Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Normal heart size , mediastinal and hilar contours . No focal consolidation , pleural effusion or pneumothorax . The visualized osseous structures are grossly intact ; however , cross - sectional imaging or bone scan would be more sensitive for detection of lytic lesions .
    OUTPUT:
    
Normal chest x-ray . However , cross - sectional imaging or bone scan would be more sensitive for detection of lytic lesions .