Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a large bore central venous catheter terminating in the right atrium . The cardiac , mediastinal and hilar contours appear unchanged , allowing for differences in technique . There is no pleural effusion or pneumothorax . No focal opacity is present indicate pneumonia . Pulmonary vessels are mildly prominent suggesting pulmonary venous hypertension .
    OUTPUT:
    
No evidence of pneumonia .