Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette remains enlarged . The mediastinal contours are stable with a calcified , somewhat tortuous aorta . Trace bilateral pleural effusions may be present . There is prominence of the interstitial markings diffusely and bilaterally , as also seen on prior studies , suggesting mild interstitial edema . There is no pneumothorax . There is chronic severe compression of a vertebral body at the thoracolumbar junction .
    OUTPUT:
    
Cardiomegaly and mild interstitial edema . No focal consolidation .