Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The previously seen chest tube has been removed without evidence of pneumothorax . The right loculated pleural effusion remains . The right hemithorax appears less opacified due to improved position of the patient , but mild residual diffuse opacification remains . The cardiac silhouette remains enlarged .
    OUTPUT:
    
No pneumothorax after chest tube removal .