Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Lung volumes are markedly low which limits assessment . The heart is mildly enlarged . There is hilar congestion with probable mild interstitial edema . Basilar atelectasis noted . No large effusion or pneumothorax . Unfolded thoracic aorta likely accounts for prominence of the mediastinum . Bony structures are intact .
    OUTPUT:
    
Mild cardiomegaly with mild congestion / edema .