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 , as are the hila contours . Degenerative changes are seen along the spine . No definite rib fracture is seen , however rib series is more sensitive .
    OUTPUT:
    
No acute intrathoracic process . No definite rib fracture , however , if clinical concern is high , suggest dedicated rib series , which is more sensitive .