A low FEV1/VC ratio is the primary indication for airway obstruction. The ATS/ERS statement on interpretation says “The VC, FEV1, FEV1/VC ratio and TLC are the basic parameters used to properly int…
One of the more recognizable flow-volume loop contours is the one associated with severe airway obstruction. Specifically, this type of loop shows an abrupt decrease in flow rate following the peak…
Dozens of articles have been written about the correlation between different abnormal flow-volume loop contours and pulmonary disorders. In contrast very little has ever been written about what con…
