Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube terminates 5 .5 cm above the carina with the chin in neutral or elevated positioning . Right IJ terminates at the origin of the right brachiocephalic vein . Left PICC terminates in the low SVC . NGT coursing below the diaphragm , however the tip is not seen . Bilateral diffuse airspace opacities . Mild enlargement of the cardiomediastinal silhouette . No large pleural effusions . No pneumothorax is seen .
    OUTPUT:
    
1 . Appropriate positioning of the ET tube , right IJ , left PICC , and NG tube . 2 . Bilateral diffuse airspace opacities with mild cardiomegaly and probable small pleural effusions due to fluid overload .