Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is stably enlarged . Mild vascular congestion seen on most recent comparison has largely resolved . There is improvement of right basilar opacity . A nodular opacity in the left mid lung is more pronounced on the current examination than on the priors . No definite pleural effusion or pneumothorax identified .
    OUTPUT:
    
1 . Improved vascular congestion and right basilar opacity . 2 . More prominent left mid lung nodular opacity . Repeat films with all overlying external material removed is recommended . If this abnormality persists , CT chest is recommended for further evaluation .