Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The lungs are hyperinflated as on prior . There is a focal opacity identified in the right middle lobe . Additional nodular opacity projecting over the left lower lung on the frontal exam is not seen on the lateral and may be a nipple shadow . Cardiomediastinal silhouette is within normal limits . Compression deformity in the upper lumbar spine unchanged .
    OUTPUT:
    
Focal opacity in the the right middle lobe . In the absence of findings to suggest infection , CT scan would be suggested to evaluate for underlying mass .