Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Overlying EKG leads are present . Patient is slightly rotated to her left . Allowing for this , the lungs appear clear . There is no focal consolidation , effusion , or pneumothorax . The cardiomediastinal silhouette is normal . Imaged osseous structures are intact .
    OUTPUT:
    
Limited , negative .