Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left - sided PICC is again seen terminating in the mid to lower SVC . There is persistent mild elevation of the right hemidiaphragm . Medial right basilar atelectasis is seen without definite focal consolidation . No large pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable . A pigtail catheter is seen projecting over the right upper quadrant .
    OUTPUT:
    
Mild basilar atelectasis without definite focal consolidation .