Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tracheostomy tube tip terminates in unchanged position . Left - sided Port - A - Cath tip terminates in the proximal right atrium , unchanged . Lung volumes are low . Heart size is normal . Mediastinal and hilar contours are within normal limits . Pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is demonstrated . No acute osseous abnormalities are detected . Gaseous distention of colonic loops of bowel in the upper abdomen are incidentally noted .
    OUTPUT:
    
No acute cardiopulmonary abnormality .