Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low , accentuating the cardiac silhouette and bronchovascular structures . Heterogeneous consolidation is present throughout the left lung , most marked in the periphery of the mid lung region . Patchy consolidation or atelectasis is also demonstrated in the right retrocardiac region .
    OUTPUT:
    
Heterogeneous consolidation in left lung , which may reflect multifocal aspiration or developing infectious pneumonia .