The spirogram of gross expiratory tracheobronchial collapse in emphysema.
D001982:Bronchial Diseases; D004646:Emphysema; D045853:Exhalation; D006801:Humans; D011656:Pulmonary Emphysema; D012129:Respiratory Function Tests; D014132:Trachea
BRONCHIAL DISEASES; PULMONARY EMPHYSEMA; RESPIRATORY FUNCTION TESTS; TRACHEA