Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lines and Tubes : Partially visualized is a left - sided percutaneous nephrostomy catheter projecting over the left flank . Lungs : Low lung volumes with new bibasilar linear opacities , likely linear atelectasis . No lobar consolidation present . Pleura : No large pleural effusion or pneumothorax . Mediastinum : The patient is rotated giving rise to apparent cardiomegaly . Bony thorax : Unremarkable
    OUTPUT:
    
Low lung volumes within new bibasilar linear opacities , likely atelectasis . No lobar consolidation present . The patient is rotated giving rise to apparent cardiomegaly with obscuration of medial right lower zone .