Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right upper lobe collapse has significantly improved since bronchoscopy . Residual right lung increase density could be related to pleural effusion . Left lower lobe opacities has improved . Tube and lines are in adequate position . There is no pneumothorax .
    OUTPUT:
    
Right upper lobe collapse has significantly improved after bronchoscopy .