Biomedical subjects
Y Robience
Publications and source records attributed to Y Robience.
[Sleep apnea syndrome and hypothyroidism: apropos of a new case and a review of the literature].
We present the case of a 63 years old man (177 cm height, 111 kg weight) with autoimmune thyroiditis. He had a long term history of hypersomnolence and heavy snoring. Two years ago, because of a bifascicular block and sinus pauses, a cardiac pace-maker was placed. Polysomnography recording showed a systematic periodic breathing characterized by profound desaturation waves (often 92% Sa O2 to 60% Sa O2) every 60 seconds, secondary to prolonged mixed apneas. Hormone replacement therapy and a 17 kg weight loss completely suppressed the sleep apnea syndrome within five months. We conclude that SAS is a major component of the respiratory depression in hypothyroidism and that normalisation of thyroid function can definitely cure the patient.
Technetium-99m MDP vs technetium-99m dicarboxypropane diphosphonate. A clinical comparison in various pathologic conditions.
The performance of Tc-99m MDP vs Tc-99m dicarboxypropane diphosphonate (DPD) was evaluated in 20 patients with various skeletal bone diseases. Each patient was investigated twice, with an interval of three days between studies and using the same protocol, hence each case served as its own control. The results were: In a subjective interpretation by five independent and experienced investigators, the difference between agents was small, yet in favor of MDP. Region of interest (ROI) analysis of the pooled results in 74.4% of all cases shows a higher bone lesion to normal bone ratio (BL/NB), and in 79.3% of all cases, a better bone lesion to soft tissue ratio (BL/ST) with Tc-99m MDP. When considering pathology types separately, the BL/NB ratio of Tc-99m MDP was 17.7% higher than the one of Tc-99m DPD in metastases, 9.5% higher in rheumatoid arthritis, 2.8% higher in metabolic diseases, and 24% higher in bone fractures. Student's paired t test on the pooled BL/NB ratios shows a difference of 15.5% for Tc-99m MDP, significant at P = 0.00155. The overall results of our study favor Tc-99m MDP.
"Oxalate bodies", another reaction of the human lung to asbestos inhalation?
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[Evaluation of bronchial drainage in chronic obstructive bronchopneumopathies].
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[Bronchoalveolar lavage (author's transl)].
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[Spontaneous mediastinal emphysema. Report of two cases (author's transl)].
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Changes in regional and overall lung function after bronchography.
This investigation compares the effects of unilateral bronchography on classical pulmonary function parameters (spirometry, CO transfer, flow-volume curve, and arterial blood gases) and radioisotopic measurements by means of 99mTc-labeled microspheres and 81mKr. The regional changes of ventilation and perfusion were quantified by a radioisotopic index, which was established for each zone of interest: explored lung and unexplored lung. The quantitative study of regional perfusion and ventilation reveals significant reduction of ventilation for lung bases, but not for lung apices. The radioisotopic measurements show a reduction of perfusion parallel to the reduction of ventilation. There is no significant correlation between traditional pulmonary function parameters and isotopic indices. Radioisotopy proved a sensitive tool for investigation of unilateral alterations.
Double-blind placebo-controlled clinical evaluation of oxatimide (R 35443). A novel potent anti-allergic drug in the treatment of hay fever.
The efficacy of the new anti-allergic compound oxatimide was tested in a double-blind study against a placebo during the pollen season of 1976 in 215 patients (4 1/2--69 years) with hay fever. Adult patients were instructed to take two tablets (= 20 mg) three times a day for 2 weeks, children received one tablet/10 kg of body weight daily; in addition, they were given a supply of diphenhydramine as a potential supplement. Twelve patients, six from either group, were excluded from the analysis. A significantly higher proportion of patients from the active drug group (n = 104) experienced no or only a few days of complaints, i.e. rhinitis and conjunctivitis, as well as asthma-like complaints, as compared with those of the control group (n = 99). Also, diphenhydramine consumption became significantly lower in the active drug group from the second day onwards, whereas a gradual increase and continuous need were seen in the greater part of the control group. One week of treatment appears sufficient to judge whether the individual patient benefits from the drug or not.
[Regional distribution of ventilation and perfusion in the beginning chronic bronchopneumopathies].
The regional distribution of lung ventilation and perfusion was determined in five normal subjects and in patients suffering from chronic bronchitis or asthma with variable functional repercussion, and also in some cases of beginning lung emphysema. The system of detection under use is a scanning camera coupled with a computer. In the case of chronic bronchitis or of asthma, there exists, the more often, a redistribution of lung ventilation and perfusion from the bases towards the vertices. The alterations are less evident in the cases of emphysema submitted to study. The limits of the method are object of discussion. Its application to the early detection of bronchopneumopathies does not appear as possible.
[Alveolo-capillary diffusion measured by isotope methods in simple forms of pneumoconiosis in the coal miner].
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[Therapy of chronic asthma with a new corticosteroid: acetate of paramethasone].
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[Prophylactic administration of Bactrim in chronic bronchitis. A double blind clinical and biological study (author's transl)].
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Left chylothorax complicating a translumbar aortography.
The authors report a case of left chylothorax after a translumbar aortography, successfully managed by conservative means. As far as they known 16 similar cases are described. They review the literature on this subject.
[A new antitussive: bezitramide (R 4845)].
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[Pseudotumoral aspect of pulmonary actinomycosis: report of two cases treated by lobectomy (author's transl)].
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[Regional lung function in coal workers (author's transl)].
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