994 resultados para Preliminary Observations
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OBJECTIVE: Despite dramatic advances in all medical era, cerebral vasospasm is still the major complication in patients with subarachnoid hemorrhage (SAH). The purpose of this study was to assess the influence of intraarterial (IA) nimodipine in the treatment of symptomatic vasospasm and in preventing neurological disabilities. MATERIALS AND METHODS: We retrospectively reviewed 10 patients of SAH who received IA nimodipine in 15 procedures. The decision to perform angiography and endovascular treatment was based on the neurological examination, brain computed tomography (CT) and CT-angiography. The procedure reports, anesthesia records, neurological examination before and after the procedure, brain imaging and short- and long-term outcome were studied. RESULTS: The average dose of nimodipine was 2 mg. The median change in mean arterial pressure at 10 min was -10 mmHg. No significant change of heart rate was observed at 10 min. There was radiological improvement in 80% of the procedures. Neurological improvement was noted after eight out of 12 procedures when nimodipine was used as the sole treatment and after 10 out of 15, overall. Six patients clinically improved after the treatment and had good outcome. In one patient, an embolus caused fatal anterior and middle cerebral arteries infarction. There was no other neurological deficit or radiological abnormality due to the nimodipine treatment itself. CONCLUSION: Low-dose IA nimodipine is a valid adjunct for the endovascular treatment of cerebral vasospasm. Beneficial effects are achieved in some patients, prompting a prospective control study.
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Weekly letting report.
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Weekly letting report.
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Collection : Les archives de la Révolution française ; 8.167
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Collection : Les archives de la Révolution française ; 8.600
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Collection : Les archives de la Révolution française ; 8.248
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25 patients with acute myocardial infarction pain lasting more than 20 minutes which was not relieved by nitrates, whose ECGs showed ST segment elevations of 1 mm or more in 2 or more ECG leads, and who presented less than 3 hours after onset of their symptoms were randomly assigned to one of 2 thrombolytic treatment groups: a single intravenous bolus of anisoylated plasminogen streptokinase activator complex (APSAC) 30U in 5 minutes or an intravenous infusion of streptokinase 1,500,000U over 60 minutes. 3 to 4 hours after the administration of the thrombolytic agent, all patients received intravenous heparin at full dosage for 24 hours. The patency of the infarct-related coronary vessels was assessed by angiography 1 to 4 hours after administration of the thrombolytic agent. Clinical signs, ECGs, pulse, blood pressure and temperature were monitored regularly for 24 hours after treatment or as clinically appropriate. APSAC seemed to be at least as effective as streptokinase in terms of patency of the infarct-related vessel (92% vs 63%, respectively). The adverse events were similar and none was life-threatening. APSAC and streptokinase caused similar falls in blood fibrinogen levels. APSAC, given as a bolus injection over 5 minutes, was easier to administer than streptokinase, which was given as an infusion during 60 minutes.
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Weekly letting report
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Weekly letting report
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BACKGROUND AND PURPOSE: Sleep disordered breathing (SDB) is frequent in acute stroke patients and is associated with early neurologic worsening and poor outcome. Although continuous positive airway pressure (CPAP) effectively treats SDB, compliance is low. The objective of the present study was to assess the tolerance and the efficacy of a continuous high-flow-rate air administered through an open nasal cannula (transnasal insufflation, TNI), a less-intrusive method, to treat SDB in acute stroke patients. METHODS: Ten patients (age, 56.8 ± 10.7 years), with SDB ranging from moderate to severe (apnea-hypopnea index, AHI, >15/h of sleep) and on a standard sleep study at a mean of 4.8 ± 3.7 days after ischemic stroke (range, 1-15 days), were selected. The night after, they underwent a second sleep study while receiving TNI (18 L/min). RESULTS: TNI was well tolerated by all patients. For the entire group, TNI decreased the AHI from 40.4 ± 25.7 to 30.8 ± 25.7/h (p = 0.001) and the oxygen desaturation index >3% from 40.7 ± 28.4 to 31 ± 22.5/h (p = 0.02). All participants except one showed a decrease in AHI. The percentage of slow-wave sleep significantly increased with TNI from 16.7 ± 8.2% to 22.3 ± 7.4% (p = 0.01). There was also a trend toward a reduction in markers of sleep disruption (number of awakenings, arousal index). CONCLUSIONS: TNI improves SDB indices, and possibly sleep parameters, in stroke patients. Although these changes are modest, our findings suggest that TNI is a viable treatment alternative to CPAP in patients with SDB in the acute phase of ischemic stroke.
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The present prospective study, with a five-year follow-up, presents an extensive psychiatric and educational assessment of an adolescent population (N = 30) in the age range 14-20, suffering from several psychiatric disorders, though apt to follow a normal academic program. The residential settings where the study took place provide both psychiatric and schooling facilities. In this environment, what is the effectiveness of long-term hospitalization? Are there any criteria for predicting results? After discharge, could social adjustments difficulties be prevented? Assessment instruments are described and the results of one preliminary study are presented. The actual data seems to confirm the impact of the special treatment facilities combining schooling and psychiatric settings on the long term outcome of adolescents.