Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lungs are clear . There is no focal consolidation , effusion , or pneumothorax . Heart is mildly enlarged . Aortic knob calcification noted . Mediastinal contours otherwise normal . Hilar configuration appears unremarkable . Imaged osseous structures are intact . Surgical anchor projects over the right humeral head . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Mild cardiomegaly , otherwise normal .