Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal contour is within normal limits . Lungs are well expanded and clear . There is no focal consolidation , pleural effusion or pneumothorax . However , there is ___ increased opacity anterior to the hilum seen only in the lateral view .
    OUTPUT:
    
Increased opacity anterior to the hilum seen only in the lateral view , could be superimposition of normal structures however chest CT is recommended for further evaluation .