Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In the interval the patient has been extubated and the nasogastric tube has been removed . A central line with the tip in the right atrium is unchanged in position . There is a left subclavian line terminates in the SVC . Lung volumes are low , but there is no focal consolidation , pleural effusion , or pneumothorax . The cardiomediastinal silhouette is unchanged . Bones are intact . Median sternotomy wires are intact .
    OUTPUT:
    
No acute process .