Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear of consolidation , effusion , or congestion . Nodular opacity projecting over the right lung base is thought to be most likely nipple shadow . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities identified .
    OUTPUT:
    
No acute cardiopulmonary process . Nodular opacity overlying the right lung base most likely a nipple shadow but should be confirmed with nipple markers with repeat PA view .