ħ, ǰ  , ȣ , ,   Ƿ   ִٸ  ̻ ǽؾ Ѵ. Ư      ջ ȣ  ϴ ⼺ȯ(COPD) ġᰡ  ʾ  ϰ ϴ  ߿ϴ. ȯ   ̻    ִ  ˻縦 ƾ ϴ . Ư,  X   Ұ ̴  ˻翡 ̻ Ұ ߰ߵ  ִ.
 
 
 
    ˻   Ҹ ̸ð ̻ȭźҸ ϴ ȣ  ̷ ϴ ˻.  ˻ΰ ˻  Ȱ  Ȯ ˻,  ˻  ִ.    Ǵ Ȱ  ִ  ̸ð ִ     ӵ Ͽ ȣ ɷ ϴ ̴.˻ 4~6ð ʹ , ,    ʾƾ Ѵ. , ̳ 踦  ʴ   Դ  . Ʋϸ ߴٸ,   ˻   Ѵ.5~15  ҿǴ Ȱ    ȴ. ڼ ȹٷ  ¿ Ŭ ڸ ,  2~3  ȣ Ѵ.   ִ  ̸̴ٰ ִ ϰ    ʰ ִ  5~6  Ѵ.   3 8 ݺ Ѵ., ֱ 1 ̳ ɱٰ ξҴ ȯڴ Ȱ  ˻縦   ȴ. ƿ, ǽ     ڼ ˻Ѵ. ˻  ȣ ݺϰ Ǿ ̳    ִ. ,  ƾ ϳ ȯ, , õ, ⼺ȯ  ȣ   ȣ ȯ ǽɵȴٸ  ˻縦   .ƿ,   밡  Ǵ   ȣ  պ   Ǵ    ȯ ɰ 踦 ˾ƺ ؼ ˻縦 Ѵ.ȣ   ħ    ִ 40 ̻ ̶   ˻縦   .  ˻  ؼ-  Ұߡ  Ȱ(VC): 32,000  48,000mL: 23,000  32,000mL FEV1/FVC : 70% ̻FEV1(1ʰ ¼ ȣⷮ): 1ʿ ִ ȣ  ִ FVC(¼ Ȱ):  ̸      
 
 Ȱ   ȣ   Ÿ. , ,   ǥ Ȱ Ͽ  Ȱ ǥ Ȱ  % شϴ°   θ ǴѴ.
  - ̻ Ұ: FEV1  ġ 80% ̸̸鼭, FEV1/FVC  70% ̸
 
   ǥ   ȭ  쿡   ǽ  ִ. õ  ⼺ȯ(COPD)     ɷ . ̷ ȣ ȯ ǽɵ     Ǵ, ȯ ϰ ̷ ϴ ˻縦 ߰ Ѵ.
   = ̴ ǻ ̽ȭ  (Ƿ а )
 
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