The 90 degrees Compton scattering tomography of the lung.
D004646:Emphysema / Q000000981:diagnostic imaging; D006801:Humans; D008171:Lung Diseases / Q000000981:diagnostic imaging*; D011829:Radiation Dosage; D011877:Radionuclide Imaging / Q000379:methods*; D012542:Scattering, Radiation; D014054:Tomography