Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . No pleural effusion , pneumothorax or focal airspace consolidation . No free air under the diaphragm . Heart is moderately enlarged but unchanged . There is an epicardial fat pad . Mediastinum and hilar structures are unremarkable . Vascular stent is seen projecting over the left neck .
    OUTPUT:
    
No acute cardiopulmonary process with stable moderate cardiomegaly .