Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is diffuse airspace opacification seen involving the majority of the left lower lobe , most notable at the left base . There is also small focal region of consolidation in the mid right lung . The left lung apex and remaining right lung are clear . There is no pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
Left lower lobar pneumonia . Additional smaller focus in the right midlung as well .