Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are mildly expanded . Reticular opacities are noted at both lung bases . There is no effusion or pneumothorax . The right hilus and upper mediastinal contour are widened by known metastatic disease . The cardiac contours are normal .
    OUTPUT:
    
1 . Abnormal right hilar and right mediastinal contours compatible with known metastatic disease . 2 . Bibasilar reticular opacities may reflect aspiration or infection .