Newborn with abdominal distension after nasogastric tube placement

CXR of nasogastric tube curled back upon itself in the esophagus
CXR AP shows a nasogastric tube curling back upon itself within the esophagus with the tip of the nasogastric tube located above the thoracic inlet.

The diagnosis was nasogastric tube malfunction with the nasogastric tube curled in the esophagus.