Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Sternotomy wires are intact . Tiny left - sided pleural effusion is present , but was not visualized on the prior examination ( frontal film ) . On the current frontal view , at the lower left lateral aspect there is an opacity which could represent a loculated pleural effusion or pleural thickening . Interval decreased mild right - sided pleural effusion . There has been complete resolution of pulmonary edema as seen on prior examination . Gastric pull - through may represent the right lateral aspect of the cardiomediastinal silhouette .
    OUTPUT:
    
1 . Pulmonary edema has completely resolved since ___ examination . 2 . Mild right - sided effusion probably decreased in size 3 . Tiny left pleural effusion with adjacent loculated pleural effusion or pleural thickening .