Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ill - defined left upper lobe opacification is stable or slightly bigger from the prior radiograph . This is concerning for an underlying malignancy , tuberculosis , or less likely a persistent infection . The opacification at the right lower lobe and previously present pulmonary edema have resolved . Other than the left upper lobe opacity , the lungs are clear without edema . There is no pleural effusion or pneumothorax . Moderate cardiomegaly is unchanged . A compression fracture of a lower thoracic vertebral body is stable . An IVC filter is present .
    OUTPUT:
    
1 . Stable or slightly enlarged left upper lobe opacity may represent underlying malignancy , tuberculosis , or less likely a persistent infection . A CT scan is required for further evaluation . 2 . No pulmonary edema . 3 . Stable compression fracture of the lower thoracic vertebral body . Results were discussed with Dr . ___ at 4 : 30 pm on ___ via telephone by Dr . ___ .