Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly is present , with tortuosity of the thoracic aorta noted . There is diffuse calcification of the thoracic aorta . There is perihilar haziness and vascular indistinctness compatible with mild pulmonary edema . Small bilateral pleural effusions are noted , with bibasilar airspace opacities likely reflecting atelectasis though infection or aspiration is difficult to exclude . There is no pneumothorax . Diffuse demineralization of the osseous structures is noted .
    OUTPUT:
    
Mild pulmonary edema and small bilateral pleural effusions . Bibasilar airspace opacities may reflect atelectasis though infection or aspiration is not excluded .