title: Decreased pulmonary perfusion with bronchial foreign body.
mesh_terms: D000328:Adult; D001980:Bronchi; D005547:Foreign Bodies / Q000000981:diagnostic imaging / Q000503:physiopathology*; D006801:Humans; D008168:Lung / Q000503:physiopathology*; D008297:Male; D011652:Pulmonary Circulation; D012123:Pulmonary Ventilation; D011859:Radiography; D011877:Radionuclide Imaging; D012039:Regional Blood Flow; D012119:Respiration