Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral radiographs of the chest were acquired . The heart is massively enlarged , as before . Small bilateral pleural effusions are not significantly changed . Diffuse interstitial opacities with perihilar predominance are likely secondary to mild interstitial pulmonary edema , increased compared to radiographs from ___ . No focal consolidations concerning for pneumonia . There is no pneumothorax . The mediastinal contours are stable .
    OUTPUT:
    
1 . Mild interstitial pulmonary edema . 2 . Massive cardiomegaly , not significantly changed . 3 . Small bilateral pleural effusions , not significantly changed .