Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate enlargement of the cardiac silhouette is demonstrated . Aortic knob calcifications are noted . There is perihilar haziness with vascular indistinctness and increased interstitial markings compatible with mild interstitial pulmonary edema . Small bilateral pleural effusions are likely parotid present . There is no focal consolidation . Lungs appear hyperinflated with flattening of the diaphragms suggestive of underlying COPD . No pneumothorax is present . The osseous structures are diffusely demineralized without acute abnormality noted .
    OUTPUT:
    
Mild interstitial pulmonary edema and small bilateral pleural effusions .