Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An enteric catheter courses below the level of the diaphragm , passing out of field of view inferiorly , with its presumed tip reentering the image at a slightly more medial position , ending over the mid portion of the stomach . The lungs are clear . The heart size is normal . The mediastinal contours are normal . There are no definite pleural effusions . No pneumothorax is seen . There is no evidence of free air in the abdomen .
    OUTPUT:
    
1 . No evidence of pneumoperitoneum . 2 . No acute cardiac or pulmonary process .