Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube tip measures 3 .5 cm from the carina . Heart size is mildly enlarged . Diffuse alveolar opacities are seen bilaterally . No large pleural effusion is noted , though there may be pleural thickening along the right apex . No pneumothorax is identified . Left - sided VP shunt catheter is noted . No acute osseous abnormality is present .
    OUTPUT:
    
1 . Endotracheal tube in standard position . 2 . Extensive diffuse alveolar opacities , findings which may reflect severe pulmonary edema / ARDS . Extensive pneumonia or diffuse alveolar hemorrhage is not excluded .