Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is dense consolidation involving both the left upper lobe and the superior segment of the left lower lobe . Right lung is clear . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities , compression deformity of a lower thoracic vertebral body is unchanged .
    OUTPUT:
    
Left upper and left lower lobe consolidation compatible with pneumonia .