Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs demonstrate a right perihilar opacity worrisome for pneumonia . Heart size is enlarged with vascular engorgement and small bilateral pleural effusions , accompanied by mild pulmonary edema . A retrocardiac density may reflect asymmetric edema or alternatively infectious process . There is no pneumothorax . No evidence of pulmonary edema .
    OUTPUT:
    
Findings consistent with congestive heart failure . More confluent basilar opacification could reflect asymmetrical edema or secondary process such as infectious pneumonia or aspiration .