Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well inflated . Slightly increased interstitial marking are seen but there is no confluent consolidation . There is a moderate cardiomegaly with a mildly prominent azygos vein . There is a small right sided pleural effusion . There is a tortuous aorta , but the mediastinal contour is unremarkable . There is no pneumothorax . Degenerative changes are noted about the right AC joint .
    OUTPUT:
    
Moderate cardiomegaly , small right pleural effusion with a prominent azygos vein and increased interstitial markings suggest mild failure .