Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . The heart is mildly enlarged . There is no sign of pulmonary edema or heart failure . No pleural effusion . No pneumothorax . Mediastinal contour is unremarkable . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Mild cardiomegaly without signs of acute decompensation .