title: Seventy-five year old female with chest pain and dyspnea.
mesh_terms: D000368:Aged; D004417:Dyspnea / Q000209:etiology*; D005260:Female; D006801:Humans; D010146:Pain / Q000209:etiology*; D011651:Pulmonary Artery; D011655:Pulmonary Embolism / Q000150:complications* / Q000175:diagnosis; D011877:Radionuclide Imaging; D012509:Sarcoma / Q000150:complications*; D013909:Thorax; D014692:Ventilation-Perfusion Ratio