Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views were obtained of the chest . The lungs are well expanded with linear opacities in both lower lung is likely atelectasis . No pneumothorax is seen with blunting of the left costophrenic sulcus perhaps related to trace pleural effusion or pleural thickening . The heart remains enlarged with pacemaker / ICD and postsurgical changes noted .
    OUTPUT:
    
No acute intrathoracic process with trace left pleural effusion or pleural thickening .