Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable frontral chest radiograph . An endotracheal tube has been placed in the interim , the tip is positioned 4 cm from the level of the carina . An NG tube has been placed , the tip is within the stomach . Lung volumes are improved , with note of linear atelectasis in the right mid lung . There is mild pulmonary edema , though venous engorgment has improved likely from positive pressure ventilation . No pneumothorax . The cardiac silhouette and mediastinal contours demonstrate decreased azygous engorgment .
    OUTPUT:
    
1 . Interval intubation , with appropriate position of the ET tube and improvement in lung volumes . 2 . Mild pulmonary edema though venous engorgment has decreased .