention, motor control, and selected academic skills, in boys with ADHD.

Attention Deficit Disorder with Hyperactivity↗

[Neuroanatomical, neuroradiological and functional magnetic resonance imaging correlates of developmental dyslexia].

Neuropathological data in dyslexia has demonstrated alterations in the symmetry normally present in the planum temporale, as well as microdysgenesis in superficial cortical layers and disruption of the cytoarchitecture in subcortical structures. Neuroradiological and functional neuroimaging studies in dyslexia are consistent with localization of dysfunction to the temporoparietal junction. Present neuropathological and neuroimaging data support the concept that the fundamental problem in developmental dyslexia is a phonologic deficit. Present neuroimaging technology has increased our understanding of the pathophysiology of dyslexia. Functional neuroimaging may allow for the investigation of the effects that treatment of dyslexia has on brain plasticity.

Child↗

[Communication interventions: windows of opportunity].

OBJECTIVE: An understanding of how verbal and non verbal language develops and how it is related to social behavior is essential in order to devise effective interventions for children with disorders of communication. We review the literature on interventions for children with communication disorders from the perspective of the clinical neurologist emphasizing both therapeutic and pharmacological interventions. FINDINGS: Our knowledge on effective interventions in children with disorders of communications is limited due to the heterogeneity of the population and the lack of well controlled studies. There is some limited data suggesting that therapeutic interventions for children with language impairments are most effective if all forms of communication are emphasized. Interventions should be adapted to the age of presentation and associated clinical findings of the child. CONCLUSIONS: A multimodal intervention approach is essential to maximize the potential of children with communication disorders. The role of medication in interventions for children with disorders of communication is limited to the treatment of associated symptoms that may interfere with the ability of a child to receive non pharmacological therapeutic interventions.

Brain↗

[Management of children with autism spectrum disorders].

INTRODUCTION: Autistic spectrum disorders (ASD) are characterized by qualitative deficits in communication, social skills and a restrictive repertoire of interests and behaviors. Recent studies suggest that they may represent one of the most prevalent neurodevelopmental disorders. METHOD: Treatment of core deficits of ASD are primarily speech and language, behavioral and educational interventions. Clinical management of ASD requires a multidisciplinary approach to identify behaviors that could interfere with the individual s ability to benefit from those interventions. Medications, such as neuroleptics, antiepileptic drugs, SSRI s, neurostimulants and others have been used to target specific behaviors. CONCLUSIONS: Further research is much needed if medications are eventually to have a greater role in the treatment of core ASD symptoms. Recent attempts at neurosurgical interventions cannot be justified by our present level of knowledge

Anticonvulsants↗