Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP portable radiograph of the chest . There has been interval removal of the Swan - ___ catheter . The left - sided PICC line is unchanged . Stable cardiomegaly . Again seen is pulmonary vascular congestion and small bilateral pleural effusions , indicative of pulmonary edema , which is slightly improved compared to the prior radiograph . No focal consolidation is identified .
    OUTPUT:
    
Interval slight improvement in pulmonary edema .