Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . A nodular opacity projects over the right lateral lung base better seen on same - day CT abdomen and pelvis . Otherwise the lungs appear relatively clear . There is dense mitral annular calcification and mild cardiomegaly . The mediastinal contour is normal . Bony structures are intact .
    OUTPUT:
    
Nodule the right lung base better seen on recent CT abdomen pelvis , for which dedicated chest CT may be performed on a nonemergent basis to further assess . No signs of edema or pneumonia . Mitral annular calcification .