TY - T1的动脉血液气体在老年人慢性阻塞性肺疾病(COPD) JF -欧洲呼吸杂志》乔和J SP - 856 LP - 861欧元六世- 7 - 5盟Delclaux B非盟- Orcel B非盟- Housset B非盟-怀特罗佤邦盟——Derenne JP Y1 - 1994/05/01 UR - //www.qdcxjkg.com/content/7/5/856.abstract N2 -越来越多的老年人在发达国家,医生常常面对病人的动脉氧张力,PaO2,低于正常的年轻人。正常的值预测的文献非常古老的个体通常推断从年轻的学科。本研究的目的是获取PaO2值从一个大的人口与正常老年人阻塞性通气功能。我们测量动脉血液气体在274例,年龄65 - 100岁(平均82岁),慢性支气管炎和温和的气道阻塞(意味着在一秒用力呼气量(FEV1), 53% pred)。意思是PaO2 10.0 + / - 1.4 kPa(75.2 + / - 10.8毫米汞柱)和平均动脉二氧化碳张力(PaCO2)是5.4 + / - 0.8 kPa(40.5 + / - 6.1毫米汞柱)。PaO2和PaCO2都独立于年龄。血液气体异常与气道阻塞:PaO2呈正相关FEV1和PaCo2残负相关。PaO2 was 10.8 +/- 1.4 kPa (81.5 +/- 10.7 mmHg) in the patients with FEV1 > or = 90% predicted versus 9.5 +/- 1.3 kPa (71.5 +/- 10.1 mmHg) in those with FEV1 < or = 35% pred. These findings suggest that the predicted PaO2 extrapolated from younger normal values are often erroneously underestimated. It is probably more accurate to accept as normal a PaO2 of 10.6-11.3 kPa (80-85 mmHg) for all subjects over 65 yrs, irrespective of their age. ER -