Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . There is a tortuous thoracic aorta . Again seen are multiple areas of brochiectasis and multifocal scattered reticular opacities previously described as MAC , unchanged compared to the prior exam . There is a new right middle lobe opacity suggestive of atelectasis . There is no pleural effusion or pneumothorax . No other focal consolidations are seen .
    OUTPUT:
    
1 . New right middle lobe atelectasis . 2 . Stable multifocal nodular opacities , stable compared to the earlier study . 3 . No abnormalities suggestive of pneumonia identified .