Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear of consolidation . Nodular opacity projects over the left lung base . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities identified .
    OUTPUT:
    
Nodular opacity projects over the left lung base , potentially nipple shadow . Suggest repeat with nipple markers in place to further assess .