Focal pulmonary edema. Correlation with perfusion lung scan.
Pulmonary embolism is diagnosed by a mismatched perfusion-ventilation lung scan. The probability is increased further when there is an associated "hot spot" in the perfusion study caused by focal pulmonary edema.
D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D010477:Perfusion; D011654:Pulmonary Edema / Q000000981:diagnostic imaging* / Q000209:etiology; D011655:Pulmonary Embolism / Q000150:complications; D011877:Radionuclide Imaging; D013668:Technetium Tc 99m Aggregated Albumin
D013668:Technetium Tc 99m Aggregated Albumin