Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube tip terminates 7 cm from the carina . An enteric tube tip is noted within the stomach . The cardiac and mediastinal contours are unremarkable . Diffuse hazy alveolar opacities are noted bilaterally , more pronounced on the right , compatible with moderate pulmonary edema . There may be trace bilateral pleural effusions , but no large pneumothorax is identified . Lucency about the mediastinum is concerning for pneumomediastinum . No acute osseous abnormality is detected .
    OUTPUT:
    
1 . Endotracheal and enteric tubes in standard positions . 2 . Moderate pulmonary edema with trace bilateral pleural effusions . These findings may relate to ARDS . 3 . Lucency about the mediastinum concerning for pneumomediastinum .