Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs were obtained . A right IJ terminates in the right atrium . Lung volumes are still low , but improved from prior study . The diffuse interstitial edema is also improved . Cardiomediastinal silhouette remains enlarged , but hilar contours and pleural surfaces are normal . A tiny left pleural effusion is present . There is no pneumothorax .
    OUTPUT:
    
Interval improvement in interstitial edema . To reposition the IJ line in the low SVC , it would need to be withdrawn 2 cm .