Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Overall aeration of the lungs is unchanged compared to most recent prior from one day prior . There are bibasilar consolidations , left greater than right , likely a combination of atelectasis and pleural fluid . The upper lungs are clear . There is no interstitial edema . No pneumothorax is evident . A radiopaque prosthetic mitral valve is in unchanged expected position . Median sternotomy wires are intact .
    OUTPUT:
    
Unchanged probable basilar atelectasis and effusions , moderate on the left and small on the right .