Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with prior exam , there has been mild interval improvement of aeration of both lungs , but there are still bilateral diffuse alveolar opacities compatible with pulmonary edema . The left apical opacity is also stable . There is no evidence of pneumothorax . An esophageal tube has been placed , with the side port seen below the gastroesophageal junction and the tip out of view . An endotracheal tube is present , ending approximately 7 cm above the carina .
    OUTPUT:
    
1 . Endotracheal tube and esophageal tube in appropriate positions . 2 . Mild interval improvement of bilateral lung aeration , but with severe pulmonary edema and possible pleural effusions . Left apical opacity , also unchanged from prior .