Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly persists . Aortic knob calcifications are again demonstrated . Mild to moderate pulmonary edema is similar compared to the prior exam . Small bilateral pleural effusions persist . Bibasilar airspace opacities likely reflect compressive atelectasis though infection can not be excluded . Assessment for pneumothorax is limited as the patient 's chin and neck soft tissues obscure evaluation of the lung apices . No acute osseous abnormalities visualized . Marked degenerative changes of the left glenohumeral joint are partially imaged .
    OUTPUT:
    
Moderate pulmonary edema with small bilateral pleural effusions , similar compared to the prior exam . Bibasilar airspace opacities likely reflect compressive atelectasis but infection can not be excluded .