Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouettes are within normal limits . The bilateral hila are stable , within normal limits . Symmetric apparent slightly increased opacity of the lower lungs likely relates to overlying soft tissue . There is no focal lung consolidation . There is no pulmonary vascular congestion or pulmonary edema . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
No acute cardiopulmonary abnormality .