Close
  Indian J Med Microbiol
 

Figure 4: Comparison of typical flow-volume loops in normal individuals: (a) normal; (b) obstructive defect; (c) restrictive defect; (d) variable extrathoracic obstruction; (e) variable intrathoracic obstruction; (f) fi xed airway obstruction [9].

Figure 4: Comparison of typical flow-volume loops in normal individuals: (a) normal; (b) obstructive defect; (c) restrictive defect; (d) variable extrathoracic obstruction; (e) variable intrathoracic obstruction; (f) fi xed airway obstruction [9].