Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Opacity neighboring right heart border likely representing right middle lobe atelectasis , new since ___ . Decreased lung volumes with bibasilar atelectasis , stable from ___ . Right jugular venous central line ends in the lower SVC . No evidence of pneumothorax . Normal size of the cardiac silhouette . Normal hilar and mediastinal structures . No pneumonia , no pulmonary edema . No pleural effusions .
    OUTPUT:
    
Decreased lung volumes with right middle lobe atelectasis , new since ___ . Right jugular venous central line ends in the lower SVC without evidence of pneumothorax .