A child presented with severe respiratory distress two days after bih.On examination he was observed to have a scaphoid abdomen and decreased breath sounds on the left side. He was managed by prompt Endotracheal intubation .After ET tube placement the maximal cardiac impulse shifted fuher to the right side. What should be the next step in management?
Confirm the position of endotracheal tube by chest X ray Remove tube and reattempt intubation Nasogastric tube inseion & decompress the bowel Chest X ray to confirm diagnosis