Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest radiograph from ___ , lung volumes have increased . The lungs are clear with no focal consolidations , pulmonary edema , pleural effusion or pneumothorax . Cardiomediastinal silhouette and hilar contours are normal . A right PICC line tip terminates at the mid to lower SVC .
    OUTPUT:
    
No radiographic evidence of an acute cardiopulmonary process .