Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is unchanged . The aorta remains tortuous and diffusely calcified . Mild pulmonary edema is relatively unchanged compared to the prior study . Unchanged enlargement of the hila bilaterally is suggestive of pulmonary artery hypertension . Bilateral pleural effusions are small to moderate in degree , and may be slightly increased on the right compared to the prior study . The left pleural effusion appears relatively unchanged . Bibasilar airspace opacities likely reflect compressive atelectasis . Old bilateral rib fractures are noted . There is no pneumothorax .
    OUTPUT:
    
Mild congestive heart failure with small to moderate size bilateral pleural effusions , which may be slightly increased on the right . Bibasilar atelectasis .