Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Midline sternotomy wires are again noted . Lung volumes are low . There is mild interstitial pulmonary edema likely present . No definite consolidation concerning for pneumonia . No large effusion or pneumothorax . The cardiomediastinal silhouette is unchanged with marked unfolding of the thoracic aorta which appears calcified throughout . No bony abnormalities .
    OUTPUT:
    
Probable mild edema .