Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen are a moderate to severe consolidation at the left lung base , and a moderate consolidation at the right lung base . There is likely a left pleural effusion . Pulmonary vascular congestion appears unchanged from the prior study of the same day . There is left ventricular enlargement . There is no pneumothorax .
    OUTPUT:
    
1 . Short - term stability of bibasilar consolidations . 2 . No radiographic explanation for sudden desaturation .