Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the left PICC . There is no focal consolidation , pleural effusion or pneumothorax . There is a small amount of bibasilar atelectasis . Elevation of the left hemidiaphragm is unchanged . Heart size is normal . Mediastinal silhouette is normal with mild aortic knob calcifications . Pulmonary vasculature is normal . Cervical spinal hardware is incompletely evaluated on this study .
    OUTPUT:
    
No pneumonia , edema or effusion .