Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest radiograph from ___ , the right - sided PICC line tip now projects over the mid SVC . The cardiomediastinal silhouette is within normal limits . There are low lung volumes . The lungs are clear with no convincing signs of pneumonia . There are no pleural effusions or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary process .