Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild vascular congestion and mild interstitial pulmonary edema is similar to the prior study . Mild cardiomegaly is unchanged . There is no focal consolidation . A small left pleural effusion is unchanged . Patient is status post left mastectomy with surgical clips noted left axilla . There is no pneumothorax .
    OUTPUT:
    
1 . Mild pulmonary vascular congestion and interstitial edema with a small left pleural effusion . 2 . No focal consolidation or pneumothorax .