Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP supine view of the chest was reviewed and compared to the prior studies . The endotracheal tube ends 3 - 4 - cm above the carina . The upper enteric tube enters the stomach and ends off of the radiograph . Left internal jugular line ends in the mid superior vena cava , and a left subclavian line ends in the lower superior vena cava . Moderate - to - large left and moderate right pleural effusions relatively unchanged . There is no pneumothorax . Mediastinal and cardiac contours are stable .
    OUTPUT:
    
1 . No definite pneumothorax . 2 . Moderate - to - large left and moderate right pleural effusions are unchanged . 3 . The supportive lines and tubes are relatively unchanged in position .