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Biomedical subjects

J L Culbertson

Publications and source records attributed to J L Culbertson.

4 recordsLinked to original sources

Acidophil stem-cell pituitary adenoma in a prepubescent female. Case report.

Acidophil stem-cell pituitary adenomas account for less than 5% of pituitary tumors. Only 15 cases have previously been reported, with a mean age of occurrence of 38.7 years. A case of this unusual tumor is reported in a prepubertal girl. Clinical symptoms included prominent behavioral disturbance with associated headache and visual disturbance. There was marked elevation of serum growth hormone concentration without clinical features of growth hormone excess, suggesting that this tumor has the capacity to excrete biologically inactive hormones. The clinical and pathological features of this unusual invasive pituitary tumor are reviewed; the age spectrum for this neoplasm must be expanded to include prepubertal children.

Adenoma, Acidophil

Children with unilateral sensorineural hearing loss: cognitive, academic, and social development.

Children with unilateral loss have been considered to have few, if any, communication or academic difficulties. This study was designed to evaluate the academic achievement, cognitive ability, psycholinguistic, and social skills of a group of 25 monaurally hearing-impaired compared with 25 nonhearing-impaired children. Results indicated no significant differences between the two groups on cognitive or self-concept measures. However, the unilateral group had significantly lower scores on academic tests of word recognition, spelling, and language. The unilateral group was more likely to have repeated a grade, needed special education resource help, or additional tutoring in school. Within the unilateral group, children with severe-to-profound hearing loss had significantly lower WISC-R full scale I.Q.s as compared to the group with mild-to-moderate hearing loss. The results of this study suggest that monaural deafness, especially when severe to profound, may be associated with cognitive and academic deficits, as well as secondary behavioral adjustment problems.

Achievement

Identification, assessment, and management of children with unilateral sensorineural hearing loss.

Because some unilaterally hearing-impaired children appear to experience difficulty in communication and educational progress, it seems only appropriate to reassess the identification and management strategies that are used with these children. Accordingly, this paper presents some general information on identification, assessment, and management of children with unilateral hearing loss from the perspective of three disciplines: audiology, speech-language pathology, and psychology.

Child