Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrates moderate cardiomegaly , allowing for differences in technique stable relative to prior study . There is no evidence of overt pulmonary edema . Eventration of the right hemidiaphragm is noted . There is no pleural effusion or pneumothorax . No opacity convincing for pneumonia is present .
    OUTPUT:
    
Moderate cardiomegaly without pulmonary edema .