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'.
exists and is an alternate of . Abdominal guarding is the involuntary contraction of the abdominal muscles in response to an examiner palpating the abdomen. It's a common response to abdominal tenderness.