Current status of lung scanning.
D003937:Diagnosis, Differential; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis*; D011655:Pulmonary Embolism / Q000175:diagnosis*; D011656:Pulmonary Emphysema / Q000175:diagnosis; D011877:Radionuclide Imaging; D012131:Respiratory Insufficiency / Q000175:diagnosis; D013679:Technology, Radiologic