Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tracheostomy tube tip is in unchanged position . Left - sided Port - A - Cath tip terminates at the junction of the SVC and right atrium . Mild enlargement of the cardiac silhouette is unchanged . Mediastinal and hilar contours are normal . Pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is present .
    OUTPUT:
    
No acute cardiopulmonary abnormality .