Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Streaky retrocardiac opacity is most compatible with scarring versus atelectasis . Streaky right basilar atelectasis is also noted . Azygos fissure again seen . The lungs are clear of consolidation , effusion or consolidation . Cardiomediastinal silhouette is stable . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .