Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest demonstrates normal cardiomediastinal silhouette allowing for AP technique and slightly low lung volumes . The lungs are clear without pneumothorax or pleural effusion . There is no definite confluent consolidation to reflect pneumonia . Multiple left rib deformities are consistent with remote fractures .
    OUTPUT:
    
No definite evidence of pneumonia .