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Biomedical subjects

S Bell

Publications and source records attributed to S Bell.

154 records · Page 9Linked to original sources

Obturator nerve entrapment. A cause of groin pain in athletes.

Chronic groin pain in athletes is often difficult to diagnose and treat. There are many anatomic structures in the inguinal and groin region that have the potential to cause pain. We report 32 cases of a previously undescribed condition in athletes of "obturator neuropathy," a fascial entrapment of the obturator nerve where it enters the thigh. This condition represents a type of groin pain in athletes that is treatable by surgical means. There is a characteristic clinical pattern of exercise-induced medial thigh pain commencing in the region of the adductor muscle origin and radiating distally along the medial thigh. Needle electromyography demonstrates denervation of the adductor muscles. Surgical neurolysis treatment provides the definitive cure of this problem, with athletes returning to competition within several weeks of treatment. The surgical findings are entrapment of the obturator nerve by a thick fascia overlying the short adductor muscle. The role of conservative treatment in the management of this condition is unknown at present.

Adolescent↗

Screening infants for neuroblastoma: the parents' perspective.

Health visitors collected urine samples from 6-month-old infants in a feasibility study of infant screening for neuroblastoma. As part of the project's evaluation, a study was conducted of the parents' views and experiences of screening. Parents of the most recently screened infants were contacted: 85 (68% of those contacted) were interviewed. Despite intermittent media coverage and written and verbal information being available, parents' overall knowledge of neuroblastoma screening was poor. Thirteen percent reported that they did not know the purpose of the test. Approximately one-third of parents reported initial anxiety about the test. Where samples were repeated because of unsatisfactory results, this percentage increased to 41% for a first-repeat sample. Parents were willing to make considerable effort to provide samples for screening but worried unnecessarily because the information they were given was either inadequate or in an inappropriate format (ie, verbal instead of written).

Humans↗

Screening infants for neuroblastoma: the parents' perspective in false-positive cases.

The objective of this study was to ascertain the reactions and experiences of parents whose children were defined as false-positive cases in a research program of screening 6-month-old babies for neuroblastoma. Parents of seven of the eight infants falling into this category participated in the study. Parents of five children described themselves as worried/very worried at the positive result, some contemplating the treatment involved and the possibility that their child could die. Parents waited a maximum of 3 days before the clinical investigations took place. The mother of one child was dissatisfied with the handling of the investigations, reporting a lack of information and little opportunity to discuss questions; she was subsequently more anxious about her child. Parents of two children reported lasting "concerns" that they attributed to neuroblastoma screening.

False Positive Reactions↗

Executive function and magnetic resonance imaging subcortical hyperintensities in vascular dementia.

OBJECTIVE: To determine the relation between subcortical hyperintensities (SHs) visible on magnetic resonance imaging and executive function among patients with vascular dementia. BACKGROUND: The relation between SHs and executive dysfunction is not well understood, because studies have varied widely in methodology and have produced conflicting results. METHOD: We examined the relation between SHs (expressed as a percentage of total brain volume, not including ventricular volume) and six tests of executive function in a well-defined group of 24 individuals with vascular dementia. Executive tests were divided in two groups: Attention/Speed and Abstraction/Problem Solving. Bivariate correlations were computed between individual neuropsychological variables and SHs. RESULTS: Results showed significant bivariate correlations between SHs and three of the four tests in the Attention/Speed domain. Subcortical hyperintensities shared virtually no association with performance on tests in the Abstraction/Problem-Solving domain. CONCLUSIONS: The finding that SHs are significantly associated with psychomotor slowing and attentional dysfunction is consistent with what is known about the behavioral manifestations of subcortical disease. More detailed investigations of the regional distribution of SHs as well as measures of atrophy, hypoperfusion, and hypometabolism may be necessary to accurately characterize the complex relation between vascular disease and different aspects of executive dysfunction.

Aged↗

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Certification↗

Caring for day care: a pilot project.

Day care in Israel is not always of high quality, and the current forecast for upgrading the standards of the existing centers is bleak, due to economic and social factors that do not place high priority on quality infant care in group settings. The agency attempted, therefore, to develop a low-cost, efficient method of early intervention, wherein skilled social workers were hired, given special training, and worked alongside the caregivers of day care centers to help children and parents defined as at risk. This article describes the observations that were made and the interventions that were chosen.

Child Day Care Centers↗