Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . The lungs appear clear bilaterally without definite signs of pneumonia or overt CHF . The heart size is top normal . The mediastinal contour is normal . No large effusion or pneumothorax is seen . The bony structures appear intact .
    OUTPUT:
    
No signs of fluid overload .