Measurement of "closing volume" as a simple and sensitive test for early detection of small airway disease.
D000328:Adult; D000375:Aging; D000402:Airway Obstruction / Q000175:diagnosis*; D000403:Airway Resistance; D001128:Argon; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D009994:Osmolar Concentration; D010991:Plethysmography; D011650:Pulmonary Alveoli / Q000503:physiopathology; D012123:Pulmonary Ventilation; D012126:Respiratory Dead Space; D012907:Smoking; D013147:Spirometry; D013997:Time Factors; D014797:Vital Capacity
D001128:Argon