Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright view the chest provided . Left upper extremity access PICC line is again seen with its tip in the region of the low SVC . Lungs are clear . No pneumothorax or effusion . Cardiomediastinal silhouette is stable . Healing left clavicular midshaft fracture again noted .
    OUTPUT:
    
PICC line positioned appropriately .