Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest are compared to previous exam from ___ . Again seen is a left chest wall dual - lead pacing device . There are persistent small bilateral pleural effusions . The degree of pulmonary edema appears less conspicuous on the current which may be due to improved aeration . There is more conspicuous right basilar opacity which could represent a superimposed infection . Cardiac silhouette is enlarged but unchanged . Atherosclerotic calcification is seen at the aortic arch . No acute osseous abnormality detected .
    OUTPUT:
    
Findings again compatible with congestive failure , not definitely changed from prior . As previously mentioned , component of infection , particularly at the right lung base , can not be excluded .