Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The mediastinal drain , and nasogastric tube have been removed . No pneumothorax . The patient has now been extubated with expected low lung volumes and worsening retrocardiac atelectasis . Small bilateral pleural effusions are suspected . Mild bronchovascular congestion . The heart remains enlarged .
    OUTPUT:
    
No pneumothorax . Worsening left basal atelectasis .