an Entity references as follows:
Gastrostomy is the creation of an artificial external opening into the stomach for nutritional support or gastric decompression.Typically this would include an incision in the patient's epigastrium as part of a formal operation. It can be performed through surgical approach, percutaneous approach by interventional radiology, percutaneous endoscopic gastrostomy (PEG) or (PUG). The opening may be used for feeding, such as with a gastrostomy tube.