Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ETT terminates approximately 6 .8 cm above the carina . The right PICC terminates in the low SVC . NG tube courses below the diaphragm , however the tip is out of the field of view . The pulmonary edema has almost resolved . The left pleural effusion may have slightly decreased in size , however this may be positional . Small right pleural effusion is stable . Cardiomediastinal silhouette is stable . No pneumothorax .
    OUTPUT:
    
1 . Appropriate positioning of all lines and tubes . 2 . Improved pulmonary edema . 3 . Slight decrease in the size of the left pleural effusion , which may be positional .