Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph demonstrates an enlarged cardiac silhouette . Increased opacity bilaterally is consistent with mild pulmonary edema and increased vascular markings consistent with a high flow state . Increased opacity at the bases likely reflects small bilateral pleural effusions with associated atelectasis . There is no pneumothorax or focal consolidation . Sclerosis of the humeral heads is consistent with avascular necrosis .
    OUTPUT:
    
Mild pulmonary edema , increased vascular markings , and small bilateral pleural effusions with associated atelectasis .