Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided , which again demonstrate opacification of the right mid - to - lower lung , compatible with known lung mass and associated right effusion . There are small nodular opacities within the left lung which are compatible with pulmonary metastasis . The heart size can not be assessed . Mediastinal contour remains prominent , compatible with known mediastinal lymphadenopathy . No significant interval change is seen . Bony structures are intact .
    OUTPUT:
    
Unchanged appearance of the chest with right mid-lower lung opacity compatible with known malignant tumor with associated mediastinal lymphadenopathy and small left pulmonary nodular metastases .