Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable , with moderate cardiomegaly . Moderate pulmonary edema , however , has minimally improved since the earlier study of ___ . Small bilateral pleural effusions are seen . There is no pneumothorax .
    OUTPUT:
    
Moderate pulmonary edema , with very minimal improvement since the earlier study of ___ .