Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . A PICC line is seen extending from the right arm through the right subclavian vein into the mid SVC region . Perihilar opacities , left greater than right are again noted compatible with known atypical mycobacterial infection . There is also mild left basal opacity which is not significantly progressed . No large effusion or pneumothorax . The cardiomediastinal silhouette appears unchanged . Bony structures appear intact .
    OUTPUT:
    
1 . PICC line appears positioned appropriately . 2 . Perihilar opacities again noted not significantly changed most consistent with reported history of atypical mycobacterial infection .