Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal radiographs of the chest demonstrate top normal heart size . The cardiomediastinal silhouette and hilar contours are normal . Increase opacity in the left lower lung could be due to overlying soft tissues , but could represent infection in the correct clinical setting . Vague opacity in the left lower lung unchanged from prior study and previously characterized on CT at subpleural fat . No pleural effusion or pneumothorax . No displaced rib fracture identified .
    OUTPUT:
    
Hazy opacity overlying the left lower hemithorax could be due to overlying soft tissues , but dedicated PA and lateral chest radiograph is recommended to further evaluate this region to exclude an infectious consolidation in the left lower lobe . Telephone notification to Dr ___ by Dr ___ at 7 :45 ___ .