Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP view of the chest demonstrates mild - to - moderate cardiomegaly , accentuated by AP projection . The lungs are relatively well expanded . There is pulmonary vascular congestion and mild interstitial edema . No pneumothorax . Small effusions can not be excluded . Moderate right greater than left glenohumeral osteoarthritis is present .
    OUTPUT:
    
Moderate cardiomegaly and mild pulmonary edema .