title: A positive Ga-67-citrate scan in a patient with unilateral absence of pulmonary perfusion.
mesh_terms: D002277:Carcinoma / Q000000981:diagnostic imaging*; D005710:Gallium Radioisotopes; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D011877:Radionuclide Imaging
chemical_list: D005710:Gallium Radioisotopes