Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is no new lung consolidation . Mild elevation of right hemidiaphragm is stable . Right - sided PICC line ends in mid SVC . Cardiac contour is top normal to mildly dilated and unchanged . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
The exam is unchanged since ___ .