Guenard H, Denjean A, Chaussain M, de Lattre J, Gamain B
Poumon Coeur. 1978;34(2):111-8.
The measurement of arterio-alveolar difference in CO2, easily performed, gives the percentage of non perfused ventilated pulmonary zones. The clinical value of this examination is illustrated by two observations. Its situation, among other tests of the respiratory function, is questioned particularly when the diagnosis of pulmonary embolism is concerned.
二氧化碳动脉-肺泡差值的测量操作简便，可得出未灌注通气肺区的百分比。两项观察结果说明了该项检查的临床价值。在呼吸功能的其他检查中，尤其是在涉及肺栓塞的诊断时，其地位受到质疑。
