Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube and orogastric tube are unchanged in orientation , remaining within appropriate position . Again seen are widespread bilateral pulmonary opacities , improved along the upper zones , in comparison to the ___ exam . There is no pneumothorax or pleural effusion . The cardiac and mediastinal contours remain within normal limits .
    OUTPUT:
    
Slight improvement of widespread bilateral pulmonary opacities , particularly in the upper zones , likely reflecting hemorrhage in the setting of known history of granulomatosis with polyangiitis and recent hemoptysis .