Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a 12 mm nodule projecting over the right upper lung partially overlying the anterior right third rib . Biapical pleural based scarring is also noted . The lungs are otherwise clear . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities identified . There is no free intra per air .
    OUTPUT:
    
No acute cardiopulmonary process . No free intraperitoneal air . A 12 mm nodular opacity projecting over the right upper lung for which nonurgent chest CT is suggested for further characterization .