Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Patient is known to have bilateral breast implants with peripheral calcification which is unchanged from prior exams . The heart is moderately enlarged which appears increased from prior exams . The lower lungs appear increased in density on the frontal projection which is likely due to the overlying dense breast implants . On the lateral view there is no correlate abnormality to suggest the presence of pneumonia or contusion . No large effusion or pneumothorax is seen . While there are no definite signs of CHF , study is somewhat limited due to the dense breast implants overlying the chest . Mediastinal contour is notable for atherosclerotic calcifications . No definite bony abnormalities are seen .
    OUTPUT:
    
Cardiomegaly , new from priors . Dense breast implants overlying the lower lungs likely accounting for vague lower lung opacity .