José Luis Lara

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We assessed the cerebral blood flow velocity response to head-up tilt test in patients with typical neurocardiogenic syncope compared with patients showing postural tachycardia. Fifty patients (21 men) with history of orthostatic intolerance, younger than 50 years (mean 27 +/- 10), participated in the study. Transcranial Doppler sonography of the middle(More)
BACKGROUND Clinical experience suggests that, through the control of heart rate, paced breathing may prevent syncope. OBJECTIVE To assess the effect of metronome-paced breathing (0.2 Hz) on the outcome of head-up tilt test (HUT) in patients with vasovagal syncope. PATIENTS AND METHODS Ten patients (two men), mean +/- SD age 18.4 +/- 5.1 years, with a(More)
The ultrastructural findings of two cases of choroid plexus carcinoma occurring in infants 11 and 24 months old are discussed. Both had a similar ultrastructural pattern which demonstrated a clear polygonal cytoplasm, cell polarity towards the lumina, junctional complexes and evidence of a basement membrane, all of which point to an epithelial origin for(More)
People, who have some degree of disability, generally have difficulties in social integration, education and labor. This paper presents the design and implementation of a system which, thanks to its adaptive characteristics, presents the content and display of the course topics at an educational environment, considering the characteristics and needs of(More)
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