Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient has had prior median sternotomy . Sternotomy wires are aligned and intact . The patient is slightly rotated . The tip of a feeding tube projects over the gastric bubble . A moderate partially loculated left pleural effusion with associated left basilar atelectasis is unchanged . The small right pleural effusion is unchanged . Moderate pulmonary edema is slightly improved .
    OUTPUT:
    
Slight interval improvement in pulmonary edema . Stable small right and moderate partially loculated left pleural effusions .