Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright views of the chest demonstrate low lung volumes . There are prominent interstitial markings , compatible with interstitial pulmonary edema . Hilar and mediastinal silhouettes are unremarkable . Heart is mildly enlarged . There is no pleural effusion . No focal consolidation or pneumothorax . The patient 's known lingular nodule is better seen on prior CT exam . Right - sided pleural plaques are noted .
    OUTPUT:
    
Mild cardiomegaly and interstitial pulmonary edema .