Question 67 · LEK · COPD
Chronic obstructive pulmonary disease can be diagnosed based on the symptoms and spirometry results. Which component of spirometry is used to diagnose chronic obstructive pulmonary disease?
- A. forced expiratory volume in 1 second (FEV1) and forced vital capacity (FVC).
- B. inspiratory capacity (IC).
- C. tidal volume (TV).
- D. expiratory reserve volume (ERV).
- E. inspiratory reserve volume (IRV).
Hint
COPD is defined by persistent airflow limitation, expressed as a ratio of two forced measurements after a bronchodilator.
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