Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Bilateral breast implants are noted accounting for increased density projecting over the mid to lower lungs . Streaky lower lung opacities may represent pneumonia or atelectasis . No pneumothorax or effusion . Cardiomediastinal silhouette is normal . Bony structures are intact .
    OUTPUT:
    
Streaky lower lung opacities concerning for atelectasis versus pneumonia .