Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild pulmonary edema and bibasilar atelectasis , left side more than right and small bilateral pleural effusions are unchanged over past 24 hours . Mediastinal congestion is also similar .
    OUTPUT:
    
Mild pulmonary edema , bibasal atelectasis and small pleural effusions are unchanged over last 24 hours .