Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two portable plain film studies centered around the epigastric region are submitted dated ___ at 16 57
    OUTPUT:
    
Interval placement of a feeding tube which has its tip coiled over the stomach . There continues to be mild pulmonary and interstitial edema . Given patient rotation , cardiac and mediastinal contours are difficult to assess . A right subclavian PICC line is unchanged in position . Interval removal of a left subclavian central line .