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作者调查了74例慢性呼衰患者长期氧疗的情况,以评价氧疗后的效果。64例在家庭中接受观察,随访期间以动脉血气分析、FEV_1、FVC 等为观察指标,全部病例通过氧浓缩器(Oxygen concen-trator)给氧.随访中34例(53%)每天吸氧至少15小时,平均疗程为16个月(4～117个月).长期家庭氧疗的64例中慢性支气管炎肺气肿52例、尘肺3例、支气管扩张症3例、纤维素性肺泡炎2例、充血性心
The authors investigated the long-term oxygen therapy in 74 patients with chronic respiratory failure to assess the effect of oxygen therapy. Sixty-four patients were enrolled in the home and were followed up for arterial blood gas analysis, FEV 1, FVC, etc. All patients were given oxygen via an oxygen concentrator (Oxygen concen-trator), and 34 patients (53% 15 hours, the average course of treatment for 16 months (4 ~ 117 months.) Long-term home oxygen therapy in 64 cases of chronic bronchitis emphysema in 52 cases, 3 cases of pneumoconiosis, bronchiectasis in 3 cases, 2 cases of cellulose alveolitis , Congestive heart