Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are obtained . Unchanged Port - A - Cath position with catheter tip in the expected location of the distal superior vena cava . Mild interstitial edema is noted with stable linear densities in the right lower lung and left mid lung which could represent areas of scarring . There is no large pleural effusion . Heart size is mildly enlarged . No pneumothorax . Bony structures are intact . IVC filter partially imaged in the upper abdomen .
    OUTPUT:
    
Mild cardiomegaly with interstitial edema .