Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are compared to previous exam from ___ . There has been interval decrease in size of the right pleural effusion which has essentially resolved . Mild pulmonary vascular congestion is seen but there is no frank edema nor consolidation . Cardiac silhouette is stable in configuration and notable for prosthetic mitral valve and aortic valve . Osseous structures are unchanged .
    OUTPUT:
    
Interval improvement of the lungs with resolved right effusion . Mild pulmonary vascular congestion without infiltrate .