Current smoker with a roughly 15-20 pack year history of smoking (half a packet per day since the age of 35). Imaging of chest performed for incidental reasons, no respiratory symptoms of note and has not noted any breathlessness or limitation of her activities. No symptoms or signs of arthritis and no features of connective tissue disease. Complex lung function testing revealed normal volumes and spirometry with severely reduced gas transfer (KCO 42% predicted).

Patient Data

Age: 70 years
Gender: Female