Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison with radiograph from ___ , pulmonary edema has continued to improve and there is only a small amount of residual edema . There is no focal consolidation , pleural effusion or pneumothorax . Right PICC line terminates in the low SVC . Mediastinal and hilar contours are normal . Heart size is normal .
    OUTPUT:
    
Improving pulmonary edema with a small amount of residual edema . No evidence of pneumonia .