Putting a stent in by endoscopy. After you have had a sedative injection, the doctor puts a tube called an endoscope into your mouth and passes it down your throat to your stomach. The tube passes through to the beginning of the small bowel (your duodenum) and the opening of your bile duct.utting a stent in by endoscopy. After you have had a sedative injection, the doctor puts a tube called an endoscope into your mouth and passes it down your throat to your stomach. The tube passes through to the beginning of the small bowel (your duodenum) and the opening of your bile duct.
From Wikipedia, the free encyclopedia. Abdominal guarding is the tensing of the abdominal wall muscles to guard inflamed organs within the abdomen from the pain of pressure upon them. The tensing is detected when the abdominal wall is pressed. Abdominal guarding is also known as 'dÃ©fense musculaire'.
LINK / CITE ADD TO WORD LIST. adjective. The definition of guarded is being cautious or nervous about something or what is going to happen, or is not openly jumping into something. 1  An example of guarded is when you are considering going on a trip but just aren't sure if it's the right choice. 2  An example of guarded is when a doctor is cautiously optimsitic.