Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . Mediastinal and hilar contours are normal . Lungs are clear without focal consolidation . Pulmonary vasculature is normal . No pleural effusion or pneumothorax is present , however the left lateral costophrenic angle is excluded from the field - of - view . There are no acute osseous abnormalities identified .
    OUTPUT:
    
No acute cardiopulmonary abnormality .