Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were obtained . The lungs appear clear bilaterally without focal consolidation , effusion , or pneumothorax . The heart is mildly enlarged . There is curvilinear calcification projecting over the mid heart likely mitral annular calcifications . Aorta is slightly unfolded with atherosclerotic calcifications along the aortic knob . Bony structures appear demineralized but intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Cardiomegaly , mitral annular calcification . No signs of CHF or pneumonia .