Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate normal cardiomediastinal silhouette allowing for AP projection and low lung volumes . Patient is slightly lordotic in position and right convex thoracic scoliosis and multiple rib deformities on the right are redemonstrated . There is no pneumothorax or large pleural effusion . Linear opacities in the left greater than right base are consistent with atelectasis although aspiration could have a similar appearance . There is no confluent consolidation to suggest pneumonia .
    OUTPUT:
    
Left basilar atelectasis versus aspiration . No confluent opacity to suggest pneumonia .