Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are normal . Focal bronchial wall thickening is present in the left perihilar region along with subtle hazy opacities in the left infrahilar region . There are no pleural effusions or acute skeletal findings .
    OUTPUT:
    
Focal left perihilar bronchial wall thickening and hazy opacities , possibly representing early or resolving infection .