Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Overlying EKG leads . ___ pins overlie the right shoulder . Cardiomegaly is moderate . Lungs are clear without signs of edema or congestion . No large effusion or pneumothorax . No convincing evidence for pneumonia . Mediastinal contour is normal . Bony structures are intact .
    OUTPUT:
    
Moderate cardiomegaly without signs of edema or pneumonia .