Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Lung volumes are low . The cardiomediastinal silhouette is stable . A vague opacity to the left of the left heart border in the left lower lung could represent atelectasis , though technique is suboptimal . The right lung is clear . No bony abnormalities are seen .
    OUTPUT:
    
Vague opacity in the left lateral lung base could be artifactual or due to atelectasis . Consider repeat with more optimized inspiratory effort to resolve this finding .