Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . There are indistinct pulmonary vascular markings bilaterally . More conspicuous right basilar opacity has slightly progressed since prior . There are bilateral effusions , larger on the right than on the left . Cardiac silhouette is enlarged but unchanged . No acute osseous abnormality is identified .
    OUTPUT:
    
Pulmonary edema and bilateral right greater than left effusions . More focal opacity at the right lung base may represent a superimposed infection .