Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a three - lead pacer defibrillator tips terminating in the expected position . Heart size is not well assessed on this study . There are thoracic artery calcifications , which are stable in appearance . There is new right middle lobe collapse and a stable right pleural effusion . There is left lower lobe atelectasis , which is stable . There is no pulmonary edema or pneumothorax .
    OUTPUT:
    
1 . New right middle lobe collapse . 2 . Stable right pleural effusion .