Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrates clear lungs bilaterally . When compared to prior radiograph dated ___ , there has been little interval change . Heart is mildly enlarged . There is no pleural effusion identified . There is no pneumothorax . No overt pulmonary edema is seen . Osseous structures are without acute abnormality .
    OUTPUT:
    
Stable mild cardiomegaly without evidence of congestive heart failure or pneumonia .