title: 133Xe ventilation scanning immediately following the 99mTc perfusion scan.
mesh_terms: D006801:Humans; D008863:Microspheres; D011652:Pulmonary Circulation; D011655:Pulmonary Embolism / Q000175:diagnosis* / Q000503:physiopathology; D011877:Radionuclide Imaging; D012039:Regional Blood Flow; D012119:Respiration; D012709:Serum Albumin; D013667:Technetium; D013997:Time Factors; D014978:Xenon
chemical_list: D012709:Serum Albumin; D014978:Xenon; D013667:Technetium