Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right - sided PICC is unchanged and in good position . No pneumothorax . Mild interstitial pulmonary edema has worsened no acute focal consolidation . Bilateral small pleural effusions with fluid along the right minor fissure . The cardiomediastinal silhouette is compared well with enlargement of the right hilum , due to known renal cell carcinoma metastasis .
    OUTPUT:
    
Mild interstitial pulmonary edema .