Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The inspiratory lung volumes are appropriate . Streaky opacification at the right medial lung base most likely reflects atelectasis . There is no focal consolidation concerning for pneumonia . No pleural effusion or pneumothorax is detected . Moderate pleural parenchymal scarring is noted in the bilateral lung apices which appears symmetrical . The cardiac silhouette is top normal in size . A cardiac monitoring device projects over the left hemithorax . The mediastinal and hilar contours are within normal limits . The trachea is midline . The visualized upper abdomen is unremarkable . Multilevel degenerative changes are noted throughout the thoracic spine . No evidence of displaced rib fracture or acute osseous abnormality .
    OUTPUT:
    
No displaced rib fracture or acute osseous abnormality detected . If there is clinical concern for rib fracture , dedicated rib series could be obtained for further evaluation .