Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Biapical scarring is again noted . Cardiac lead obscures nodular opacity seen projecting over the right lung laterally on the previous exam . The lungs are clear of focal consolidation or effusion . The cardiomediastinal silhouette is stable . No acute osseous abnormality is identified .
    OUTPUT:
    
No definite acute cardiopulmonary process .