Publications by authors named "M Sawashima"

It is conceivable that the subjects who have phonatory disorders, in comparison with normal individuals, exert a greater expiratory effort when phonating loudly. Furthermore, we presume that the extent and pattern of the changes in the expiratory effort for increasing vocal intensity may vary according to the types of laryngeal lesions. To prove these hypotheses, we investigated the changes in expiratory effort for increments of the vocal intensity by measuring the expiratory lung pressure.

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The incidences of otitis media with effusion (OME), otoscopic findings of the ear drum, hearing acuity and tympanometric findings were evaluated in 56 cases of cleft palate (CP), 33 cases of submucous cleft palate (SMCP) and 25 cases of congenital velopharyngeal insufficiency without cleft (CVPI). In all the cases, the incidences of OME, the pathological findings in otoscopy and the hearing test were far poorer in the group 8 years old and up than in the younger group. In the younger age group, the incidence of OME was 69% among the CP group, 62% in the SMCP group and showed significantly less incidence in the CVPI group (28%).

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The articulatory gestures of the velum in two Wernicke aphasic patients were examined to compare their performances with those of an apraxic patient by means of the fiberoptic technique. In contrast to the marked variability in the apraxic performance in terms of velum height and segmental duration, the two fluent aphasic subjects showed a relatively high degree of consistency in velar movements throughout several repetitions of nonsense syllables and meaningful words. In addition, both patients exhibited a normal pattern of anticipatory coarticulation.

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