A simple indicator of correct nasogastric suction tube placement in children and adults

Naso‐enteric Tube Placement: A Review of Methods to Confirm Tip Location, Global Applicability and Requirements

“…Obesity is a problem [63] Ultrasonography Following placement of the NET, a bedside trans-abdominal ultrasound is used to determine the position of the tip. The basic ultrasound can be enhanced by the insufflation of air into the tube, forming bubbles at the tip and by filling the stomach with water Expensive equipment that is not readily available.…”