Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . No displaced fracture is identified . Query subtle lucency projecting over the posterior superior aspect of the sternal body on the lateral view , measuring approximately 1 .3 x 0 .2 cm , not fully assessed on this study . Consider dedicated imaging of the sternum for further evaluation .
    OUTPUT:
    
Clear lungs . Subtle oblong lucency projecting over the posterior , superior aspect of the sternal body on the lateral view , as above , not fully assessed on this study . Consider dedicated imaging of the sternum for further evaluation