試題詳解

23.肺部正常之手術後病人，拔除氣管內管後出現stridor時，肺功能檢查之流量容積曲線，可能出現 下列何項異常？
(A)FEF _200-1200（forced expiratory flow between 200～1200 mL VC）升高
(B)FEF _25-75（forced expiratory flow between 25%～75% VC）升高
(C)FEF _75-85（forced expiratory flow between 75%～85% VC）升高
(D)FEF ₅₀ / FIF ₅₀ 比值升高