Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Midline sternotomy wires and mediastinal clips are again noted . The heart appears markedly enlarged , slightly increased from the prior exam . There is no focal consolidation , large effusion or pneumothorax . Mediastinal prominence is unchanged with densely calcified ascending aorta . No overt signs of edema . Bony structures appear intact . Chronic right clavicle deformity .
    OUTPUT:
    
Marked cardiomegaly appears increased from prior . No overt signs of edema or significant pleural effusion .