Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are fully expanded and clear . There is no focal consolidation , effusion , or pneumothorax . Hilar structures are symmetric with diameter at the upper limit of normal . Mediastinal contours are normal . Moderate cardiomegaly is unchanged . Prosthetic mitral and tricuspid valves are in place .
    OUTPUT:
    
No pulmonary edema or evidence of cardiac decompensation .